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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 465079Generated: October 29, 2026

11-(Chloroacetyl)-5,11-dihydro-6H-pyrido(2,3-b)(1,4)benzodiazepin-6-one → (S)-5,11-Dihydro-11-[[2-[(4-methyl-1-piperazinyl)methyl]-1-pyrrolidinyl]-acetyl]-6H-pyrido[2,3-b][1,4]benzodiazepin-6-one

https://huagongshe.com/reaction/465079

Reaction equation

Participants

RoleNameHCIDCharge
Reactant11-(Chloroacetyl)-5,11-dihydro-6H-pyrido(2,3-b)(1,4)benzodiazepin-6-oneHCID 120053—
Reactant1-Methyl-4-[(2S)-pyrrolidin-2-ylmethyl]piperazineHCID 13275116—
Product(S)-5,11-Dihydro-11-[[2-[(4-methyl-1-piperazinyl)methyl]-1-pyrrolidinyl]-acetyl]-6H-pyrido[2,3-b][1,4]benzodiazepin-6-oneHCID 13578578—

Reaction Steps

The title compound is prepared analogously to Example 31 from 11-(chloroacetyl)-5,11-dihydro-6H-pyrido[2,3-b][1,4]benzodiazepin-6-one and (S)-(+)-2-[(4-methyl-1-piperazinyl) methyl]pyrrolidine to give colorless crystals, mp. 182°-185° C. (D) (from ethyl acetate/methanol 99:1 v/v); [α]D20 =-11.2° (ethanol).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04550107
Source datasetuspto-grants-1985_10
ORD IDord-dbe8ec8059e341dabe8dae53be5dfcaf
Source noteuspto-grants-1985_10