Urea,N,N,N',N'-tetraethyl- cas no:1187-03-7
Synonyms: Urea,1,1,3,3-tetraethyl- (6CI,7CI);Urea, tetraethyl- (8CI,9CI);1,1,3,3-Tetraethylurea;N,N,N',N'-Tetraethylurea;Tetraethylcarbamide;
NameUrea,N,N,N',N'-tetraethyl-
CAS1187-03-7
SynonymsUrea,1,1,3,3-tetraethyl- (6CI,7CI);Urea, tetraethyl- (8CI,9CI);1,1,3,3-Tetraethylurea;N,N,N',N'-Tetraethylurea;Tetraethylcarbamide;
EINECS(EC#)214-696-0
Molecular FormulaC9H20N2O
Molecular Weight172.27
AppearanceColorless transparent liquid
refractive index1.447
Risk R36/37/38
Safety
Risk Statements: 36/37/38
R36/37/38: Irritating to eyes, respiratory system and skin.
Safety Statements: 23-24/25
S23: Do not breathe vapour.
S24/25: Avoid contact with skin and eyes.
WGK Germany: 3
RTECS: YU2100000
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- YU2100000
- CHEMICAL NAME :
- Urea, 1,1,3,3-tetraethyl-
- CAS REGISTRY NUMBER :
- 1187-03-7
- BEILSTEIN REFERENCE NO. :
- 1763126
- LAST UPDATED :
- 199612
- DATA ITEMS CITED :
- 3
- MOLECULAR FORMULA :
- C9-H20-N2-O
- MOLECULAR WEIGHT :
- 172.31
- WISWESSER LINE NOTATION :
- 2N2&VN2&2
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 93 mg/kg
- TOXIC EFFECTS :
- Behavioral - convulsions or effect on seizure threshold
- REFERENCE :
- JPETAB Journal of Pharmacology and Experimental Therapeutics. (Williams &
Wilkins Co., 428 E. Preston St., Baltimore, MD 21202) V.1- 1909/10-
Volume(issue)/page/year: 54,188,1935
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intravenous
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 56 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- CSLNX* U.S. Army Armament Research & Development Command, Chemical Systems
Laboratory, NIOSH Exchange Chemicals. (Aberdeen Proving Ground, MD 21010)
Volume(issue)/page/year: NX#02977
