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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1775310Generated: October 29, 2026

3,3-Diethoxypropyne → tert-butyl N-[1-[[[2-chloro-5-(3,3-diethoxyprop-1-ynyl)pyrimidin-4-yl]amino]methyl]cyclopentyl]carbamate

https://huagongshe.com/reaction/1775310

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3,3-DiethoxypropyneHCID 66285—
Reactanttert-butyl N-[2-[[2-chloro-5-(3,3-diethoxyprop-1-ynyl)pyrimidin-4-yl]amino]ethyl]carbamateHCID 86695595—
Reactanttert-butyl N-[1-[[(5-bromo-2-chloro-pyrimidin-4-yl)amino]methyl]cyclopentyl]carbamateHCID 89825179—
Producttert-butyl N-[1-[[[2-chloro-5-(3,3-diethoxyprop-1-ynyl)pyrimidin-4-yl]amino]methyl]cyclopentyl]carbamateHCID 89825020—

Reaction Steps

tert-butyl N-[1-[[[2-chloro-5-(3,3-diethoxyprop-1-ynyl)pyrimidin-4-yl]amino]methyl]cyclopentyl]carbamate was synthesized by treating tert-butyl N-[1-[[(5-bromo-2-chloro-pyrimidin-4-yl)amino]methyl]cyclopentyl]carbamate with 3,3-diethoxyprop-1-yne in the presence of a catalyst such as Pddba using similar experimental conditions as described for the synthesis of tert-butyl N-[2-[[2-chloro-5-(3,3-diethoxyprop-1-ynyl)pyrimidin-4yl]amino]ethyl]carbamate LCMS (ESI) 453 (M+H).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS09260442B2
Source datasetuspto-grants-2016_02
ORD IDord-948f43088400474db2e8361dcd428120
Source noteuspto-grants-2016_02