biurea

Names

[ CAS No. ]:
110-21-4

[ Name ]:
biurea

[Synonym ]:
(carbamoylamino)urea
EINECS 203-747-2
MFCD00025398

Chemical & Physical Properties

[ Density]:
1.594g/cm3

[ Boiling Point ]:
330.5ºC at 760 mmHg

[ Melting Point ]:
247-250 °C

[ Molecular Formula ]:
C₂H₆N₄O₂

[ Molecular Weight ]:
118.09500

[ Flash Point ]:
153.7ºC

[ Exact Mass ]:
118.04900

[ PSA ]:
110.24000

[ LogP ]:
0.42040

[ Vapour Pressure ]:
0.000165mmHg at 25°C

[ Index of Refraction ]:
1.61

MSDS

Click to get detail MSDS

Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :: MV2090500

CHEMICAL NAME :: 1,2-Hydrazinedicarboxamide

CAS REGISTRY NUMBER :: 110-21-4

LAST UPDATED :: 199806

DATA ITEMS CITED :: 2

MOLECULAR FORMULA :: C2-H6-N4-O2

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :: LD50 - Lethal dose, 50 percent kill

ROUTE OF EXPOSURE :: Oral

SPECIES OBSERVED :: Rodent - rat

DOSE/DURATION :: >2 gm/kg

TOXIC EFFECTS :: Details of toxic effects not reported other than lethal dose value

REFERENCE :: ATDAEI Acute Toxicity Data. Journal of the American College of Toxicology, Part B. (Mary Ann Liebert, Inc., 1651 Third Ave., New York, NY 10128) V.1- 1990- Volume(issue)/page/year: 15(Suppl 1),S92,1996

Safety Information

[ Risk Phrases ]:
36/37/38

[ Safety Phrases ]:
S24/25

[ HS Code ]:
2928000090

Synthetic Route

Click to get detail synthetic route

Customs

[ HS Code ]: 2928000090

[ Summary ]:
2928000090 other organic derivatives of hydrazine or of hydroxylamine VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:20.0%