Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: 4-Tolylurea
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Purity: 98.0%
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622-51-5

622-51-5 structure

622-51-5 structure

Name: p-tolylurea
Chemical Name: (4-methylphenyl)urea
CAS Number: 622-51-5
Molecular Formula: C₈H₁₀N₂O
Molecular Weight: 150.17800
Catalog: Chemical reagent Organic reagent Urea
Create Date: 2018-04-13 08:00:00
Modify Date: 2024-01-21 13:41:13

Name	(4-methylphenyl)urea
Synonyms	p-tolylurea p-methylphenylurea p-Tolyurea EINECS 210-739-2 MFCD00025433 4-methylphenylurea p-Tolylcarbamide 4-Tolylurea Urea,p-tolyl p-Tolycarbamide

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

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

Risk Phrases	33
Safety Phrases	S24/25
RTECS	YU4200000
HS Code	2924299090

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%