HCID 46887809, compound → HCID 11775679, compound

HRID 442164Notes

Reaction equation

HRID 442164 reaction equation
[CH3:1][O:2][C:3]1[CH:33]=[CH:32][C:6]([CH2:7][O:8][C:9]([C:11]2C(C3C=CC=C([N+]([O-])=O)C=3)C(C(OC)=O)=C(C)[NH:15][C:16]=2[CH3:17])=[O:10])=[CH:5][CH:4]=1>C(O)C>[CH3:1][O:2][C:3]1[CH:4]=[CH:5][C:6]([CH2:7][O:8][C:9](=[O:10])/[CH:11]=[C:16](\[NH2:15])/[CH3:17])=[CH:32][CH:33]=1

Participants

3

Reactant 1

HCID 46887809HCID 46887809, compound

Product 1

HCID 11775679HCID 11775679, compoundYield 75%

Reagents, catalysts & solvents 1

HCID 702EthanolSolvent2×

Procedure

Analogously to Example 1 heating a solution of 75 mmols of 3'-nitrobenzylideneacetoacetic acid methyl ester and 75 mmols of β-aminocrotonic acid 4-methoxybenzyl ester in 120 ml of ethanol gave 2,6-dimethyl-3-methoxycarbonyl-4-(3'-nitrophenyl)-1,4-dihydropyridine-5-carboxylic acid 4-methoxybenzyl ester of melting point 136° C (from ethanol).

Sources & evidence

ORD record
ord-b474306fe6934774b74f492ba01fd12a
Source dataset
uspto-grants-1977_08
Patent number
US04044141

Reaction notes

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