Succimer! CAS NO.304-55-2

Succimer Basic information
Product Name:    Succimer
Synonyms:    (2R,3S)-2,3-diMercaptosuccinic acid;(2R,3S)-rel-2,3-DiMercaptosuccinic acid;Butanedioic acid,2,3-diMercapto-, (2R,3S)-rel-;meso-2,3-Dimercaptosuccinic acid;API Succimer;-rel-2,3-Dimercaptosuccinic acid;(2S,3R)-2,3-dimercaptobutanedioate;(r*,s*)-2,3-dimercaptobutanedioicacid
CAS:    304-55-2
MF:    C4H6O4S2
MW:    182.22
Mol File:    304-55-2.mol
 

Succimer Chemical Properties
Melting point     196-198 °C (dec.)(lit.)
Boiling point     285.62°C (rough estimate)
density     1.439 (estimate)
refractive index     1.5220 (estimate)
storage temp.     -20°C
solubility     DMSO (Sparingly), Methanol (Slightly, Heated)
pka    pK1:2.71;pK2:3.48;pK3:8.89(SH);pK4:10.79(SH) (25°C)
form     Powder
color     White to off-white
Water Solubility     Soluble in water, and ethanol (25 mg/ml, results in colorless to light yellow, clear).
Merck     14,8865
BRN     1725150
Stability:    Stable. Combustible. Incompatible with strong oxidizing agents.
InChIKey    ACTRVOBWPAIOHC-XIXRPRMCSA-N
CAS DataBase Reference    304-55-2(CAS DataBase Reference)
EPA Substance Registry System    Butanedioic acid, 2,3-dimercapto-, (2R,3S)-rel- (304-55-2)
Safety Information
Hazard Codes     Xi
Risk Statements     36/37/38
Safety Statements     24/25-36-26
WGK Germany     2
RTECS     WM7650000
F     10-23
TSCA     Yes
HS Code     29309090
Hazardous Substances Data    304-55-2(Hazardous Substances Data)
Toxicity    LD50 i.p. in mice: >3000 mg/kg (Friedheim, Corvi)