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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1186468Generated: October 26, 2026

4-Aminotetrahydropyran → (2-Methanesulfonyl-ethyl)-{3-[2-(tetrahydro-pyran-4-ylamino)-pyrimidin-4-yl]-imidazo[1,2-a]pyrazin-8-yl}-amine

https://huagongshe.com/reaction/1186468

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4-AminotetrahydropyranHCID 419223—
Reactant2-(Methylthio)-4-(tributylstannyl)pyrimidineHCID 2763261—
Reactant(3-Bromo-imidazo[1,2-a]pyrazin-8-yl)-(2-methanesulfonyl-ethyl)-carbamic acid tert-butyl esterHCID 68226902—
Product(2-Methanesulfonyl-ethyl)-{3-[2-(tetrahydro-pyran-4-ylamino)-pyrimidin-4-yl]-imidazo[1,2-a]pyrazin-8-yl}-amineHCID 66548082—

Reaction Steps

(2-Methanesulfonyl-ethyl)-{3-[2-(tetrahydro-pyran-4-ylamino)-pyrimidin-4-yl]-imidazo[1,2-a]pyrazin-8-yl}-amine was prepared by a process analogous to that described in Example 12 starting from (3-bromo-imidazo[1,2-a]pyrazin-8-yl)-(2-methanesulfonyl-ethyl)-carbamic acid tert-butyl ester (from Example 5 supra), 2-methylsulfanyl-4-tributylstannanyl-pyrimidine, and 4-amino-tetrahydropyran. LC-MS: [M+H]+ 418.2.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08673905B2
Source datasetuspto-grants-2014_03
ORD IDord-96ff4bb949454c92910817c59c4c7eb1
Source noteuspto-grants-2014_03