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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2373404Generated: October 29, 2026

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

https://huagongshe.com/reaction/2373404

Reaction equation

Participants

RoleNameHCIDCharge
Reactant8-chloro-4-dimethylaminomethylene-3,4-dihydro-1H-benzo[b]azepine-2,5-dioneHCID 66934877—
ReactantHCID 178512559HCID 178512559—
Product9-Chloro-2-(4-iodo-phenylamino)-5H,7H-benzo[b]pyrimido[4,5-d]azepin-6-oneHCID 56946588—

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 N-(4-iodo-phenyl)-guanidine nitrate were converted to I-36 (62%): HRMS Calcd. for C18H12ClIN4O: 462.9822, Found 462.9818.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07459448B2
Source datasetuspto-grants-2008_12
ORD IDord-72b9ccdbf92644a793ae8d28d1bc82db
Source noteuspto-grants-2008_12