56013-05-9Relevant articles and documents
An expedient route to a versatile intermediate for the stereoselective synthesis of all-trans-retinoic acid and beta-carotene
Babler,Schlidt
, p. 7697 - 7700 (2007/10/02)
Base-catalyzed isomerization of vinyl phosphonate 5 afforded the corresponding allylic phosphonate (6) as the sole product. Horner-Emmons olefination of ethyl trans-3-methyl-4-oxo-2-butenoate with the ylide derived from 6 concludes a facile synthesis of t
A [3+2] nitrile oxide cycloaddition approach to retinoids
Baraldi,Barco,Benetti,Guarneri,Manfredini,Pollini,Simoni
, p. 1307 - 1310 (2007/10/02)
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Preparation of epoxides
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, (2008/06/13)
Preparation of 1-(2,6,6-trimethyl-1-cyclohexenyl)-3-methyl-3,4-epoxy-but-1-ene from β-ionone by utilizing trimethyl sulfonium chloride in the presence of a phase transfer catalyst and a base; or by utilizing a higher alkyl dimethyl sulfonium salt in the p