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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2262099Generated: November 2, 2026

Triethylamine → Methanesulfonic acid 3-(2-chloro-4-morpholin-4-yl-thieno[3,2-d]pyrimidin-6-yl)-prop-2-ynyl ester

https://huagongshe.com/reaction/2262099

Reaction equation

Participants

RoleNameHCIDCharge
ReactantTriethylamineHCID 8471—
ReactantMethanesulfonyl chlorideHCID 31297—
Reactant3-(2-Chloro-4-morpholin-4-yl-thieno[3,2-d]pyrimidin-6-yl)-prop-2-yn-1-olHCID 86618393—
SolventChloroformHCID 6212—
ProductMethanesulfonic acid 3-(2-chloro-4-morpholin-4-yl-thieno[3,2-d]pyrimidin-6-yl)-prop-2-ynyl esterHCID 86618394—

Reaction Steps

To 3-(2-chloro-4-morpholin-4-yl-thieno[3,2-d]pyrimidin-6-yl)-prop-2-yn-1-ol (142 mg) in chloroform (10 ml) was added triethylamine (77 μL) and methanesulfonyl chloride (49 μL). Stir at room temperature for 2 hours then partition between chloroform and brine, the combined organics were dried (MgSO4). The solvents were removed in vacuo to yield methanesulfonic acid 3-(2-chloro-4-morpholin-4-yl-thieno[3,2-d]pyrimidin-6-yl)-prop-2-ynyl ester (150 mg).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07846929B2
Source datasetuspto-grants-2010_12
ORD IDord-b41e0505904a425e97ca56e542010da7
Source noteuspto-grants-2010_12