Tetraethylurea

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Names

[ CAS No. ]:
1187-03-7

[ Name ]:
Tetraethylurea

[Synonym ]:
Urea,tetraethyl
MFCD00042881
N,N-diethylurea
TEU
N,N,N',N'-tetraethyl urea
EINECS 214-696-0
1,1,3,3-tetraethyl urea
UREA,1,1,3,3-TETRAETHYL
tetraethylurea

Chemical & Physical Properties

[ Density]:
0.907 g/mL at 20 °C(lit.)

[ Boiling Point ]:
211-213 °C(lit.)

[ Molecular Formula ]:
C9H20N2O

[ Molecular Weight ]:
172.26800

[ Flash Point ]:
81°C

[ Exact Mass ]:
172.15800

[ PSA ]:
23.55000

[ LogP ]:
1.79000

[ Vapour Pressure ]:
0.208mmHg at 25°C

[ Index of Refraction ]:
n20/D 1.447

MSDS

Click to get detail MSDS

Toxicological Information

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

Safety Information

[ Risk Phrases ]:
R36/37/38

[ Safety Phrases ]:
S23-S24/25

[ WGK Germany ]:
3

[ RTECS ]:
YU2100000

[ HS Code ]:
2924199090

Synthetic Route

Click to get detail synthetic route

Precursor & DownStream

Precursor

  • Sodium TCA
  • Diethylamine
  • N,N,N',N'-tetraethylselenourea
  • Carbon dioxide
  • carbon monoxide
  • Diethylcarbamic chloride
  • Phenyllithium
  • n-Butyllithium
  • Tert-Butyllithium
  • N,N,N',N'-tetraethyl-guanidine

DownStream

  • Nikethamide
  • N-(Bis(diethylamino)methylene)-N-ethylethanaminium chloride

Customs

[ HS Code ]: 2924199090

[ Summary ]:
2924199090. other acyclic amides (including acyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%

Related Compounds

  • (5-Bromo-3-fluorothiophen-2-yl)methanamine hydrochloride
  • 4-((Cyclohexylamino)methyl)benzoic acid hydrochloride
  • 1-[(2,4-Dichlorophenyl)methyl]-N-(1,1-dimethylethyl)-2-methyl-1H-indole-3-methanamine
  • 2-Methoxy-6-(pyrazol-1-yl)-benzonitrile
  • 3-Methoxy-2-methyl-N-[1-(5-methyl-1,3,4-thiadiazol-2-yl)azetidin-3-yl]indazole-6-carboxamide
  • 1H-3-Benzazepin-7-ol, 8-chloro-2,3,4,5-tetrahydro-5-(3-iodophenyl)-3-methyl-, (S)-
  • (4-Methyl-tetrahydro-furan-2-yl)-methanol
  • N-(1-cyanocyclopentyl)-2-[4-(4-fluorobenzenesulfonyl)-1,4-diazepan-1-yl]acetamide
  • 4,5,6,7-Tetrahydrobenzo[d]isoxazole-3-carbaldehyde
  • tert-Butyl-DL-alanine