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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 841336Generated: October 25, 2026

Methanol → [4-(2-Cyclopropyl-4,4-dimethyl 1,2,3,4-tetrahydro-isoquinoline-6-yl-ethynyl)-2-fluoro-phenyl]-acetic Acid

https://huagongshe.com/reaction/841336

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethanolHCID 887—
ReactantTetrahydrofuranHCID 8028—
ReactantLithium hydroxide, monohydrateHCID 168937—
Reactant[4-(2-Cyclopropyl-4,4-dimethyl-1,2,3,4-tetrahydro-isoquinolin-6-ylethynyl)-2-fluoro-phenyl]-acetic acid ethyl esterHCID 69548286—
SolventWaterHCID 962—
Product[4-(2-Cyclopropyl-4,4-dimethyl 1,2,3,4-tetrahydro-isoquinoline-6-yl-ethynyl)-2-fluoro-phenyl]-acetic AcidHCID 10134200—

Reaction Steps

Following general procedure J and using [4-(2-cyclopropyl-4,4-dimethyl-1,2,3,4-tetrahydro-isoquinolin-6-ylethynyl)-2-fluoro-phenyl]-acetic acid ethyl ester (Compound 21, 0.055 g, 0.135 mmol), methanol (2 mL), tetrahydrofuran (4 mL), water (1 mL) and lithium hydroxide monohydrate (0.117 g, 2.97 mmol) the title compound was obtained as a pale yellow solid foam (0.040 g, 78%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS06369225B1
Source datasetuspto-grants-2002_04
ORD IDord-5dc0ca27718d472d8ae727f841f45fc7
Source noteuspto-grants-2002_04