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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1426217Generated: November 3, 2026

2-Bromopropanedial → Methyl 6-bromopyrazolo[1,5-a]pyrimidine-2-carboxylate

https://huagongshe.com/reaction/1426217

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-BromopropanedialHCID 74945—
ReactantHCID 178498460HCID 178498460—
ProductMethyl 6-bromopyrazolo[1,5-a]pyrimidine-2-carboxylateHCID 49757483—

Reaction Steps

The title compound, brown solid, MS: m/e=256.0/254.1 (M+H+), can be prepared in accordance with the general method of example 9, step 1 from methyl 5-amino-1H-pyrazole-3-carboxylate and 2-bromomalonaldehyde.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS08933094B2
Source datasetuspto-grants-2015_01
ORD IDord-3e047621074c452bbeb7e19cb8c5e9ee
Source noteuspto-grants-2015_01