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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2167676Generated: November 3, 2026

Water → HCID 90427644, compound

https://huagongshe.com/reaction/2167676

Reaction equation

Participants

RoleNameHCIDCharge
ReactantWaterHCID 962—
ReactantHCID 90426844HCID 90426844—
ReactantHCID 178418546HCID 178418546—
SolventN-methyl-2-pyrrolidoneHCID 13387—
ProductHCID 90427644HCID 9042764440%

Reaction Steps

To a solution of 7-bromo-2,4-dimethyl-2H-indazole (1 eq.) in NMP, was added CuCN (2 equiv.) and heated at 130 oC for 16 h. On completion, water was added to quench the reaction, solid precipitated was filtered and purified by column chromatography to afford the title compound (40-60% yield)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09045477B2
Source datasetuspto-grants-2015_06
ORD IDord-e3d5a352d9ef4c83b325391c075b8744
Source noteuspto-grants-2015_06