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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 237648Generated: October 27, 2026

Iodopyrazine → 2-(4-Bromo-3,5-dimethyl-phenyl)-pyrazine

https://huagongshe.com/reaction/237648

Reaction equation

Participants

RoleNameHCIDCharge
ReactantIodopyrazineHCID 642841—
Reactant2-(4-Bromo-3,5-dimethylphenyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolaneHCID 56973136—
Product2-(4-Bromo-3,5-dimethyl-phenyl)-pyrazineHCID 86697321—

Reaction Steps

The title compound is prepared from 2-bromo-1,3-dimethyl-5-(4,4,5,5-tetramethyl-[1,3,2]dioxaborolan-2-yl)-benzene and 2-iodo-pyrazine following a procedure analogous to that described in Step 1 of Intermediate 56. LC (method 9): tR=1.12 min; Mass spectrum (ESI+): m/z=263/265 (Br) [M+H]+.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08642585B2
Source datasetuspto-grants-2014_02
ORD IDord-e5d64a6f3fbf4bbaa669713e6263b411
Source noteuspto-grants-2014_02