Reaction #95081

ord-d9422bcd252746eab56c8f49757741ff

Reaction equation

CCOC(=O)C(C)=P(c1ccccc1)(c1ccccc1)c1ccccc1
triphenyl(1-[ethoxycarbonyl]ethylidene)phosphorane
O=Cc1ccc([N+](=O)[O-])cc1
4-nitrobenzaldehyde
→
CCOC(=O)C(C)=Cc1ccc([N+](=O)[O-])cc1
title compound
Yield 56.0%
CCOC(=O)C(C)=Cc1ccc([N+](=O)[O-])cc1
Ethyl 2-Methyl-3-(4-Nitrophenyl)propenoate
Yield 56.0%

Reactants

CCOC(=O)C(C)=P(c1ccccc1)(c1ccccc1)c1ccccc1
triphenyl(1-[ethoxycarbonyl]ethylidene)phosphorane
O=Cc1ccc([N+](=O)[O-])cc1
4-nitrobenzaldehyde

Reagents

None

Conditions

Detailed conditions
See reaction.notes.procedure_details.

Workup

  1. 1
    Othersubstantially according to Preparation 5
  2. 2
    OtherThe product was obtained in 56% yield, as an orange-yellow solid, m.p. 70.5°-73° C.

Procedure

The title compound was prepared from triphenyl(1-[ethoxycarbonyl]ethylidene)phosphorane and 4-nitrobenzaldehyde, substantially according to Preparation 5. The product was obtained in 56% yield, as an orange-yellow solid, m.p. 70.5°-73° C.

Source

DOI: 10.6084/m9.figshare.5104873.v1Patent: US04343813uspto-grants-1982_08