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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 354764Generated: October 30, 2026

7-amino-8,9-dichloro-5-(o-fluorophenyl)-1,3-dihydro-1,3,3-trimethyl-2H-1,4-benzodiazepin-2-one → 7-amino-9-chloro-5-(o-fluorophenyl)-1,3-dihydro-1,3,3-trimethyl-2H-1,4-benzodiazepin-2-one

https://huagongshe.com/reaction/354764

Reaction equation

Participants

RoleNameHCIDCharge
Reactant7-amino-8,9-dichloro-5-(o-fluorophenyl)-1,3-dihydro-1,3,3-trimethyl-2H-1,4-benzodiazepin-2-oneHCID 20506133—
SolventDiethyl EtherHCID 3283—
Product7-amino-9-chloro-5-(o-fluorophenyl)-1,3-dihydro-1,3,3-trimethyl-2H-1,4-benzodiazepin-2-oneHCID 20506143—

Reaction Steps

From 4.75 g (0.014 mol) of 7-amino-9-chloro-5-(o-fluorophenyl)-1,3-dihydro-1,3,3-trimethyl-2H-1,4-benzodiazepin-2-one there is obtained, in analogy to the details in Example 30, 7-amino-8,9-dichloro-5-(o-fluorophenyl)-1,3-dihydro-1,3,3-trimethyl-2H-1,4-benzodiazepin-2-one of melting point 169°-172° (ether).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS04377522
Source datasetuspto-grants-1983_03
ORD IDord-3dd453ef94a9454c9d192176f9b1f326
Source noteuspto-grants-1983_03