2-MERCAPTOIMIDAZOLE
Names
[ CAS No. ]:
872-35-5
[ Name ]:
2-MERCAPTOIMIDAZOLE
[Synonym ]:
1H-Imidazole-2-thiol
MFCD00005188
2-mercaptoimidazole
1,3-Dihydro-2H-imidazole-2-thione
2H-Imidazole-2-thione, 1,3-dihydro-
imidazolylsulfide
EINECS 212-823-4
Chemical & Physical Properties
[ Density]:
1.4±0.1 g/cm3
[ Boiling Point ]:
255.0±23.0 °C at 760 mmHg
[ Melting Point ]:
228-231 °C(lit.)
[ Molecular Formula ]:
C3H4N2S
[ Molecular Weight ]:
100.142
[ Flash Point ]:
108.0±22.6 °C
[ Exact Mass ]:
100.009521
[ PSA ]:
67.48000
[ LogP ]:
0.83
[ Vapour Pressure ]:
0.0±0.5 mmHg at 25°C
[ Index of Refraction ]:
1.653
[ Storage condition ]:
2-8°C
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- NI8515000
- CHEMICAL NAME :
- Imidazole-2-thiol
- CAS REGISTRY NUMBER :
- 872-35-5
- LAST UPDATED :
- 199701
- DATA ITEMS CITED :
- 2
- MOLECULAR FORMULA :
- C3-H4-N2-S
- MOLECULAR WEIGHT :
- 100.15
- WISWESSER LINE NOTATION :
- T5M CNJ BSH
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 200 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- NTIS** National Technical Information Service. (Springfield, VA 22161) Formerly U.S. Clearinghouse for Scientific & Technical Information. Volume(issue)/page/year: AD277-689
Safety Information
[ Hazard Codes ]:
Xi: Irritant;
[ Risk Phrases ]:
R36/37/38
[ Safety Phrases ]:
S26-S36
[ WGK Germany ]:
3
[ RTECS ]:
NI8515000
[ HS Code ]:
2933290090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2933290090
[ Summary ]:
2933290090. other compounds containing an unfused imidazole ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%