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Product Name: Urea, 1-(2-chloroethyl)-3-(2,6-dimethoxyphenyl)-
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21561-22-8

21561-22-8 structure

21561-22-8 structure

Name: Urea, 1-(2-chloroethyl)-3-(2,6-dimethoxyphenyl)-
Chemical Name: 1-(2-chloroethyl)-3-(2,6-dimethoxyphenyl)urea
CAS Number: 21561-22-8
Molecular Formula: C₁₁H₁₅ClN₂O₃
Molecular Weight: 258.70100
Create Date: 2017-10-03 01:48:19
Modify Date: 2025-08-26 12:35:31

Name	1-(2-chloroethyl)-3-(2,6-dimethoxyphenyl)urea

Density	1.248g/cm3
Boiling Point	375.2ºC at 760 mmHg
Molecular Formula	C₁₁H₁₅ClN₂O₃
Molecular Weight	258.70100
Flash Point	180.7ºC
Exact Mass	258.07700
PSA	59.59000
LogP	2.52800
Vapour Pressure	7.93E-06mmHg at 25°C
Index of Refraction	1.559

CHEMICAL IDENTIFICATION

RTECS NUMBER :: YS4906800

CHEMICAL NAME :: Urea, 1-(2-chloroethyl)-3-(2,6-dimethoxyphenyl)-

CAS REGISTRY NUMBER :: 21561-22-8

LAST UPDATED :: 198509

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C11-H15-Cl-N2-O3

MOLECULAR WEIGHT :: 258.73

WISWESSER LINE NOTATION :: G2MVMR BO1 FO1

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 :: 18 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#09117

1943-83-5 structure

1943-83-5

2734-70-5 structure

2734-70-5

~%

21561-22-8 structure

21561-22-8

Literature: Mayer; Brunel; Chaplain; Piedecoq; Calmel; Schambel; Chopin; Wurch; Pauwels; Marien; Vidaluc; Imbert Journal of Medicinal Chemistry, 2000 , vol. 43, # 20 p. 3653 - 3664

Precursor 2
1943-83-5 2734-70-5
DownStream 0

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