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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 706660Generated: October 25, 2026

3-methyl-1-((6-methylpyridin-2-yl)methyl)-4-nitro-1H-indazole → 3-methyl-1-((6-methylpyridin-2-yl)methyl)-1H-indazol-4-amine

https://huagongshe.com/reaction/706660

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-methyl-1-((6-methylpyridin-2-yl)methyl)-4-nitro-1H-indazoleHCID 67259299—
CatalystPalladium hydroxideHCID 9942167—
SolventEthanolHCID 702—
Product3-methyl-1-((6-methylpyridin-2-yl)methyl)-1H-indazol-4-amineHCID 6726093875.1%

Reaction Steps

A suspension of 3-methyl-1-((6-methylpyridin-2-yl)methyl)-4-nitro-1H-indazole (54 mg, 0.19 mmol) in absolute EtOH (1.5 mL) was treated at ambient temperature with 10% palladium hydroxide on carbon (27 mg, 0.019 mmol). The mixture was stirred at ambient temperature under a hydrogen atmosphere for 16 hours, and then filtered through a Celite® pad, washing with EtOH. The filtrate was concentrated under reduced pressure to afford the product (36 mg) as a yellow oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09174981B2
Source datasetuspto-grants-2015_11
ORD IDord-ccd8ef8d898f4478bffd9b68217a7e77
Source noteuspto-grants-2015_11