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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 268059Generated: October 25, 2026

3-Nitrobenzaldehyde → HCID 12716938, compound

https://huagongshe.com/reaction/268059

Reaction equation

Participants

RoleNameHCIDCharge
Reactant3-NitrobenzaldehydeHCID 7449—
ReactantAcetylacetoneHCID 31261—
ReactantCarbamimidoyl-acetic acid ethyl esterHCID 4599837—
SolventEthanolHCID 702—
ProductHCID 12716938HCID 1271693848%

Reaction Steps

Upon boiling a solution of 7.6 g of 3-nitrobenzaldehyde, 5.0 g of acetylacetone and 6.5 g of amidinoacetic acid ethyl ester in 100 ml of ethanol for 2 hours, 2-amino-5-acetyl-6-methyl-4-(3-nitrophenyl)-1,4-dihydropyridine-3-carboxylic acid ethyl ester of melting point 217°C (ethanol) is obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS03946026
Source datasetuspto-grants-1976_03
ORD IDord-0339d59f02124597a83b8f45ff9e6df2
Source noteuspto-grants-1976_03