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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 647818Generated: October 26, 2026

Phosgene → 4-chlorocarbonyl-4,9-dihydro-3-methyl-10H-thieno[3,4-b][1,5]benzodiazepin-10-one

https://huagongshe.com/reaction/647818

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPhosgeneHCID 6371—
Reactant9,10-dihydro-3-methyl-4H-thieno[3,4-b][1,5]benzodiazepin-10-oneHCID 12658700—
SolventTolueneHCID 1140—
Solvent1,4-DioxaneHCID 31275—
Product4-chlorocarbonyl-4,9-dihydro-3-methyl-10H-thieno[3,4-b][1,5]benzodiazepin-10-oneHCID 14209980—

Reaction Steps

From 4,9-dihydro-3-methyl-10H-thieno[3,4-b][1,5]benzodiazepin-10-one and phosgene in a mixture of dioxane and toluene, 4-chlorocarbonyl-4,9-dihydro-3-methyl-10H-thieno[3,4-b][1,5]benzodiazepin-10-one was obtained;

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04410527
Source datasetuspto-grants-1983_10
ORD IDord-7ea44ece7bb14c26b4b74a7e5ed8485a
Source noteuspto-grants-1983_10