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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1266839Generated: October 31, 2026

3-(3-Cyano-phenyl)-N-[2-nitro-5-(3-phenyl-pyrrol-1-yl)-phenyl]-3-oxo-propionamide → 3-[4-Oxo-7-(3-phenyl-pyrrol-1-yl)-4,5-dihydro-3H-benzo[b][1,4]diazepin-2-yl]-benzonitrile

https://huagongshe.com/reaction/1266839

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-(3-Cyano-phenyl)-N-[2-nitro-5-(3-phenyl-pyrrol-1-yl)-phenyl]-3-oxo-propionamideHCID 18548769—
CatalystEisenazetatHCID 45051903—
SolventOxolane--water (1/1)HCID 21881883—
Product3-[4-Oxo-7-(3-phenyl-pyrrol-1-yl)-4,5-dihydro-3H-benzo[b][1,4]diazepin-2-yl]-benzonitrileHCID 18548738—

Reaction Steps

The title compound was prepared from 3-(3-cyano-phenyl)-N-[2-nitro-5-(3-phenyl-pyrrol-1-yl)-phenyl]-3-oxo-propionamide (Example M12) by reductive cyclization with Fe/HOAc in THF/H2O at 80° C. according to the general procedure J (method d). Obtained as a yellow solid (11 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06548495B2
Source datasetuspto-grants-2003_04
ORD IDord-007b141cb7304eaa8e410040cb9e41f0
Source noteuspto-grants-2003_04