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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 13215Generated: October 31, 2026

Ethyl 2,2-difluoropropanoate → HCID 59339681, compound

https://huagongshe.com/reaction/13215

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthyl 2,2-difluoropropanoateHCID 2761188—
Reactant(1R,2S)-1-(1-(4-fluorophenyl)indazol-5-yloxy)-1-(3-methoxyphenyl)propan-2-amineHCID 59339733—
SolventAcetonitrileHCID 6342—
ProductHCID 59339681HCID 59339681—

Reaction Steps

Ethyl 2,2-difluoropropanoate (400 μl) and (1R,2S)-1-(1-(4-fluorophenyl)-1H-indazol-5-yloxy)-1-(3-methoxyphenyl)propan-2-amine (6a, 135 mg, 0.34 mmol) was heated to 150° C. for 30 min. Then it was diluted with acetonitrile and purified by semiprep HPLC followed by flash chromatography on silica gel (n-heptane/ethyl acetate, 4:1) Yield 60 mg (36%).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07728030B2
Source datasetuspto-grants-2010_06
ORD IDord-e4fda28d383d4f0894603e5dff2c1df9
Source noteuspto-grants-2010_06