1-(5-Chloro-2-pyridyl)-3-methylurea

Modify Date: 2025-10-09 10:47:06

1-(5-Chloro-2-pyridyl)-3-methylurea Structure
1-(5-Chloro-2-pyridyl)-3-methylurea structure
Common Name 1-(5-Chloro-2-pyridyl)-3-methylurea
CAS Number 17771-34-5 Molecular Weight 185.61100
Density 1.359g/cm3 Boiling Point 278.9ºC at 760 mmHg
Molecular Formula C7H8ClN3O Melting Point N/A
MSDS N/A Flash Point 122.4ºC

 Names

Name 1-(5-chloropyridin-2-yl)-3-methylurea
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.359g/cm3
Boiling Point 278.9ºC at 760 mmHg
Molecular Formula C7H8ClN3O
Molecular Weight 185.61100
Flash Point 122.4ºC
Exact Mass 185.03600
PSA 54.02000
LogP 1.95020
Vapour Pressure 0.00416mmHg at 25°C
Index of Refraction 1.606

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
YS7185000
CHEMICAL NAME :
Urea, 1-(5-chloro-2-pyridyl)-3-methyl-
CAS REGISTRY NUMBER :
17771-34-5
LAST UPDATED :
199612
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C7-H8-Cl-N3-O
MOLECULAR WEIGHT :
185.63
WISWESSER LINE NOTATION :
T6NJ CG FMVM1

HEALTH HAZARD DATA

ACUTE TOXICITY DATA

TYPE OF TEST :
LD50 - Lethal dose, 50 percent kill
ROUTE OF EXPOSURE :
Intravenous
SPECIES OBSERVED :
Rodent - mouse
DOSE/DURATION :
320 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#03692

 Synonyms

Urea,1-(5-chloro-2-pyridyl)-3-methyl
1-Methyl-3-(5-chlor-2-pyridyl)-harnstoff
1-(5-Chloro-2-pyridyl)-3-methylurea
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