p-tolylurea

Modify Date: 2024-01-21 13:41:13

p-tolylurea Structure
p-tolylurea structure
Common Name p-tolylurea
CAS Number 622-51-5 Molecular Weight 150.17800
Density 1.192g/cm3 Boiling Point 255.1ºC at 760 mmHg
Molecular Formula C8H10N2O Melting Point 178-181 °C
MSDS N/A Flash Point 108.1ºC

 Names

Name (4-methylphenyl)urea
Synonym More Synonyms

 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

 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%

 Synonyms

p-tolylurea
p-methylphenylurea
p-Tolyurea
EINECS 210-739-2
MFCD00025433
4-methylphenylurea
p-Tolylcarbamide
4-Tolylurea
Urea,p-tolyl
p-Tolycarbamide