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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 545000Generated: October 29, 2026

Guanidine → 2-Amino-10-iodo-5H,7H-benzo[b]pyrimido[4,5-d]azepin-6-one

https://huagongshe.com/reaction/545000

Reaction equation

Participants

RoleNameHCIDCharge
ReactantGuanidineHCID 3520—
Reactant4-dimethylaminomethylene-7-iodo-3,4-dihydro-1H-benzo[b]azepine-2,5-dioneHCID 66935066—
Product2-Amino-10-iodo-5H,7H-benzo[b]pyrimido[4,5-d]azepin-6-oneHCID 59851021—

Reaction Steps

In a manner similar to that described in method H, 7-iodo-4-dimethylaminomethylene-3,4-dihydro-1H-benzo[b]azepine-2,5-dione (v-a) and guanidine were converted to I-51 (79%): HRMS Calcd. for C12H11N4O: 352.9899, Found 352.9900.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07935694B2
Source datasetuspto-grants-2011_05
ORD IDord-fd6884c8386d4f1db02462cd6bd38a5f
Source noteuspto-grants-2011_05