HuagongsheHuagongshe Chemistry Print Report · For research reference only
3-Nitrobenzaldehyde → 2-Acetoxymethyl-6-methyl-4-(3'-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylic acid diethyl ester
Participants
| Role | Name | HCID | Charge |
|---|---|---|---|
| Reactant | 3-Nitrobenzaldehyde | HCID 7449 | — |
| Reactant | 2-Butenoic acid, 3-amino-, ethyl ester, (2Z)- | HCID 643756 | — |
| Reactant | Ethyl 4-acetoxyacetoacetate | HCID 11480907 | — |
| Solvent | Ethanol | HCID 702 | — |
| Product | 2-Acetoxymethyl-6-methyl-4-(3'-nitrophenyl)-1,4-dihydropyridine-3,5-dicarboxylic acid diethyl ester | HCID 13388346 | — |
Reaction Steps
7.5 g of 3-nitrobenzaldehyde, 9.4 g of γ-acetoxyacetoacetic acid ethyl ester and 6.5 g of β-aminocrotonic acid ethyl ester in 40 ccs of ethanol are heated under reflux for 20 hours, the mixture is cooled and the precipitate is filtered off.
Provenance & Evidence
| DOI | 10.6084/m9.figshare.5104873.v1 |
|---|---|
| Patent number | US04188395 |
| Source dataset | uspto-grants-1980_02 |
| ORD ID | ord-6fecc888405549d1a07bffdb9dc092f3 |
| Source note | uspto-grants-1980_02 |