4,4′-Methylenebis(N,N-diglycidylaniline)

4,4′-Methylenebis(N,N-dimethylaniline) 97.5% (GC)

4,4′-Methylenebis(phenyl isocyanate) 98%

4,4′-Methylenediantipyrine 97%

4,4′-Oxybis(benzoic acid) 99%

4,4′-Oxydianiline 97%

4,4′-Oxydiphthalic anhydride 97%

4,4′-Sulfonylbis(2-methylphenol) 97%

4,4′-Sulfonyldiphenol 98%

4,4′-Thiobis(2-tert-butyl-5-methylphenol) for synthesis

4,4′-Thiobisbenzenethiol 98%

4,4′-Thiodiphenol 99%

4,4′-Trimethylenebis(1-methylpiperidine) ≥98%

4,4′-Trimethylenedipiperidine 97%

4,4′-Trimethylenedipyridine 98%

4,4′′-Dibromo-p-terphenyl

4,4′−Dipyridyl 98%

4,5-Di-O-caffeoylquinic acid ≥85% (LC/MS-ELSD)

4,5-Diamino-2,6-dimercaptopyrimidine technical grade, 90%

4,5-Diazafluoren-9-one 97%

4,5-Dibromo-2-furoic acid 97%

4,5-Dicaffeoylquinic acid phyproof® Reference Substance

4,5-dichloro-2-octyl-isothiazolone AldrichCPR

4,5-Dichloro-o-phenylenediamine 97%

4,5-Dichloroimidazole ≥98%

4,5-Dichlorophthalonitrile 99%

4,5-Dicyanoimidazole 99.0%

4,5-Difluorophthalic anhydride for synthesis

4,5-Dihydro-3(2H)-thiophenone ≥98%, FG

4,5-Dihydroxy-1,3-benzenedisulfonic acid disodium salt monohydrate 97%

4,5-DIHYDROXY-2,7-NAPHTHALENEDI

4,5-Dimethoxy-2-nitrobenzyl alcohol 98%

4,5-Dimethoxy-2-nitrobenzyl chloroformate 97%

4,5-Dimethyl-1,2-phenylenediamine 98%

4,5-Dimethyl-1,3-dioxol-2-one

4,5-DIMETHYL-1-CYCLOHEXENE-

4,5-Dimethyl-2-nitroaniline 97%

4,5-Dimethyl-3-hydroxy-2,5-dihydrofuran-2-one analytical standard

4,5-Dimethyl-3-hydroxy-2,5-dihydrofuran-2-one natural, ≥97%, FG

4,5-Diphenylimidazole 98%

4,5-Methylenedioxy-1,2-phenylenediamine dihydrochloride Fluorogenic reagent

4,5-Methylenedioxy-1,2-phenylenediamine dihydrochloride suitable for fluorescence, BioReagent, ≥97.0% (HPLC)

4,6-Diamino-2-pyrimidinethiol for synthesis

4,6-Diaminoresorcinol dihydrochloride 97%

4,6-Dichloro-2-(methylthio)pyrimidine 98%