A3524112
4,4'-Diaminostilbene-2,2'-disulfonic Acid , 94% , 81-11-8
Synonym(s):
Amsonic acid
CAS NO.:81-11-8
Empirical Formula: C14H14N2O6S2
Molecular Weight: 370.4
MDL number: MFCD00024946
EINECS: 201-325-2
Pack Size | Price | Stock | Quantity |
25G | RMB45.60 | In Stock |
|
100G | RMB127.20 | In Stock |
|
500G | RMB412.00 | In Stock |
|
2.5kg | RMB1261.60 | In Stock |
|
others | Enquire |
Update time: 2022-07-08
PRODUCT Properties
Melting point: | 300 °C |
Density | 1.4732 (rough estimate) |
vapor pressure | 1.3hPa at 25℃ |
refractive index | 1.6510 (estimate) |
storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
solubility | Aqueous Base (Slightly) |
pka | -1.58±0.50(Predicted) |
form | Crystalline Powder |
color | Cream to yellow-brown |
Water Solubility | <0.1 g/100 mL at 23 ºC |
Merck | 14,595 |
BRN | 629516 |
Stability: | Stable. Combustible. Incompatible with iron, strong oxidizing agents. |
LogP | -1.7--1.42 at 25℃ |
CAS DataBase Reference | 81-11-8(CAS DataBase Reference) |
EPA Substance Registry System | Amsonic acid (81-11-8) |
Description and Uses
4,4’-Diaminostilbene-2,2’-disulfonic Acid, 95+% (cas# 81-11-8) is a compound useful in organic synthesis.
Safety
Symbol(GHS) | GHS07 |
Signal word | Warning |
Hazard statements | H315-H319-H335 |
Precautionary statements | P261-P280a-P304+P340-P305+P351+P338-P405-P501a-P264-P280-P302+P352+P332+P313+P362+P364-P305+P351+P338+P337+P313 |
Hazard Codes | C,Xn |
Risk Statements | 34-22-36/37/38-20/21/22 |
Safety Statements | 24/25-45-36/37/39-26-22 |
RIDADR | UN 2583 |
RTECS | WJ6603000 |
TSCA | Yes |
HS Code | 29215900 |
Hazardous Substances Data | 81-11-8(Hazardous Substances Data) |