A1560112
2,2'-Benzidinedisulfonic Acid (contains 30% Water at maximum) , >70.0%(T) , 117-61-3
CAS NO.:117-61-3
Empirical Formula: C12H12N2O6S2
Molecular Weight: 344.36
MDL number: MFCD00041885
EINECS: 204-200-0
Pack Size | Price | Stock | Quantity |
25G | RMB24.00 | In Stock |
|
100G | RMB77.60 | In Stock |
|
500G | RMB216.00 | In Stock |
|
2.5kg | RMB752.80 | In Stock |
|
others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
Melting point: | 175°C |
Boiling point: | 638.25℃[at 101 325 Pa] |
Density | 1.5417 (rough estimate) |
vapor pressure | 0Pa at 25℃ |
refractive index | 1.6510 (estimate) |
storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
pka | -1.85±0.50(Predicted) |
form | Powder |
color | Dark purple |
Water Solubility | <0.1 g/100 mL at 20 ºC |
LogP | 1.102 at 24℃ |
CAS DataBase Reference | 117-61-3(CAS DataBase Reference) |
EPA Substance Registry System | [1,1'-Biphenyl]-2,2'-disulfonic acid, 4,4'-diamino- (117-61-3) |
Description and Uses
4,4'-Diaminobiphenyl-2,2'-disulfonic acid hydrate is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals and Dyestuff. Benzidine-2,2' -disulfonic acid is used in the production of yellow and red azo dyes.
Safety
Symbol(GHS) | GHS07 |
Signal word | Warning |
Hazard statements | H302+H312+H332-H315-H319-H335 |
Precautionary statements | P280a-P304+P340-P305+P351+P338-P405-P501a-P261-P264-P270-P271-P280-P301+P312+P330-P302+P352+P312+P362+P364-P304+P340+P312-P305+P351+P338+P337+P313-P501 |
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 |