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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2295279Generated: October 27, 2026

Methyl chloroformate → 5,11-dihydro-11-methoxycarbonyl-6H-pyrido[2,3-b][1,4]benzodiazepin-6-one

https://huagongshe.com/reaction/2295279

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethyl chloroformateHCID 6586—
Reactant5,11-Dihydro-6H-pyrido(2,3-b)(1,4)benzodiazepin-6-oneHCID 70169—
SolventTolueneHCID 1140—
Solvent1,4-DioxaneHCID 31275—
Product5,11-dihydro-11-methoxycarbonyl-6H-pyrido[2,3-b][1,4]benzodiazepin-6-oneHCID 13271738—

Reaction Steps

From 5,11-dihydro-6H-pyrido[2,3-b][1,4]benzodiazepin-6-one and methyl chlorocarbonate in a mixture of dioxan and toluene, 5,11-dihydro-11-methoxycarbonyl-6H-pyrido[2,3-b][1,4]benzodiazepin-6-one was obtained, m.p. 266°-267° C. (D) (from 1,2-dichloroethane);

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04424222
Source datasetuspto-grants-1984_01
ORD IDord-36ff84d6262f4dc2a2913fe901010478
Source noteuspto-grants-1984_01