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2,2'-Benzidinedisulfonic acid Structure

2,2'-Benzidinedisulfonic acid

Chemical Properties

熔点 175°C
沸点 638.25℃[at 101 325 Pa]
密度 1.5417 (rough estimate)
蒸气压 0Pa at 25℃
折射率 1.6510 (estimate)
储存条件 Keep in dark place,Inert atmosphere,Room temperature
形态 粉末
酸度系数(pKa) -1.85±0.50(Predicted)
颜色 深紫色
水溶解性 <0.1 g/100 mL at 20 ºC
LogP 1.102 at 24℃
CAS 数据库 117-61-3(CAS DataBase Reference)
EPA化学物质信息 [1,1'-Biphenyl]-2,2'-disulfonic acid, 4,4'-diamino- (117-61-3)

Safety Information

Hazard Codes  Xi
Risk Statements  20/21/22-37/38-36-36/37/38
Safety Statements  22-26-36-60-37
RTECS  DV5230000
TSCA  Yes
HS Code  29215900
Toxicity eye-rbt 500 mg/24H SEV 28ZPAK -,191,72

MSDS

Usage And Synthesis

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