Ethanol,2,2'-[[4-[2-(4-aminophenyl)diazenyl]-3-methylphenyl]imino]bis- CAS NO.104226-21-3

2-[(3-Aminophenyl)sulfonyl]ethanol Appearance light white to pink powder MFC8H11NO3S CAS5246-57-1 Amino acid oilBenzeneasthest…

2-[(3-Aminophenyl)sulfonyl]ethanolAppearance light white to pink powderMFC8H11NO3S CAS5246-57-1 Amino acid oilBenzene as the starting material , through chlorosulfonation , restore , hydroxyethyl , nitration , and hydrogenation of five-step reaction of the target product amino oil.   NO.ITEMFirst classQualified1.APPEARANCEPale white and red tide products2. Total Amino- Value{m-(B-Hydroxyethyl sulfonyl) aniline}  %≥96.00≥95.003.m-(B-Hydroxyethyl sulfonyl) aniline (HPLC)mass fraction %≥97.00≥96.504.B,B-2(3,3- diaminobenzene),(HPLC)mass fraction %≤1.00≤1.0053-{B[3-(B-Hydroxyethyl sulfonyl) Phenyl}HPLC mass fraction %≤1.20≤1.506Water- insoluble %≤0.10≤0.20