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HuagongsheHuagongshe Chemistry Print Report · For research reference only
HRID 1077260Generated: October 31, 2026

2-Nitrobenzaldehyde → HCID 70631684, compound

https://huagongshe.com/reaction/1077260

Reaction equation

Participants

RoleNameHCIDCharge
Reactant2-NitrobenzaldehydeHCID 11101—
ReactantCarbamimidoyl-acetic acid ethyl esterHCID 4599837—
SolventEthanolHCID 702—
ProductHCID 70631684HCID 7063168456%

Reaction Steps

Upon boiling a solution of 7.6 g 2-nitrobenzaldehyde and 13.0 g amidinoacetic acid ethyl ester in 150 ml ethanol for 2 hours, 2,6-diamino-4-(2-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylic acid diethyl ester of m.p. 142°C (ethanol) is obtained.

Provenance & Evidence

DOI10.6084/m9.figshare.5104873.v1
Patent numberUS03959474
Source datasetuspto-grants-1976_05
ORD IDord-afbc5a5ac8d948f1a039f33d2087ed40
Source noteuspto-grants-1976_05