Method for the production of (3-alkoxycarbonyl-2-butenyl)triphen

Details Method for the production of (3-alkoxycarbonyl-2-butenyl)triphen Method for the production of (3-alkoxycarbonyl-2-butenyl)triphen

1995-03-17

1996-03-26

Brust, Joseph Paul

Organic compounds -- part of the class 532-570 series

Organic compounds

Nitriles

558 20, 558385, 558461, 560 8, 560219, C07C25330

Patent

active

055022367

ABSTRACT:
Novel processes and intermediates useful for the manufacture of the Wittig ester salts are disclosed. The Wittig ester salts are known as important CS building blocks for the manufacture of various polyenecarboxylic acid esters in the field of carotenoid chemistry.

REFERENCES:
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patent: 4937308 (1990-06-01), Knaus et al.
Nurrenbach, et al, Oxidation von Phosphor-Yliden mit Hydroperoxiden Ein neuer und ergiebiger Weg zu symmetrischen Carotinoiden, Liebigs Ann. Chem. pp. 1146-1159 (1977).
Yoshihara, et al, Chemical Abstracts, vol. 119, No. 21, 22, Abstract No. 225949 (1993).

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