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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1453336Generated: October 25, 2026

Methyl 2-chloroacetoacetate → HCID 58762430, compound

https://huagongshe.com/reaction/1453336

Reaction equation

Participants

RoleNameHCIDCharge
ReactantMethyl 2-chloroacetoacetateHCID 107332—
Reactant1-Cyclopentyl-5-(4-hydroxy-2,5-dimethyl-phenyl)-pent-4-yn-1-oneHCID 58762502—
ReactantHCID 58762649HCID 58762649—
ProductHCID 58762430HCID 58762430—

Reaction Steps

The desired product was prepared analogously to example F(1), Step 2, substituting N-(3-cyclopentyl-3-oxo-propyl)-3-furan-2-yl-propionamide (300 mg, 1.1 mmol) from Step 2 above in place of 1-cyclopentyl-5-(4-hydroxy-2,5-dimethyl-phenyl)-pent-4-yn-1-one and methyl 2-chloroacetoacetate (0.7 mL, 5.7 mmol) in place of methyl acetoacetate. Yield: 103 mg, 14%. MS (ESI): 380 (M−H), 382 (M+2−H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07473790B2
Source datasetuspto-grants-2009_01
ORD IDord-e8af9f58994042198b87450ca8cc6746
Source noteuspto-grants-2009_01