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ChemicalBook CAS DataBase List (Z)-4-PROPENYLPHENOL
539-12-8

(Z)-4-PROPENYLPHENOL synthesis

7synthesis methods
In a patented process (Z)-4-propenylphenol is produced by fast pyrolysis of polystyrene and polyphenylene oxide plastic waste in the presence of carrier gas.
-

Yield: 85%

Reaction Conditions:

Stage #1:ethyltriphenylphosphonium bromide with potassium tert-butylate in diethyl ether at 50; for 1 h;
Stage #2:4-hydroxy-benzaldehyde in diethyl ether at 50; for 2 h;

References:

He, Yuli;Liu, Chuang;Yu, Lei;Zhu, Shaolin [Angewandte Chemie - International Edition,2020,vol. 59,# 48,p. 21530 - 21534][Angew. Chem.,2020,vol. 132,# 48,p. 21714 - 21718,5] Location in patent:supporting information

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