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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1175620Generated: November 2, 2026

Methanol → HCID 86609793, compound

https://huagongshe.com/reaction/1175620

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethanolHCID 887—
ReactantLithium HydroxideHCID 3939—
ReactantHCID 23134433HCID 23134433—
SolventWaterHCID 962—
ProductHCID 86609793HCID 8660979396%

Reaction Conditions

Temperature85 °C

Reaction Steps

To a solution of LiOH (252 mg, 10.5 mmol) in MeOH (15 mL) and water (5 mL) was added 2-(6-bromopyridin-3-yl)-2-methylpropanenitrile (example 40c) (800 mg, 3.5 mmol) and the reaction mixture was heated at 85° C. for 48 hrs. The methanol was evaporated and aqueous NaOH (1N, 10 mL) was added and the solution was washed with EtOAc, acidified with aq. HCl (6N) to pH˜4-5 and extracted with EtOAc. The organic layer was suuccessively washed with water and brine, dried over MgSO4, filtered and evaporated to give 700 mg (96%) of 2-(6-Bromopyridin-3-yl)-2-methylpropanoic acid (MS+H, 243.8).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07842324B2
Source datasetuspto-grants-2010_11
ORD IDord-03109d2051d84df4a6b1d5d3afaff775
Source noteuspto-grants-2010_11