Back
HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 2233883Generated: October 30, 2026

Ethanol → HCID 178441636, compound

https://huagongshe.com/reaction/2233883

Reaction equation

Participants

RoleNameHCIDCharge
ReactantEthanolHCID 702—
ReactantEthyl AcetoacetateHCID 8868—
ReactantSodiumHCID 5360545—
ReactantEthyl 4-cyano-5-methyl-1H-pyrrole-2-carboxylateHCID 58066127—
ProductHCID 178441636HCID 178441636—

Reaction Steps

Pentanimidamide hydrochloride (3.2 g) (prepared according to Garigipati, R. S.; Tetrahedron Lett 1990, 31 (14), 1969) was treated with ethyl acetoacetate (3.05 g) in a modified procedure using sodium (1.62 g) in anhydrous EtOH (50 ml) as base (as described in Salimbeni, Aldo; et al. J. Med. Chem. (1995), 38(24), 4806-20) affording the title compound (4.04 g).

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS07709503B2
Source datasetuspto-grants-2010_05
ORD IDord-97e4c189db174a7db8893f763dd025bc
Source noteuspto-grants-2010_05