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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 399571Generated: October 29, 2026

Pyrrolidine → HCID 178520969, compound

https://huagongshe.com/reaction/399571

Reaction equation

Participants

RoleNameHCIDCharge
ReactantPyrrolidineHCID 31268—
ReactantO-(Benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborateHCID 2733207—
ReactantHCID 178525760HCID 178525760—
SolventTriethylamineHCID 8471—
ProductHCID 178520969HCID 178520969—

Reaction Steps

Prepared from 4-[(3-chloro-4-fluorophenyl)amino]-6-[trans-4-carboxycyclohexylamino]pyrimido[5,4-d]pyrimidine by reaction with O-(benzotriazol-1-yl)-N,N,N',N'-tetramethyluronium tetrafluoroborate, triethylamine and pyrrolidine. Melting point: 206°-209° C.; Rf : 0.52 (silica gel; petroleum ether/ethyl acetate/methanol=10:8:3)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS05821240
Source datasetuspto-grants-1998_10
ORD IDord-8f50680be50c4fcfba8bf261c58a503c
Source noteuspto-grants-1998_10