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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 34147Generated: October 26, 2026

Trifluoroacetic acid → HCID 178517544, compound

https://huagongshe.com/reaction/34147

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTrifluoroacetic acidHCID 6422—
ReactantO-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborateHCID 2733207—
Reactant1-Oxa-3,8-diazaspiro(4.5)decan 2-oneHCID 12954114—
Reactant6-chloro-4-[1-(1-tert.-butyloxycarbonyl-5-chloro-1H-benzimidazol-2-yl)-3-hydroxycarbonyl-propyl-amino]-7-(pyrrolidin-1-yl-carbonyl)-quinazolineHCID 68938489—
SolventAcetonitrile tetrahydrofuranHCID 22177404—
ProductHCID 178517544HCID 178517544—

Reaction Steps

Prepared analogously to Example 61 from 6-chloro-4-[1-(1-tert.-butyloxycarbonyl-5-chloro-1H-benzimidazol-2-yl)-3-hydroxycarbonyl-propyl-amino]-7-(pyrrolidin-1-yl-carbonyl)-quinazoline and 1-oxa-3,8-diaza-spiro[4.5]decan-2-one with TBTU in acetonitrile/tetrahydrofuran and subsequent reaction with trifluoroacetic acid.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07429597B2
Source datasetuspto-grants-2008_09
ORD IDord-48f20f941b4c4cb4a6fa7b00e9b66804
Source noteuspto-grants-2008_09