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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2373394Generated: October 30, 2026

8-chloro-4-dimethylaminomethylene-3,4-dihydro-1H-benzo[b]azepine-2,5-dione → 9-Chloro-2-(3-methoxy-phenylamino)-5H,7H-benzo[b]pyrimido[4,5-d]azepin-6-one

https://huagongshe.com/reaction/2373394

Reaction equation

Participants

RoleNameHCIDCharge
Reactant8-chloro-4-dimethylaminomethylene-3,4-dihydro-1H-benzo[b]azepine-2,5-dioneHCID 66934877—
Reactant1-(3-Methoxyphenyl)guanidineHCID 178491133—
Product9-Chloro-2-(3-methoxy-phenylamino)-5H,7H-benzo[b]pyrimido[4,5-d]azepin-6-oneHCID 56946582—

Reaction Steps

In a manner similar to that described for method I, 8-chloro-4-dimethylaminomethylene-3,4-dihydro-1H-benzo[b]azepine-2,5-dione (v-j) and 1-(3-methoxyphenyl)guanidine were converted to I-15 (25%): HRMS Calcd. for C19H15ClN4O2: 367.0961, Found 367.0961.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07459448B2
Source datasetuspto-grants-2008_12
ORD IDord-8c26889900e0480a8bd6039273cac0da
Source noteuspto-grants-2008_12