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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2047176Generated: October 31, 2026

D-Lactic Acid → HCID 67494424, compound

https://huagongshe.com/reaction/2047176

Reaction equation

Participants

RoleNameHCIDCharge
ReactantD-Lactic AcidHCID 61503—
Reactant1-HydroxybenzotriazoleHCID 75771—
ReactantDiisopropylethylamineHCID 81531—
ReactantHCID 67494339HCID 67494339—
Solvent1,2-DichloroethaneHCID 11—
SolventDimethylformamideHCID 6228—
ProductHCID 67494424HCID 67494424—

Reaction Steps

A mixture of 1-(7-amino-3-(6-phenylpyridin-3-yl)-5-(piperidin-4-yloxy)pyrazolo[1,5-a]pyrimidin-6-yl)ethanone (211 mg, 0.49 mmoL), D-(−)-lactic acid (53.3 mg, 0.59 mmoL), EDC (189.0 mg, 0.99 mmoL), HOBt (132.0 mg, 0.99 mmoL) and DIEA (514 uL, 2.96 mmoL) in DMF (5 mL) was stirred at room temperature for 2 hr. Purification with prep-LC provided

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08591943B2
Source datasetuspto-grants-2013_11
ORD IDord-865f7b7eb740410eb30e2dd2ccaa64fb
Source noteuspto-grants-2013_11