Harold S. Freeman, Ph.D. - Publications

Affiliations: 
1969-1973 Chemistry North Carolina A & T University 
 1975- Chemistry North Carolina State University, Raleigh, NC 
Area:
Textile and polymer chemistry, organic chemistry, dyes, pigments

124 high-probability publications. We are testing a new system for linking publications to authors. You can help! If you notice any inaccuracies, please sign in and mark papers as correct or incorrect matches. If you identify any major omissions or other inaccuracies in the publication list, please let us know.

Year Citation  Score
2021 Kim BH, Danilov E, Yoon SJ, El-Shafei A, Freeman H. Characterization of the photophysics of a mixed system of red disperse dyes using experimental and theoretical methods Dyes and Pigments. 184: 108745. DOI: 10.1016/J.Dyepig.2020.108745  0.419
2020 Ding Y, Szymczyk M, Mehraban N, Lim J, Parrillo-Chapman L, El-Shafei A, Freeman HS. Molecular and excited state properties of photostable yellow disperse dyes Journal of Molecular Structure. 1207: 127815. DOI: 10.1016/J.Molstruc.2020.127815  0.436
2020 Silva PMdS, Fiaschitello TR, Queiroz RSd, Freeman HS, Costa SAd, Leo P, Montemor AF, Costa SMd. Natural dye from Croton urucurana Baill. bark: Extraction, physicochemical characterization, textile dyeing and color fastness properties Dyes and Pigments. 173: 107953. DOI: 10.1016/J.Dyepig.2019.107953  0.395
2020 Arangdad K, Yildirim E, Detwiler A, Cleven CD, Burk C, Shamey R, Pasquinelli MA, Freeman H, El‐Shafei A. X‐ray photoelectron spectroscopy study on the photodegradation of copolyester model compounds Journal of Applied Polymer Science. 138: 49661. DOI: 10.1002/App.49661  0.306
2019 da Silva L, Freeman H. Variation in hydrophobic chain length of co-adsorbents to improve dye-sensitized solar cell performance. Physical Chemistry Chemical Physics : Pccp. 21: 16771-16778. PMID 31328218 DOI: 10.1039/C9Cp02439E  0.358
2019 Mehraban N, Musich P, Freeman H. Synthesis and Encapsulation of a New Zinc Phthalocyanine Photosensitizer into Polymeric Nanoparticles to Enhance Cell Uptake and Phototoxicity Applied Sciences. 9: 401. DOI: 10.3390/App9030401  0.359
2019 Umbuzeiro GdA, Albuquerque AF, Vacchi FI, Szymczyk M, Sui X, Aalizadeh R, von der Ohe PC, Thomaidis NS, Vinueza NR, Freeman HS. Towards a reliable prediction of the aquatic toxicity of dyes Environmental Sciences Europe. 31. DOI: 10.1186/S12302-019-0258-1  0.355
2019 Ding Y, Mehraban N, Szymczyk M, Parrillo-Chapman L, El-Shafei A, Freeman HS. Molecular and excited state properties of photostable anthraquinone blue dyes for hydrophobic fibers Journal of Molecular Structure. 1181: 109-117. DOI: 10.1016/J.Molstruc.2018.12.070  0.421
2018 Lim J, Szymczyk M, Mehraban N, Ding Y, Parrillo-Chapman L, El-Shafei A, Freeman HS. Data from X-ray crystallographic analysis and DFT calculations on isomeric azo disperse dyes. Data in Brief. 21: 675-683. PMID 30377652 DOI: 10.1016/J.Dib.2018.10.010  0.309
2018 Williams TN, Van Den Driessche GA, Valery ARB, Fourches D, Freeman HS. Toward the Rational Design of Sustainable Hair Dyes Using Cheminformatics Approaches: Step 2. Identification of Hair Dye Substance Database Analogs in the Max Weaver Dye Library Acs Sustainable Chemistry & Engineering. 6: 14248-14256. DOI: 10.1021/Acssuschemeng.8B02882  0.46
2018 Williams TN, Kuenemann MA, Van Den Driessche GA, Williams AJ, Fourches D, Freeman HS. Toward the Rational Design of Sustainable Hair Dyes Using Cheminformatics Approaches: Step 1. Database Development and Analysis Acs Sustainable Chemistry & Engineering. 6: 2344-2352. DOI: 10.1021/Acssuschemeng.7B03795  0.401
2018 Lim J, Szymczyk M, Mehraban N, Ding Y, Parrillo-Chapman L, El-Shafei A, Freeman HS. Molecular and excited state properties of isomeric scarlet disperse dyes Journal of Molecular Structure. 1161: 254-261. DOI: 10.1016/J.Molstruc.2018.02.028  0.437
2017 Kuenemann MA, Szymczyk M, Chen Y, Sultana N, Hinks D, Freeman HS, Williams AJ, Fourches D, Vinueza NR. Weaver's historic accessible collection of synthetic dyes: a cheminformatics analysis. Chemical Science. 8: 4334-4339. PMID 28959395 DOI: 10.1039/C7Sc00567A  0.363
2017 Ding Y, Freeman HS, Parrillo-Chapman L. Color Gamut Analysis and Color Fastness Evaluation for Textile Inkjet Printing Application on Polyester 1 Journal of Imaging Science and Technology. 61: 505031-505038. DOI: 10.2352/J.Imagingsci.Technol.2017.61.5.050503  0.317
2017 Umbuzeiro GA, Szymczyk M, Li M, Chen Y, Vendemiatti JAS, de Albuquerque AF, dos Santos A, Maselli BdS, Kummrow F, Vinueza NR, Freeman HS. Purification and characterization of three commercial phenylazoaniline disperse dyes Coloration Technology. 133: 513-518. DOI: 10.1111/Cote.12307  0.357
2017 Ding Y, Freeman HS. Mordant dye application on cotton: optimisation and combination with natural dyes Coloration Technology. 133: 369-375. DOI: 10.1111/Cote.12288  0.459
2017 Rossi T, Silva P, De Moura L, Araújo M, Brito J, Freeman H. Waste from eucalyptus wood steaming as a natural dye source for textile fibers Journal of Cleaner Production. 143: 303-310. DOI: 10.1016/J.Jclepro.2016.12.109  0.374
2016 Wang G, Umbuzeiro GdA, Vendemiatti JA, de Oliveira AC, Vacchi FI, Hussain M, Hauser PJ, Freeman HS, Hinks D. Synthesis, Characterization, and Toxicological Properties of New Cationic Bleach Activators Journal of Surfactants and Detergents. 20: 277-285. DOI: 10.1007/S11743-016-1899-3  0.359
2015 Mehraban N, Freeman HS. Developments in PDT Sensitizers for Increased Selectivity and Singlet Oxygen Production. Materials (Basel, Switzerland). 8: 4421-4456. PMID 28793448 DOI: 10.3390/Ma8074421  0.353
2015 El-Shafei A, Hinks D, Boyle PD, Freeman HS. Characterization of non-genotoxic diarylides using experimental and molecular orbital methods Dyes and Pigments. 121: 128-137. DOI: 10.1016/J.Dyepig.2015.04.036  0.378
2015 He L, Freeman HS, Nakpathom M, Boyle PD. Synthesis and X-ray analysis of a perfluoroalkyl-substituted azobenzene dye Dyes and Pigments. 120: 245-250. DOI: 10.1016/J.Dyepig.2015.04.014  0.77
2014 Franciscon E, Mendonça D, Seber S, Morales DA, Zocolo GJ, Zanoni MB, Grossman MJ, Durrant LR, Freeman HS, Umbuzeiro GA. Potential of a bacterial consortium to degrade azo dye Disperse Red 1 in a pilot scale anaerobic-aerobic reactor Process Biochemistry. DOI: 10.1016/J.Procbio.2015.01.022  0.411
2014 Freeman HS. Molecular engineering of sustainable synthetic colorants American Association of Textile Chemists and Colorists International Conference, Aatcc 2014. 170-183.  0.319
2014 Ding Y, Freeman HS. Mordant dye application on cotton fabric American Association of Textile Chemists and Colorists International Conference, Aatcc 2014. 18-27.  0.347
2013 Ormond AB, Freeman HS. Dye Sensitizers for Photodynamic Therapy. Materials (Basel, Switzerland). 6: 817-840. PMID 28809342 DOI: 10.3390/Ma6030817  0.784
2013 Freeman HS. Aromatic amines: use in azo dye chemistry. Frontiers in Bioscience (Landmark Edition). 18: 145-64. PMID 23276915 DOI: 10.2741/4093  0.447
2013 Vacchi FI, Albuquerque AF, Vendemiatti JA, Morales DA, Ormond AB, Freeman HS, Zocolo GJ, Zanoni MV, Umbuzeiro G. Chlorine disinfection of dye wastewater: implications for a commercial azo dye mixture. The Science of the Total Environment. 442: 302-9. PMID 23178834 DOI: 10.1016/J.Scitotenv.2012.10.019  0.797
2013 Fadda AA, El-Mekawy RE, El-Shafei AI, Freeman H. Synthesis and pharmacological screening of novel meso-substituted porphyrin analogs. Archiv Der Pharmazie. 346: 53-61. PMID 23172827 DOI: 10.1002/Ardp.201200313  0.34
2013 Kim BH, Freeman HS. Effects of bis-carbazole based D-π-A sensitizers on solar energy capture in DSSCs. Photochemical & Photobiological Sciences : Official Journal of the European Photochemistry Association and the European Society For Photobiology. 12: 421-31. PMID 23149843 DOI: 10.1039/C2Pp25262G  0.363
2013 Ormond AB, Freeman HS. Dye sensitizers for photodynamic therapy Materials. 6: 817-840. DOI: 10.3390/ma6030817  0.785
2013 Freeman HS, Jeong E, Claxton LD. Characterization of metabolites of genotoxic 4,4′- aminoalkoxyazobenzene dyes Dyes and Pigments. 99: 496-501. DOI: 10.1016/J.Dyepig.2013.06.001  0.701
2013 Ormond AB, Freeman HS. Effects of substituents on the photophysical properties of symmetrical porphyrins Dyes and Pigments. 96: 440-448. DOI: 10.1016/J.Dyepig.2012.09.011  0.778
2013 Kim BH, Freeman HS. New N-methyl pyrrole and thiophene based D-π-A systems for dye-sensitized solar cells Dyes and Pigments. 96: 313-318. DOI: 10.1016/J.Dyepig.2012.09.001  0.345
2012 Lu L, He L, Zhang S, Freeman HS. Novel yellow azo-anthraquinone dyes for polylactide fibres: Effects of alkyl chain length Coloration Technology. 128: 121-126. DOI: 10.1111/J.1478-4408.2011.00354.X  0.4
2012 Kim BH, Freeman HS. Structure-photovoltaic performance relationships for DSSC sensitizers having heterocyclic and benzene spacers Journal of Materials Chemistry. 22: 20403-20409. DOI: 10.1039/C2Jm33228K  0.348
2011 He L, Gong G, Freeman HS, Jian W, Chen M, Zhao D. Studies involving reactive dyes containing a benzophenone ultraviolet absorber Coloration Technology. 127: 47-54. DOI: 10.1111/J.1478-4408.2010.00277.X  0.454
2011 He L, Freeman HS, Lu L, Zhang S. Spectroscopic study of anthraquinone dye/amphiphile systems in binary aqueous/organic solvent mixtures Dyes and Pigments. 91: 389-395. DOI: 10.1016/J.Dyepig.2011.05.010  0.353
2010 He L, Lu L, Zhang S, Freeman HS. Synthesis and application of yellow azo-anthraquinone disperse dyes for polylactide fibres Coloration Technology. 126: 92-96. DOI: 10.1111/J.1478-4408.2010.00232.X  0.443
2010 Jeong E, Freeman HS, Claxton LD. Synthesis and characterization of selected 4,4′-diaminoalkoxyazobenzenes Dyes and Pigments. 87: 100-108. DOI: 10.1016/J.Dyepig.2010.03.002  0.698
2009 He L, El-Shafei A, Freeman HS, Boyle P. Erratum to “X-ray and Molecular Modelling Studies on 4-[N-Alkylamino]azobenzene Dyes” [Dyes Pigments 82 (2009), 299–306] Dyes and Pigments. 83: 267. DOI: 10.1016/J.Dyepig.2009.05.002  0.302
2009 He L, El-Shafei A, Freeman HS, Boyle P. X-ray and molecular modelling studies of 4-[N-alkylamino]azobenzene dyes Dyes and Pigments. 82: 299-306. DOI: 10.1016/J.Dyepig.2009.01.013  0.329
2009 Zhi-Gang Y, Chun-Xia Z, De-Feng Z, Freeman HS, Pei-Tong C, Jie H. Monoazo dyes based on 5,10-dihydrophenophosphazine, Part 2: Azo acid dyes Dyes and Pigments. 81: 137-143. DOI: 10.1016/J.Dyepig.2008.09.021  0.433
2008 Nayar SB, Freeman HS. Hydrolyzed reactive dyes. Part 1: Analyses via fast atom bombardment and electrospray mass spectrometry Dyes and Pigments. 79: 89-100. DOI: 10.1016/J.Dyepig.2007.07.002  0.318
2007 Wang J, Freeman HS, Claxton LD. Synthesis and mutagenic properties of direct dyes from 4,4′-diamino-p-terphenyl and 4,4′-diamino-p-quaterphenyl Coloration Technology. 123: 39-45. DOI: 10.1111/J.1478-4408.2006.00059.X  0.588
2007 Wang J, Freeman HS, Claxton LD. Synthesis and mutagenic properties of 4,4′-diamino-p-terphenyl and 4,4′-diamino-p-quaterphenyl Coloration Technology. 123: 34-38. DOI: 10.1111/J.1478-4408.2006.00058.X  0.533
2007 Sun Y, Zhao D, Freeman HS. Synthesis and properties of disperse dyes containing a built-in triazine stabilizer Dyes and Pigments. 74: 608-614. DOI: 10.1016/J.Dyepig.2006.04.001  0.39
2007 Bae JS, Freeman HS. Aquatic toxicity evaluation of copper-complexed direct dyes to the Daphnia magna Dyes and Pigments. 73: 126-132. DOI: 10.1016/J.Dyepig.2005.10.019  0.71
2007 Bae JS, Freeman HS. Aquatic toxicity evaluation of new direct dyes to the Daphnia magna Dyes and Pigments. 73: 81-85. DOI: 10.1016/J.Dyepig.2005.10.015  0.72
2007 Szymczyk M, El-Shafei A, Freeman HS. Design, synthesis, and characterization of new iron-complexed azo dyes Dyes and Pigments. 72: 8-15. DOI: 10.1016/J.Dyepig.2005.07.009  0.348
2006 Bae JS, Freeman HS, Warren SH, Claxton LD. Evaluation of new 2,2'-dimethyl-5,5'-dipropoxybenzidine- and 3,3'-dipropoxybenzidine-based direct dye analogs for mutagenic activity by use of the Salmonella/mammalian mutagenicity assay. Mutation Research. 603: 173-85. PMID 16426887 DOI: 10.1016/J.Mrgentox.2005.11.007  0.712
2006 Jenkins DW, El-Tahlawy K, El-Shafei A, Freeman HS, Hudson SM. Use of γ-cyclodextrin/epichlorohydrin polymer in merging fabric formation and coloration processes Coloration Technology. 122: 345-349. DOI: 10.1111/J.1478-4408.2006.00051.X  0.31
2006 Smith B, Berger R, Freeman HS. High affinity, high efficiency fibre-reactive dyes Coloration Technology. 122: 187-193. DOI: 10.1111/J.1478-4408.2006.00032.X  0.436
2006 Suwanruji P, Freeman HS. Design, synthesis and application of easy wash-off reactive dyes Coloration Technology. 122: 27-36. DOI: 10.1111/J.1478-4408.2006.00002.X  0.803
2006 Volná K, Holčapek M, Suwanruji P, Freeman HS. Mass spectrometric analysis of sulphonated dyes based on diaminobiphenyls Coloration Technology. 122: 22-26. DOI: 10.1111/J.1478-4408.2006.00001.X  0.787
2006 Bae JS, Freeman HS, Kim SD. Influences of new azo dyes to the aquatic ecosystem Fibers and Polymers. 7: 30-35. DOI: 10.1007/Bf02933599  0.708
2006 Freeman HS, Wang J, Claxton LD. Phenylene homologs of benzidine: Genotoxicity and utility in dye and pigment synthesis International Conference and Exhibition of the American Association of Textile Chemists and Colorists, Aatcc Ic and E 2006. 192-200.  0.302
2005 de Aragão Umbuzeiro G, Freeman HS, Warren SH, de Oliveira DP, Terao Y, Watanabe T, Claxton LD. The contribution of azo dyes to the mutagenic activity of the Cristais River. Chemosphere. 60: 55-64. PMID 15910902 DOI: 10.1016/J.Chemosphere.2004.11.100  0.382
2005 de Aragão Umbuzeiro G, Freeman H, Warren SH, Kummrow F, Claxton LD. Mutagenicity evaluation of the commercial product CI Disperse Blue 291 using different protocols of the Salmonella assay. Food and Chemical Toxicology : An International Journal Published For the British Industrial Biological Research Association. 43: 49-56. PMID 15582195 DOI: 10.1016/J.Fct.2004.08.011  0.341
2005 Edwards LC, Freeman HS. Synthetic dyes based on environmental considerations. Part 4: Aquatic toxicity of iron-complexed formazan dyes Coloration Technology. 121: 271-274. DOI: 10.1111/J.1478-4408.2005.Tb00284.X  0.318
2005 Pielesz A, Wesełucha-Birczyńska A, Freeman HS, Włochowicz A. Characterizing of model direct dyes interactions with cotton cellulose via 1D and 2D raman spectroscopy Cellulose. 12: 497-506. DOI: 10.1007/S10570-005-7132-6  0.332
2005 Bae JS, Freeman HS. Evaluation of new direct dyes for mutagenicity using the salmonella mammalian mutagenicity assay Fibers and Polymers. 6: 297-305. DOI: 10.1007/Bf02875665  0.72
2005 Bae JS, Freeman HS. Evaluation of new metallized direct dyes for mutagenicity using the Salmonella mammalian mutagenicity assay Fibers and Polymers. 6: 235-243. DOI: 10.1007/Bf02875648  0.709
2005 Freeman HS. Color yes, toxicity no: Systematic approaches to meeting this challenge Colourage. 52: 59-65.  0.314
2005 Freeman HS. Color yes, toxicity no: Systematic approaches to meeting this challenge Colourage. 52: 59-65.  0.314
2004 El-Shafei A, Hinks D, Boyle PD, Freeman HS. Non-mutagenic organic pigment intermediates. II. Isomorphous 2,2'-dichloro-5,5'-dipropoxybenzidine and 2,2'-dimethyl-5,5'-dipropoxybenzidine. Acta Crystallographica. Section C, Crystal Structure Communications. 60: o569-71. PMID 15295190 DOI: 10.1107/S0108270104014763  0.309
2004 Edwards LC, Freeman HS, Claxton LD. Developing azo and formazan dyes based on environmental considerations: Salmonella mutagenicity. Mutation Research. 546: 17-28. PMID 14757189 DOI: 10.1016/J.Mrfmmm.2003.10.002  0.348
2004 Shaw SD, Freeman HS. Dyes from enzyme-mediated oxidation of aromatic amines Textile Research Journal. 74: 215-222. DOI: 10.1177/004051750407400305  0.406
2004 Suwanruji P, Freeman HS, Zhao D. Studies toward a universal dye for textile fibres Coloration Technology. 120: 220-225. DOI: 10.1111/J.1478-4408.2004.Tb00121.X  0.808
2003 Hooker J, Hinks D, Freeman H. Synthesis, properties and application of four new 1:2 aluminium-complexed azo dyes Coloration Technology. 119: 41-47. DOI: 10.1111/J.1478-4408.2003.Tb00150.X  0.379
2003 Bae JS, Freeman HS, El-Shafei A. Metallization of non-genotoxic direct dyes Dyes and Pigments. 57: 121-129. DOI: 10.1016/S0143-7208(02)00120-1  0.693
2003 Pielesz A, Freeman HS, Wesełucha-Birczyńska A, Wysocki M, Włochowicz A. Assessing secondary structure of a dyed wool fibre by means of FTIR and FTR spectroscopies Journal of Molecular Structure. 651: 405-418. DOI: 10.1016/S0022-2860(03)00210-2  0.377
2002 Gong G, Gao X, Wang J, Zhao D, Freeman HS. Trisazo Direct Black dyes based on nonmutagenic 3,3′-disubstituted benzidines Dyes and Pigments. 53: 109-117. DOI: 10.1016/S0143-7208(02)00010-4  0.576
2002 Bae JS, Freeman HS. Copper salts in the post-metallization of non-genotoxic direct dyes Fibers and Polymers. 3: 147-152. DOI: 10.1007/Bf02912659  0.688
2002 Bae JS, Freeman HS. Synthesis and evaluation of non-genotoxic direct dyes Fibers and Polymers. 3: 140-146. DOI: 10.1007/Bf02912658  0.747
2001 Nakpathom M, Hinks D, Freeman HS. Synthesis and evaluation of organic pigments. 4. New monoarylide and diarylide pigments Dyes and Pigments. 48: 93-106. DOI: 10.1016/S0143-7208(00)00089-9  0.788
2001 Sokolowska J, Hinks D, Freeman HS. Synthesis and evaluation of organic pigments. 3. Studies based on nonmutagenic twisted benzidines Dyes and Pigments. 48: 15-27. DOI: 10.1016/S0143-7208(00)00088-7  0.443
2001 Hinks D, Freeman HS, Arai Y, Ando H. Synthesis and evaluation of organic pigments. 2. Studies of bisazomethine pigments based on planar nonmutagenic benzidine analogs Dyes and Pigments. 48: 7-13. DOI: 10.1016/S0143-7208(00)00087-5  0.424
2001 Bae JS, Freeman HS. Direct dyes from nongenotoxic diamines Aatcc Review. 1: 67-70.  0.394
2000 Hinks D, Freeman HS, Nakpathom M, Sokolowska J. Synthesis and evaluation of organic pigments and intermediates. 1. Nonmutagenic benzidine analogs Dyes and Pigments. 44: 199-207. DOI: 10.1016/S0143-7208(99)00078-9  0.791
2000 Bello KA, Shen K, Zhao D, Esancy M, Freeman H. Dyes based on 5,10-dihydrophenophosphazine. Part 1: disazo direct dyes Dyes and Pigments. 46: 121-128. DOI: 10.1016/S0143-7208(00)00044-9  0.801
2000 Bhat KL, Freeman HS, Velga J, Sztandera L, Trachtman M, Bock CW. Monomethoxy-4-aminoazobenzenes: A computational study Dyes and Pigments. 46: 109-119. DOI: 10.1016/S0143-7208(00)00042-5  0.315
2000 Reife A, Freeman HS. Pollution prevention in the production of dyes and pigments Textile Chemist and Colorist and American Dyestuff Reporter. 32: 56-XI.  0.316
1999 Freeman HS, Sokolowska J. Developments in dyestuff chemistry Review of Progress in Coloration and Related Topics. 29: 8-22. DOI: 10.1111/J.1478-4408.1999.Tb00123.X  0.405
1999 Lye J, Freeman HS, Mason ME, Singh P. X-ray crystal structure of C.I. Disperse Yellow 86 Dyes and Pigments. 42: 107-111. DOI: 10.1016/S0143-7208(99)00015-7  0.302
1999 Freeman HS, Mason ME, Lye J. Disperse dyes containing a built-in oxalanilide stabilizer Dyes and Pigments. 42: 53-63. DOI: 10.1016/S0143-7208(99)00009-1  0.366
1999 Ukponmwan DO, Odilora CA, Offor MN, Freeman HS. Disperse Red 60 analogs Indian Journal of Fibre and Textile Research. 24: 297-302.  0.36
1998 Bardole HA, Freeman HS, Reife A. Iron salts in the post-metallization of mordant dyes Textile Research Journal. 68: 141-149. DOI: 10.1177/004051759806800210  0.35
1996 Sokolowska-Gajda J, Freeman HS, Reife A. Synthetic dyes based on environmental considerations. Part 2: Iron complexed formazan dyes Dyes and Pigments. 30: 1-20. DOI: 10.1016/0143-7208(95)00048-8  0.403
1996 Peters AT, Freeman HS. Physico-chemical principles of color chemistry Physico-Chemical Principles of Color Chemistry 0.318
1994 Sokolowska-Gajda J, Freeman HS, Reife A. Synthetic Dyes Based on Environmental Considerations: Part I: Iron Complexes for Protein and Polyamide Fibers Textile Research Journal. 64: 388-396. DOI: 10.1177/004051759406400704  0.38
1994 Freeman HS, Mcintosh SA. Irradiation of CI Disperse Yellow 23 and Disperse Orange 29 in an Ester Environment 1 Textile Research Journal. 64: 309-315. DOI: 10.1177/004051759406400601  0.362
1993 Voyksner RD, Straub R, Keever JT, Freeman HS, Hsu WN. Determination of aromatic amines originating from azo dyes by chemical reduction combined with liquid chromatography/mass spectrometry Environmental Science and Technology. 27: 1665-1672. DOI: 10.1021/Es00045A025  0.405
1992 Freeman HS, Posey JC, Singh P. X-ray crystal structure of disperse red 167 Dyes and Pigments. 20: 279-289. DOI: 10.1016/0143-7208(92)87027-X  0.315
1992 Sokolowska-Gajda J, Freeman HS. A new medium for the diazotization of 2-amino-6-nitrobenzothiazole and 2-aminobenzothiazole Dyes and Pigments. 20: 137-145. DOI: 10.1016/0143-7208(92)85006-8  0.425
1992 Freeman HS, Posey JC. An approach to the design of lightfast disperse dyes-analogs of disperse yellow 42 Dyes and Pigments. 20: 171-195. DOI: 10.1016/0143-7208(92)80044-N  0.395
1992 Freeman HS, Posey JC. Analogs of disperse red 167 containing a built-in photostabiliser moiety Dyes and Pigments. 20: 147-169. DOI: 10.1016/0143-7208(92)80043-M  0.412
1991 Freeman HS, Kim SD, Gilbert RD, McGregor R. Arylazo dyes containing a built-in hindered-amine moiety Dyes and Pigments. 17: 83-100. DOI: 10.1016/0143-7208(91)87023-G  0.393
1991 McIntosh SA, Freeman HS, Singh P. X-Ray crystal structure of the dye 4-(N,N-bis-(β-hydroxyethyl) amino) azobenzene Dyes and Pigments. 17: 1-10. DOI: 10.1016/0143-7208(91)85023-2  0.324
1990 Esancy JF, Freeman HS, Claxton LD. The effect of alkoxy substituents on the mutagenicity of some phenylenediamine-based disazo dyes. Mutation Research. 238: 23-38. PMID 2406583 DOI: 10.1016/0165-1110(90)90037-C  0.408
1990 Esancy JF, Freeman HS, Claxton LD. The effect of alkoxy substituents on the mutagenicity of some aminoazobenzene dyes and their reductive-cleavage products. Mutation Research. 238: 1-22. PMID 2406582 DOI: 10.1016/0165-1110(90)90036-B  0.386
1990 Freeman HS, Sokolowska-Gajda J. Photodegradation of CI Acid Orange 60 and CI Acid Green 25 in an Amide Environment Textile Research Journal. 60: 221-227. DOI: 10.1177/004051759006000405  0.336
1990 Sokolowska-Gajda J, Freeman HS. The synthesis of disperse and cationic dyes from acid dye structures Dyes and Pigments. 14: 35-48. DOI: 10.1016/0143-7208(90)87004-M  0.448
1990 Freeman HS, Hao Z, McIntosh SA, Posey JC, Hsu WN. Purification procedures for synthetic dyes. Part 4-Flash chromatography Dyes and Pigments. 12: 233-242. DOI: 10.1016/0143-7208(90)85015-G  0.383
1990 Freeman HS, Esancy JF, Claxton LD. An approach to the design of nonmutagenic azo dyes: analogs of the mutagen ci direct black 17 Dyes and Pigments. 13: 55-70. DOI: 10.1016/0143-7208(90)80013-F  0.435
1989 McIntosh SA, Freeman HS, Singh P. X-Ray Crystal Structure of the Dyes 2-Nitro-4’-[N,N-Bis(β- Hydroxyethyl)amino]azobenzene and 2-Cyano-4’- [N,N-Bis-(β-Hydroxyethyl)amino]azobenzene Textile Research Journal. 59: 389-395. DOI: 10.1177/004051758905900703  0.326
1989 Freeman HS, Mcintosh SA. Photolytic Properties of Ortho-Substituted 4-[N,N-Bis(β- Hydroxyethyl)amino]azobenzenes in Polymer Substrates Textile Research Journal. 59: 343-349. DOI: 10.1177/004051758905900606  0.358
1989 Freeman HS, Hao Z, Hsu WN. The chromatographic behavior of some hydrophilic dyes and dye intermediates on thin layers of strong and weak ion exchangers Journal of Liquid Chromatography. 12: 919-935. DOI: 10.1080/01483918908051770  0.379
1989 Voyskner RD, Pack TW, Haney CA, Freeman HS, Hsu WN. Determination of the photodegradation products of basic yellow 2 by thermospray high-performance liquid chromatography and gas chromatography/mass spectrometry Biomedical and Environmental Mass Spectrometry. 18: 1079-1086. DOI: 10.1002/Bms.1200181208  0.324
1988 Freeman HS, Hao Z, McIntosh SA, Mills KP. Purification of some water soluble azo dyes by high-speed counter-current chromatography Journal of Liquid Chromatography. 11: 251-266. DOI: 10.1080/01483919808068327  0.349
1988 Freeman HS, Hsu WN, Esancy JF, Esancy MK. Proton magnetic resonance spectra of some naphthalene derivatives Dyes and Pigments. 9: 67-82. DOI: 10.1016/0143-7208(88)85005-8  0.761
1988 Freeman HS, Moser LS, Whaley WM. New phosphonic acid reactive dyes for cotton Dyes and Pigments. 9: 57-65. DOI: 10.1016/0143-7208(88)85004-6  0.459
1987 Freeman HS, Hsu WN. Photolytic Behavior of Some Popular Disperse Dyes on Polyester and Nylon Substrates Textile Research Journal. 57: 223-234. DOI: 10.1177/004051758705700407  0.342
1987 Freedman LD, Freeman HS. Preparation, reactions, structures, and possible uses of 5,10-dihydrophenophosphazine derivatives Chemical Reviews. 87: 289-306. DOI: 10.1021/Cr00078A001  0.593
1987 Calogero F, Freeman HS, Esancy JF, Whaley WM, Dabney BJ. An approach to the design of non-mutagenic azo dyes. 2. Potential replacements for the benzidine moiety of some mutagenic azo dyestuffs Dyes and Pigments. 8: 431-447. DOI: 10.1016/0143-7208(87)85035-0  0.475
1987 Freeman HS, Esancy JF, Esancy MK, Mills KP, Whaley WM, Dabney BJ. An approach to the design of non-mutagenic azo dyes. 1. The identification of non-mutagenic precursors and potential metabolites Dyes and Pigments. 8: 417-430. DOI: 10.1016/0143-7208(87)85034-9  0.787
1987 Mills KP, Freeman HS, Whaley WM, Carroll FI. Purification procedures for synthetic dyes: Part 3-HPLC separation of the components of 1,4-bis(2,6-diisopropylanilino)anthraquinone Dyes and Pigments. 8: 389-395. DOI: 10.1016/0143-7208(87)85029-5  0.445
1986 Freeman HS, Whaley WM, Esancy MK, Esancy JF. Anomalous behavior of aminohydroxynaphthalenesulfonic acids during diazo coupling Dyes and Pigments. 7: 215-230. DOI: 10.1016/0143-7208(86)85010-0  0.752
1986 Freeman HS, Williard CS. Purification procedures for synthetic dyes: Part 2-countercurrent chromatography Dyes and Pigments. 7: 407-417. DOI: 10.1016/0143-7208(86)80009-2  0.427
1986 Freeman HS, Williard CS, Hsu WN. Purification procedures for synthetic dyes: Part 1-dry column chromatography Dyes and Pigments. 7: 397-405. DOI: 10.1016/0143-7208(86)80008-0  0.395
1982 Freeman HS, Freedman LD, Muftah MA. A regiospecific interaction of meta-substituted diarylamines and phosphorus trichloride Journal of Organic Chemistry. 47: 4637-4640. DOI: 10.1021/Jo00145A006  0.637
1981 Butler JR, Freeman HS, Freedman LD. THE DIHYDROPHENOPHOSPHAZINE RING SYSTEM. 2. THE REACTION OF PHOSPHORUS TRIHALIDES WITH HALO-SUBSTITUTED AND STERICALLY HINDERED DIARYLAMINES Phosphorus and Sulfur and the Related Elements. 9: 269-272. DOI: 10.1080/03086648108078249  0.615
1981 Freeman HS, Freedman LD. Synthesis of tertiary phosphine derivatives of dihydrophenophosphazine Journal of Organic Chemistry. 46: 5373-5376. DOI: 10.1021/Jo00339A024  0.636
1978 Freeman HS, Butler JR, Freedman LD. Acetyldiarylamines by arylation of acetanilides. Some applications and limitations Journal of Organic Chemistry. 43: 4975-4978. DOI: 10.1021/Jo00420A018  0.625
1976 McDermed JD, McKenzie GM, Freeman HS. Synthesis and dopaminergic activity of (+/-)-, (+)-, and (-)-2-dipropylamino-5-hydroxy-1,2,3,4-tetrahydronaphthalene. Journal of Medicinal Chemistry. 19: 547-9. PMID 944267 DOI: 10.1002/Chin.197631213  0.311
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