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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 56392Generated: November 1, 2026

Hydrochloric Acid → (1S,3S,4R)-3-amino-4-((6-(2,6-dichloro-3,5-dimethoxyphenyl)quinazolin-2-yl)amino)-N,N-dimethylcyclopentanecarboxamide

https://huagongshe.com/reaction/56392

Reaction equation

Participants

RoleNameHCIDCharge
ReactantHydrochloric AcidHCID 313—
ReactantHCID 131736922HCID 131736922—
SolventDichloromethaneHCID 6344—
Solvent1,4-DioxaneHCID 31275—
Product(1S,3S,4R)-3-amino-4-((6-(2,6-dichloro-3,5-dimethoxyphenyl)quinazolin-2-yl)amino)-N,N-dimethylcyclopentanecarboxamideHCID 118036144—

Reaction Steps

Tert-butyl ((1S,2R,4R)-2-((6-(2,6-dichloro-3,5-dimethoxyphenyl)quinazolin-2-yl)amino)-4-(dimethylcarbamoyl)cyclopentyl)carbamate (0.086 g, 0.142 mmol) was taken up in DCM (2 ml) and treated with 4M HCl in dioxane (3 ml) and stirred for 3 hours. The solvent was removed to give crude (1S,3S,4R)-3-amino-4-((6-(2,6-dichloro-3,5-dimethoxyphenyl)quinazolin-2-yl)amino)-N,N-dimethylcyclopentane-1-carboxamide, quantative yield. MS (ES+) C24H27Cl2N5O3 requires: 504, found: 505 [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09434700B2
Source datasetuspto-grants-2016_09
ORD IDord-4d666d57a2074ec18cdcb9389a7c496c
Source noteuspto-grants-2016_09