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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2250581Generated: October 31, 2026

Methanol → HCID 69306975, compound

https://huagongshe.com/reaction/2250581

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethanolHCID 887—
ReactantSodium HydroxideHCID 14798—
ReactantHCID 69309219HCID 69309219—
SolventTetrahydrofuranHCID 8028—
ProductHCID 69306975HCID 6930697593.2%

Reaction Steps

To a solution of ethyl 4-[7-chloro-4-(4-fluorophenyl)-2-methylpyrrolo[1,2-b]pyridazin-3-yl]-3-hydroxybutanoate (52 mg) in tetrahydrofuran (1 ml) was added 1N sodium hydroxide (0.27 ml), followed by methanol (1 ml). After standing at 20° C. overnight, the mixture was partitioned between 1N hydrochloric acid and ethyl acetate. The organic layer was separated, washed with water and brine, dried over magnesium sulfate, and evaporated to give 4-[7-chloro-4-(4-fluorophenyl)-2-methylpyrrolo[1,2-b]pyridazin-3-yl]-3-hydroxybutanoic acid (45 mg) as an yellow oil.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07317009B2
Source datasetuspto-grants-2008_01
ORD IDord-dd5519fef0d8499b9f91d5238c0c672c
Source noteuspto-grants-2008_01