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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2053931Generated: October 31, 2026

Trifluoroacetic acid → HCID 178427176, compound

https://huagongshe.com/reaction/2053931

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
ReactantChlorineHCID 24526—
ReactantDiisopropylethylamineHCID 81531—
ReactantProlinol, (R)-HCID 2724541—
ReactantHCID 69309945HCID 69309945—
SolventAcetonitrileHCID 6342—
SolventEthanol ethylacetateHCID 21584252—
ProductHCID 178427176HCID 17842717667%

Reaction Steps

Prepared analogously to Example 1g from (1S)—N-[1-(1-tert-butoxycarbonyl-5-chloro-1H-benzimidazol-2-yl)-3-hydroxycarbonylpropyl]-3-methyl-4-(pyrrolidin 1-ylcarbonyl)benzamide, TB TU, diisopropylethyl amine, (R)-prolinol in acetonitrile, and subsequent reaction with trifluoroacetic acid analogously to Example 17. Yield: 67%; Rf value: 0.30 (silica gel; ethyl acetate/ethanol=85:15); C29H34ClN5O4 (552.07); mass spectrum: (M+H)+=552/554 (chlorine isotope).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07326791B2
Source datasetuspto-grants-2008_02
ORD IDord-08a075e1ecdb448492c0babd4328d1cf
Source noteuspto-grants-2008_02