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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1853133Generated: October 31, 2026

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

https://huagongshe.com/reaction/1853133

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 ambient temperature 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 numberUS08962631B2
Source datasetuspto-grants-2015_02
ORD IDord-979a2ada00f444a39e9430203f23eca7
Source noteuspto-grants-2015_02