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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2204802Generated: October 30, 2026

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

https://huagongshe.com/reaction/2204802

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 numberUS09365557B2
Source datasetuspto-grants-2016_06
ORD IDord-98156e8e83304c6d8659af3d3d541282
Source noteuspto-grants-2016_06