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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2373368Generated: October 31, 2026

1-benzyl-8-chloro-4-dimethylaminomethylene-3,4-dihydro-1H-benzo[b]azepine-2,5-dione → 4-(7-Benzyl-9-chloro-6-oxo-6,7-dihydro-5H-benzo[b]pyrimido[4,5-d]azepin-2-ylamino)-benzoic acid

https://huagongshe.com/reaction/2373368

Reaction equation

Participants

RoleNameHCIDCharge
Reactant1-benzyl-8-chloro-4-dimethylaminomethylene-3,4-dihydro-1H-benzo[b]azepine-2,5-dioneHCID 66934548—
ReactantHCID 178512548HCID 178512548—
Product4-(7-Benzyl-9-chloro-6-oxo-6,7-dihydro-5H-benzo[b]pyrimido[4,5-d]azepin-2-ylamino)-benzoic acidHCID 59851567—

Reaction Steps

In a manner similar to that described for method I, 1-benzyl-8-chloro-4-dimethylaminomethylene-3,4-dihydro-1H-benzo[b]azepine-2,5-dione (v-N) and 4-guanidinobenzoic acid were converted to I-6 (26%): MS m/z═471 (M+H)HRMS Calcd. for C26H19ClN4O3: 471.1223, Found 471.1310.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07459448B2
Source datasetuspto-grants-2008_12
ORD IDord-3b881560f7b243a99ea95302fd21773b
Source noteuspto-grants-2008_12