methyl 9-chloro-7-(2-chlorophenyl)-2-oxo-3,5-dihydro-1H-pyrazino[1,2-a][1,4]benzodiazepine-4-carboxylate

Modify Date: 2025-08-25 22:11:22

methyl 9-chloro-7-(2-chlorophenyl)-2-oxo-3,5-dihydro-1H-pyrazino[1,2-a][1,4]benzodiazepine-4-carboxylate Structure
methyl 9-chloro-7-(2-chlorophenyl)-2-oxo-3,5-dihydro-1H-pyrazino[1,2-a][1,4]benzodiazepine-4-carboxylate structure
Common Name methyl 9-chloro-7-(2-chlorophenyl)-2-oxo-3,5-dihydro-1H-pyrazino[1,2-a][1,4]benzodiazepine-4-carboxylate
CAS Number 87216-19-1 Molecular Weight 416.25700
Density 1.48g/cm3 Boiling Point 620.3ºC at 760 mmHg
Molecular Formula C20H15Cl2N3O3 Melting Point N/A
MSDS N/A Flash Point 329ºC

 Names

Name methyl 9-chloro-7-(2-chlorophenyl)-2-oxo-3,5-dihydro-1H-pyrazino[1,2-a][1,4]benzodiazepine-4-carboxylate
Synonym More Synonyms

 Chemical & Physical Properties

Density 1.48g/cm3
Boiling Point 620.3ºC at 760 mmHg
Molecular Formula C20H15Cl2N3O3
Molecular Weight 416.25700
Flash Point 329ºC
Exact Mass 415.04900
PSA 74.49000
LogP 2.94170
Index of Refraction 1.689

 Synthetic Route

~71%

methyl 9-chloro-7-(2-chlorophenyl)-2-oxo-3,5-dihydro-1H-pyrazino[1,2-a][1,4]benzodiazepine-4-carboxylate Structure

methyl 9-chloro...

CAS#:87216-19-1

Literature: Walser; Flynn; Fryer Journal of Heterocyclic Chemistry, 1983 , vol. 20, # 3 p. 791 - 793

 Synonyms

Pyrazino(1,2-a)(1,4)benzodiazepine-4-carboxylic acid,1,2,3,5-tetrahydro-9-chloro-7-(2-chlorophenyl)-2-oxo-,methyl ester
9-chloro-7-(2-chlorophenyl)-2-oxo-1,2,3,5-tetrahydropyrazino[1,2-a][1,4]-benzodiazepine-4-carboxylic acid methyl ester
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