4-Nitrobenzaldehyde → Ethyl 2-methyl-3-(4-nitrophenyl)prop-2-enoate

HRID 848497Notes

Reaction equation

HRID 848497 reaction equation
C1(P(C2C=CC=CC=2)(C2C=CC=CC=2)=[C:8]([C:10]([O:12][CH2:13][CH3:14])=[O:11])[CH3:9])C=CC=CC=1.[N+:27]([C:30]1[CH:37]=[CH:36][C:33]([CH:34]=O)=[CH:32][CH:31]=1)([O-:29])=[O:28]>>[CH3:9][C:8](=[CH:34][C:33]1[CH:36]=[CH:37][C:30]([N+:27]([O-:29])=[O:28])=[CH:31][CH:32]=1)[C:10]([O:12][CH2:13][CH3:14])=[O:11]

Participants

3

Reactant 2

HCID 5414-NitrobenzaldehydeHCID 79792Ethyl 2-(triphenylphosphoranylidene)propionate

Product 1

HCID 54080096Ethyl 2-methyl-3-(4-nitrophenyl)prop-2-enoateYield 56%

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.

Workup

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

Sources & evidence

ORD record
ord-f2980422ee524afcaaa60ae0ecdc14b8
Source dataset
uspto-grants-1981_10
Patent number
US04296120

Reaction notes

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