p-tolylurea
Names
[ CAS No. ]:
622-51-5
[ Name ]:
p-tolylurea
[Synonym ]:
p-tolylurea
p-methylphenylurea
p-Tolyurea
EINECS 210-739-2
MFCD00025433
4-methylphenylurea
p-Tolylcarbamide
4-Tolylurea
Urea,p-tolyl
p-Tolycarbamide
Chemical & Physical Properties
[ Density]:
1.192g/cm3
[ Boiling Point ]:
255.1ºC at 760 mmHg
[ Melting Point ]:
178-181 °C
[ Molecular Formula ]:
C8H10N2O
[ Molecular Weight ]:
150.17800
[ Flash Point ]:
108.1ºC
[ Exact Mass ]:
150.07900
[ PSA ]:
55.12000
[ LogP ]:
2.25890
[ Index of Refraction ]:
1.62
MSDS
Toxicological Information
CHEMICAL IDENTIFICATION
- RTECS NUMBER :
- YU4200000
- CHEMICAL NAME :
- Urea, p-tolyl-
- CAS REGISTRY NUMBER :
- 622-51-5
- BEILSTEIN REFERENCE NO. :
- 2208088
- LAST UPDATED :
- 199612
- DATA ITEMS CITED :
- 2
- MOLECULAR FORMULA :
- C8-H10-N2-O
- MOLECULAR WEIGHT :
- 150.20
- WISWESSER LINE NOTATION :
- ZVMR D1
HEALTH HAZARD DATA
ACUTE TOXICITY DATA
- TYPE OF TEST :
- LDLo - Lowest published lethal dose
- ROUTE OF EXPOSURE :
- Intraperitoneal
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 232 mg/kg
- TOXIC EFFECTS :
- Behavioral - general anesthetic Behavioral - somnolence (general depressed activity)
- 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 ** TUMORIGENIC DATA **
- TYPE OF TEST :
- TDLo - Lowest published toxic dose
- ROUTE OF EXPOSURE :
- Oral
- SPECIES OBSERVED :
- Rodent - mouse
- DOSE/DURATION :
- 88 gm/kg/1Y-C
- TOXIC EFFECTS :
- Tumorigenic - Carcinogenic by RTECS criteria Blood - lymphoma, including Hodgkin's disease
- REFERENCE :
- JEPTDQ Journal of Environmental Pathology and Toxicology. (Park Forest South, IL) V.1-5(3), 1977-81(?). For publisher information, see JEPOEC. Volume(issue)/page/year: 3(5-6),149,1980
Safety Information
[ Risk Phrases ]:
33
[ Safety Phrases ]:
S24/25
[ RTECS ]:
YU4200000
[ HS Code ]:
2924299090
Customs
[ HS Code ]: 2924299090
[ Summary ]:
2924299090. other cyclic amides (including cyclic carbamates) and their derivatives; salts thereof. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:30.0%