1-[[2-(diethylamino)-6,7-dimethoxyquinazolin-4-yl]amino]-3-methylurea

Modify Date: 2025-10-18 20:02:04

1-[[2-(diethylamino)-6,7-dimethoxyquinazolin-4-yl]amino]-3-methylurea Structure
1-[[2-(diethylamino)-6,7-dimethoxyquinazolin-4-yl]amino]-3-methylurea structure
 Common Name 1-[[2-(diethylamino)-6,7-dimethoxyquinazolin-4-yl]amino]-3-methylurea
CAS Number 134749-40-9 Molecular Weight 348.40000
Density 1.245g/cm3 Boiling Point N/A
Molecular Formula C16H24N6O3 Melting Point N/A
MSDS N/A Flash Point N/A

 Names

Name 1-[[2-(diethylamino)-6,7-dimethoxyquinazolin-4-yl]amino]-3-methylurea

 Chemical & Physical Properties

Density 1.245g/cm3
Molecular Formula C16H24N6O3
Molecular Weight 348.40000
Exact Mass 348.19100
PSA 104.13000
LogP 2.41740
Index of Refraction 1.623

 Toxicological Information

CHEMICAL IDENTIFICATION

RTECS NUMBER :
MV1576800
CHEMICAL NAME :
Hydrazinecarboxamide, 2-(2-(diethylamino)-6,7-dimethoxy-4-quinazolinyl)-N-m ethyl-, hydrate
CAS REGISTRY NUMBER :
134749-40-9
LAST UPDATED :
199212
DATA ITEMS CITED :
1
MOLECULAR FORMULA :
C16-H24-N6-O3.H2-O
MOLECULAR WEIGHT :
366.48

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 :
191 mg/kg
TOXIC EFFECTS :
Details of toxic effects not reported other than lethal dose value
REFERENCE :
PCJOAU Pharmaceutical Chemistry Journal (English Translation). Translation of KHFZAN. (Plenum Pub. Corp., 233 Spring St., New York, NY 10013) No.1- 1967- Volume(issue)/page/year: 25,15,1991

 Synthetic Route

2-chloro-6,7-dimethoxy-4-(4'-methylsemicarbazido)quinazoline structure

2-chloro-6,7-di...

CAS#:134749-23-8

Diethylamine structure

Diethylamine

CAS#:109-89-7

~45%

1-[[2-(diethylamino)-6,7-dimethoxyquinazolin-4-yl]amino]-3-methylurea Structure

1-[[2-(diethyla...

CAS#:134749-40-9

Literature: Pharmaceutical Chemistry Journal, , vol. 25, # 1 p. 15 - 21 Khimiko-Farmatsevticheskii Zhurnal, , vol. 25, # 1 p. 28 - 32
2,4-Dichloro-6,7-dimethoxyquinazoline structure

2,4-Dichloro-6,...

CAS#:27631-29-4

~%

1-[[2-(diethylamino)-6,7-dimethoxyquinazolin-4-yl]amino]-3-methylurea Structure

1-[[2-(diethyla...

CAS#:134749-40-9

Literature: Pharmaceutical Chemistry Journal, , vol. 25, # 1 p. 15 - 21 Khimiko-Farmatsevticheskii Zhurnal, , vol. 25, # 1 p. 28 - 32
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Chemsrc provides CAS#:134749-40-9 MSDS, density, melting point, boiling point, structure, etc. Its name is 1-[[2-(diethylamino)-6,7-dimethoxyquinazolin-4-yl]amino]-3-methylurea>> amp version: 1-[[2-(diethylamino)-6,7-dimethoxyquinazolin-4-yl]amino]-3-methylurea

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