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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1169745Generated: October 29, 2026

4,4,5,5-Tetramethyl-2-(thiophen-2-yl)-1,3,2-dioxaborolane → 2-Chloro-4-methoxy-5-thiophen-2-yl-pyrimidine

https://huagongshe.com/reaction/1169745

Reaction equation

Participants

RoleNameHCIDCharge
Reactant4,4,5,5-Tetramethyl-2-(thiophen-2-yl)-1,3,2-dioxaborolaneHCID 10703628—
Reactant2-Chloro-5-iodo-4-methoxypyrimidineHCID 15188888—
Product2-Chloro-4-methoxy-5-thiophen-2-yl-pyrimidineHCID 5898568054%

Reaction Steps

Preparation according to procedure 3 with the use of 2-chloro-5-iodo-4-methoxy-pyrimidine and 4,4,5,5-tetramethyl-2-(2-thienyl)-1,3,2-dioxaborolane for 36 hrs at 95° C. In this way, a yield of 54% is obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07825128B2
Source datasetuspto-grants-2010_11
ORD IDord-d8c003faca4b40b4b7143f54e57f06ee
Source noteuspto-grants-2010_11