Shanghai Nianxing Industrial Co., Ltd
China
Product Name: 1-(2-CHLORO-ETHYL)-3-PYRIDIN-4-YL-UREA
Price: Check
Purity: 95.0%
Stocking Period: 10 Day
Contact: Yang
Email: sales@echemcloud.com

Dayang Chem (Hangzhou) Co., Ltd.
China
Product Name: Urea,N-(2-chloroethyl)-N'-4-pyridinyl-
Price: $Inquiry/100g $Inquiry/1kg $Inquiry/100kg $Inquiry/1000kg
Purity: 98.0%
Stocking Period: Inquiry
Contact: Ms Wang
Email: enquiry@dycnchem.com

62491-96-7

62491-96-7 structure

Name: Urea,N-(2-chloroethyl)-N'-4-pyridinyl-
Chemical Name: 1-(2-chloroethyl)-3-pyridin-4-ylurea
CAS Number: 62491-96-7
Molecular Formula: C₈H₁₀ClN₃O
Molecular Weight: 199.63700
Create Date: 2016-10-07 08:10:12
Modify Date: 2025-10-01 09:57:25

Name	1-(2-chloroethyl)-3-pyridin-4-ylurea
Synonyms	1-(2-Chloroethyl)-3-(4-pyridyl)urea 1-(2-Chloro-ethyl)-3-pyridin-4-yl 1-(4-pyridyl)-3-(2-chloroethyl)-urea N-(2-chloroacetyl)-N'-(4-pyridyl)urea 1-(2-chloroethyl)-3-(pyridin-4-yl)urea Urea,1-(2-chloroethyl)-3-(p-pyridyl) 1-(pyridin-4-yl)-3-(2-chloroethyl)-urea N-(2-Chloroethyl)-N'-(4-pyridyl)urea

Density	1.309g/cm3
Boiling Point	322.5ºC at 760 mmHg
Melting Point	102-106ºC
Molecular Formula	C₈H₁₀ClN₃O
Molecular Weight	199.63700
Flash Point	148.9ºC
Exact Mass	199.05100
PSA	54.02000
LogP	1.90580
Index of Refraction	1.593

CHEMICAL IDENTIFICATION

RTECS NUMBER :: YS5208200

CHEMICAL NAME :: Urea, 1-(2-chloroethyl)-3-(p-pyridyl)-

CAS REGISTRY NUMBER :: 62491-96-7

LAST UPDATED :: 199612

DATA ITEMS CITED :: 1

MOLECULAR FORMULA :: C8-H10-Cl-N3-O

MOLECULAR WEIGHT :: 199.66

WISWESSER LINE NOTATION :: T6NJ DMVM2G

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#09060

Hazard Codes	Xi
HS Code	2933399090

504-24-5

1943-83-5

~99%

62491-96-7

Literature: Raeppel, Stephane; Claridge, Stephen William; Saavedra, Oscar Mario; Vaisburg, Arkadii; Deziel, Robert; Zhan, Lijie; Mannion, Michael; Gaudette, Frederic; Zhou, Nancy Z.; Isakovic, Ljubomir Patent: US2008/4273 A1, 2008 ; Location in patent: Page/Page column 66 ; US 20080004273 A1

Precursor 2
504-24-5 1943-83-5
DownStream 1
52210-90-9

HS Code	2933399090
Summary	2933399090. other compounds containing an unfused pyridine ring (whether or not hydrogenated) in the structure. VAT:17.0%. Tax rebate rate:13.0%. . MFN tariff:6.5%. General tariff:20.0%

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