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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 34178Generated: October 25, 2026

Diisopropylethylamine → 6-chloro-4-[1-(5-chloro-1H-benzimidazol-2-yl)-ethylamino]-7-(4,5,6,7-tetrahydro-thieno[3,2-c]pyridin-5-yl-carbonyl)-quinazoline

https://huagongshe.com/reaction/34178

Reaction equation

Participants

RoleNameHCIDCharge
ReactantDiisopropylethylamineHCID 81531—
Reactant4,5,6,7-Tetrahydrothieno(3,2-c)pyridineHCID 3085076—
ReactantPentafluorphenol-tetramethyluronium hexafluorophosphatHCID 15840204—
Reactant6-chloro-4-(1-(5-chloro-1H-benzimidazol-2-yl)-ethylamino]-7-hydroxycarbonyl-quinazolineHCID 178463504—
SolventDimethyl SulfoxideHCID 679—
Product6-chloro-4-[1-(5-chloro-1H-benzimidazol-2-yl)-ethylamino]-7-(4,5,6,7-tetrahydro-thieno[3,2-c]pyridin-5-yl-carbonyl)-quinazolineHCID 178463454—

Reaction Steps

Prepared analogously to Example 37a from 6-chloro-4-[1-(5-chloro-1H-benzimidazol-2-yl)-ethylamino]-7-hydroxycarbonyl-quinazoline, pentafluorophenyl-tetramethyluronium-hexafluorophosphate (PFTU), diisopropylethylamine and 4,5,6,7-tetrahydro-thieno[3,2-c]pyridine in DMSO at ambient temperature.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07429597B2
Source datasetuspto-grants-2008_09
ORD IDord-4aaed4d937a3486eb6e36104be9140a0
Source noteuspto-grants-2008_09