2,5-Dithiobiurea
Names
[ CAS No. ]:
142-46-1
[ Name ]:
2,5-Dithiobiurea
[Synonym ]:
MFCD00014471
DITHIOUREA
bithiourea
bisthiourea
usafb-44
usafb-55
2,5-dithiourea
DITHIODIUREA
2,5-Dithiobiurea
DITHIOBIUREA
EINECS 205-537-6
usafek-p-6281
1,2-Hydrazinedicarbothioamide
1-thiocarbamoylthiosemicarbazide
N,N'-bis-(amidothiocarbonyl)-hydrazine
hydrazodithiocarbamide
hydrazine-1,2-dicarbothioamide
Chemical & Physical Properties
[ Density]:
1.6±0.1 g/cm3
[ Boiling Point ]:
291.6±23.0 °C at 760 mmHg
[ Melting Point ]:
212 °C (dec.)(lit.)
[ Molecular Formula ]:
C2H6N4S2
[ Molecular Weight ]:
150.226
[ Flash Point ]:
130.1±22.6 °C
[ Exact Mass ]:
150.003387
[ PSA ]:
140.28000
[ LogP ]:
-1.12
[ Vapour Pressure ]:
0.0±0.6 mmHg at 25°C
[ Index of Refraction ]:
1.771
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- EC1460000
- CHEMICAL NAME :
- Biurea, 2,5-dithio-
- CAS REGISTRY NUMBER :
- 142-46-1
- BEILSTEIN REFERENCE NO. :
- 1723178
- LAST UPDATED :
- 199701
- DATA ITEMS CITED :
- 7
- MOLECULAR FORMULA :
- C2-H6-N4-S2
- MOLECULAR WEIGHT :
- 150.24
- WISWESSER LINE NOTATION :
- SUYZMMYZUS
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LD - Lethal dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- >500 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 100 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 655 gm/kg/78W-C
- TOXIC EFFECTS :
- Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors
- TYPE OF TEST :
- TD - Toxic dose (other than lowest)
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 1310 gm/kg/78W-C
- TOXIC EFFECTS :
- Tumorigenic - equivocal tumorigenic agent by RTECS criteria Liver - tumors
MUTATION DATA
- TYPE OF TEST :
- Sister chromatid exchange
- TEST SYSTEM :
- Rodent - hamster Ovary
- DOSE/DURATION :
- 145 mg/L
- REFERENCE :
- EMMUEG Environmental and Molecular Mutagenesis. (Alan R. Liss, Inc., 41 E. 11th St., New York, NY 10003) V.10- 1987- Volume(issue)/page/year: 10(Suppl 10),1,1987
Safety Information
[ Hazard Codes ]:
Xi:Irritant;
[ Risk Phrases ]:
R36/37/38
[ Safety Phrases ]:
S26-S37/39
[ WGK Germany ]:
3
[ RTECS ]:
EC1460000
[ HS Code ]:
2930909090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2930909090
[ Summary ]:
2930909090. other organo-sulphur compounds. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%