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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1402784Generated: November 2, 2026

4-(4-chlorophenyl)dihydro-2H-pyran-2,6(3H)-dione → HCID 45380982, compound

https://huagongshe.com/reaction/1402784

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-(4-chlorophenyl)dihydro-2H-pyran-2,6(3H)-dioneHCID 104639—
Reactant1,2-Diamino-4,5-difluorobenzeneHCID 2736755—
ProductHCID 45380982HCID 45380982—

Reaction Steps

By a procedure similar to that of example 1.4, starting from commercial 4,5-difluoro-1,2-phenylenediamine and 3-(4-chlorophenyl)glutaric anhydride, 3-(4-chlorophenyl)-4-(5,6-difluoro-2-benzimidazolyl)butanoic acid•HCl was obtained as light greyish solid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08912186B2
Source datasetuspto-grants-2014_12
ORD IDord-a3d321f451b544fab34cb0017bde9ce8
Source noteuspto-grants-2014_12