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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 78555Generated: October 26, 2026

N-bromobutanimide → Methyl 3-Amino-6-bromopyrazine-2-carboxylate

https://huagongshe.com/reaction/78555

Reaction equation

Participants

RoleNameHCIDCharge
ReactantN-bromobutanimideHCID 67184—
ReactantMethyl 3-aminopyrazinecarboxylateHCID 72669—
SolventAcetonitrileHCID 6342—
ProductMethyl 3-Amino-6-bromopyrazine-2-carboxylateHCID 22725192.3%

Reaction Steps

A mixture of methyl 3-aminopyrazine-2-carboxylate (8.35 g, 54.53 mmol) and N-bromo-succinimide (9.705 g, 54.53 mmol) was stirred in MeCN (100 mL) at room temp overnight. The resultant precipitate was filtered, washed with MeCN and dried to give the desired product as a yellow solid (11.68 g, 92% Yield)

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08841308B2
Source datasetuspto-grants-2014_09
ORD IDord-9c45557af7b8499583d6e81ed74ae82b
Source noteuspto-grants-2014_09