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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 539053Generated: November 1, 2026

Trifluoroacetic acid → HCID 178525673, compound

https://huagongshe.com/reaction/539053

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
Reactant(4S)-4-(propan-2-yl)-1,3-oxazolidin-2-oneHCID 7157133—
Reactant2-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-imidazoleHCID 67034320—
ReactantHCID 178519207HCID 178519207—
ProductHCID 178525673HCID 178525673—

Reaction Steps

(3aS,6aR)-3-(3-(4-(1H-1,2,4-triazol-3-yl)phenyl)pyrazolo[1,5-a]pyrimidin-5-yl)hexahydro-2H-cyclopenta[d]oxazol-2-one (45 mg, 60%) as the TFA salt was made according to the method of Example 1, Step 4, substituting (3aS,6aR)-hexahydro-2H-cyclopenta[d]oxazol-2-one for (S)-4-isopropyloxazolidin-2-one and substituting 3-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-1,2,4-triazole for 2-(4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-1-((2-(trimethylsilyl)ethoxy)methyl)-1H-imidazole in Example 1, Step 8. LCMS (APCI+) m/z 388 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08865726B2
Source datasetuspto-grants-2014_10
ORD IDord-8ea88c3722ae437ba50ab19e32a8f4c6
Source noteuspto-grants-2014_10