ectylurea
Names
[ CAS No. ]:
95-04-5
[ Name ]:
ectylurea
[Synonym ]:
cis-2-Ethyl-crotonylharnstoff
Levanil
2-Ethylcrotonylurea
Astyn
N-<2-Ethyl-cis-crotonyl>-harnstoff
2-Ethyl-cis-crotonylurea
ectylurea
Chemical & Physical Properties
[ Density]:
1.082g/cm3
[ Boiling Point ]:
280.42°C (rough estimate)
[ Melting Point ]:
198°, also reported as mp 191-193° (lower melting form, mp 158°)
[ Molecular Formula ]:
C7H12N2O2
[ Molecular Weight ]:
156.18200
[ Exact Mass ]:
156.09000
[ PSA ]:
72.19000
[ LogP ]:
1.62880
[ Index of Refraction ]:
1.488
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- YT2800000
- CHEMICAL NAME :
- Urea, (2-ethylcrotonoyl)-, (Z)-
- CAS REGISTRY NUMBER :
- 95-04-5
- LAST UPDATED :
- 199707
- DATA ITEMS CITED :
- 9
- MOLECULAR FORMULA :
- C7-H12-N2-O2
- MOLECULAR WEIGHT :
- 156.21
- WISWESSER LINE NOTATION :
- ZVMVY2&U2
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 :
- 2500 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- MEIEDD Merck Index. (Merck & Co., Inc., Rahway, NJ 07065) 10th ed. 1983. For publisher information, see 85KYAH. Volume(issue)/page/year: 10,507,1983
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rat
- DOSE/DURATION :
- 900 mg/kg
- TOXIC EFFECTS :
- Behavioral - sleep Behavioral - somnolence (general depressed activity)
- REFERENCE :
- FEPRA7 Federation Proceedings, Federation of American Societies for Experimental Biology. (Bethesda, MD) V.1-46, 1942-87. Volume(issue)/page/year: 12,357,1953
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 2500 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- FRPSAX Farmaco, Edizione Scientifica. (Casella Postale 227, 27100 Pavia, Italy) V.8-43 1953-88 For publisher information, see FRMCE8 Volume(issue)/page/year: 14,845,1959
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 1780 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- 27ZQAG "Psychotropic Drugs and Related Compounds," 2nd ed., Usdin, E., and D.H. Efron, Washington, DC, 1972 Volume(issue)/page/year: -,425,1972
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Mammal - dog
- DOSE/DURATION :
- 2800 mg/kg
- TOXIC EFFECTS :
- Behavioral - somnolence (general depressed activity) Behavioral - antipsychotic Gastrointestinal - nausea or vomiting
- REFERENCE :
- AIPTAK Archives Internationales de Pharmacodynamie et de Therapie. (Heymans Institute of Pharmacology, De Pintelaan 185, B-9000 Ghent, Belgium) V.4- 1898- Volume(issue)/page/year: 114,418,1958
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Mammal - dog
- DOSE/DURATION :
- 900 mg/kg
- TOXIC EFFECTS :
- Behavioral - sleep Behavioral - somnolence (general depressed activity)
- REFERENCE :
- FEPRA7 Federation Proceedings, Federation of American Societies for Experimental Biology. (Bethesda, MD) V.1-46, 1942-87. Volume(issue)/page/year: 12,357,1953
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 1200 mg/kg
- TOXIC EFFECTS :
- Details of toxic effects not reported other than lethal dose value
- REFERENCE :
- 27ZQAG "Psychotropic Drugs and Related Compounds," 2nd ed., Usdin, E., and D.H. Efron, Washington, DC, 1972 Volume(issue)/page/year: -,425,1972
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - rabbit
- DOSE/DURATION :
- 1400 mg/kg
- TOXIC EFFECTS :
- Behavioral - sleep Behavioral - somnolence (general depressed activity)
- REFERENCE :
- FEPRA7 Federation Proceedings, Federation of American Societies for Experimental Biology. (Bethesda, MD) V.1-46, 1942-87. Volume(issue)/page/year: 12,357,1953
- TYPE OF TEST :
- LD50 - Lethal dose, 50 percent kill
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - guinea pig
- DOSE/DURATION :
- 1100 mg/kg
- TOXIC EFFECTS :
- Behavioral - sleep Behavioral - somnolence (general depressed activity)
- REFERENCE :
- FEPRA7 Federation Proceedings, Federation of American Societies for Experimental Biology. (Bethesda, MD) V.1-46, 1942-87. Volume(issue)/page/year: 12,357,1953
Safety Information
[ HS Code ]:
2924210090
Synthetic Route
Precursor & DownStream
Precursor
DownStream
Customs
[ HS Code ]: 2924210090
[ Summary ]:
2924210090 other ureines and their derivatives; salts thereof VAT:17.0% Tax rebate rate:9.0% Supervision conditions:none MFN tariff:6.5% General tariff:30.0%