2,5-Dithiobiurea

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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

Click to get detail 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

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • ammonium thiocyanate
  • Thiosemicarbazide
  • Potassium thiocyanate
  • Hydrazinecarbothioamide,2-(phenylmethylene)-
  • Potassium ethoxide
  • 1,5-DIMETHYL-1H,5H-[1,2,4]TRIAZOLO[1,2-A][1,2,4]TRIAZOLE-3,7-DITHIOL
  • Water
  • 3,7-diethyl-3,7-dimethyl-tetrahydro-[1,2,4]triazolo[1,2-a][1,2,4]triazole-1,5-dithione

DownStream

  • 5,7-DIMETHYL[1,2,4]TRIAZOLO[1,5-A]PYRIMIDIN-2-YLHYDROSULFIDE
  • Acetamide,N,N'-1,3,4-thiadiazole-2,5-diylbis-
  • AHMT
  • 3-Amino-5-mercapto-1,2,4-triazole
  • 2,5-Diamino-1,3,4-Thiadiazole
  • 5-Amino-1,3,4-thiadiazole-2-thiol
  • 1,2-Hydrazinedicarboximidothioicacid, 1,2-dimethyl ester
  • 1,2-bis(4-phenyl-1,3-thiazol-2-yl)hydrazine
  • [(amino-methylsulfanyl-methylidene)amino]thiourea
  • N-(5-benzamido-1,3,4-thiadiazol-2-yl)benzamide

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%

Related Compounds

  • 2,5-DITHIOBIUREA
  • 1-allyl-2,5-dithiobiurea
  • 1-methyl-2,5-dithiobiurea
  • 1-phenyl-2,5-dithiobiurea
  • 1,6-diallyl-2,5-dithiobiurea
  • 1,6-dibutyl-2,5-dithiobiurea
  • 5,5a(2),8,8a(2)-Tetramethoxy[1,1a(2)-binaphthalene]-4,4a(2)-diol
  • N-Methyl-1-(4-(pyrrolidin-1-yl)-2-(trifluoromethyl)phenyl)methanamine
  • 5-(5-Chloro-1-(2-fluorophenyl)-2-oxopentyl)-5,6,7,7a-tetrahydrothieno[3,2-c]pyridin-2(4H)-one
  • N-(4-Fluoro-2-(trifluoromethyl)benzyl)-N-methylpyrrolidin-3-amine
  • 11,15,21-Trimethylheptatriacontane
  • 15,17-Dimethyl-13-(2-methylpropyl)-3,6,9,12-tetraoxaoctadecan-1-ol
  • N-(4-(Pyrrolidin-1-yl)-2-(trifluoromethyl)benzyl)ethanamine
  • 3-[4-Fluoro-2-(trifluoromethyl)phenyl]-1,2-oxazole-5-carboxylic acid
  • 7-Chloro-3-nitrocinnoline
  • Glycinamide, N,N-diethylalanyl-N-(2,6-dimethylphenyl)-
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