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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 80776Generated: October 29, 2026

Trifluoroacetic acid → HCID 71244697, compound

https://huagongshe.com/reaction/80776

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
ReactantHCID 71244730HCID 71244730—
SolventDichloromethaneHCID 6344—
ProductHCID 71244697HCID 71244697—

Reaction Steps

(R)-tert-Butyl 4-(2-(2,5-dimethylphenyl)-6-(5-isopropyl-2-methylphenyl)-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidin-4-yl)-3-methylpiperazine-1-carboxylate (60 mg, 0.105 mmol) in DCM (1 mL) was treated with TFA (1 mL, 13.0 mmol) at rt for 15 min. The mixture was then concentrated to provide (R)-2-(2,5-Dimethylphenyl)-6-(5-isopropyl-2-methylphenyl)-4-(2-methylpiperazin-1-yl)-5,6,7,8-tetrahydropyrido[4,3-d]pyrimidine, which was taken on without need further purification. MS (ESI+) m/z 470.4 (M+H)+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08846656B2
Source datasetuspto-grants-2014_09
ORD IDord-30ec381af3644d9ba024072374410d9a
Source noteuspto-grants-2014_09