Citation:
LIU Chang-Hui, WEN Rui-Ming, XIAO Wen-Ding, GU Hao, YANG Bin. Synthesis of (±)-Abscisic Acid[J]. Chinese Journal of Applied Chemistry,
;2009, 26(11): 1297-1300.
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With β-ionone as the starting material,the plant hormon abscisic acid,3-methyl-5-(1-hydroxy-4-oxo-2,6,6-trimethyl-2-cyclohexene-1-yl)-2,4-pentadienoicacid,was synthesized via epoxidation by oxidant metachloroperbenzoic acid instead of chromium oxidant,ring-opening,allylic oxidation with oxygen catalyzed by Co(acac)2,Wittig rection and basic hydrolysis in a total yield of 39%.The structures were characterized by IR,1H NMR,MS and elemental analysis.
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Keywords:
- β-ionone,
- hydroxyoxo-α-ionone,
- abscisic acid,
- allylic oxidation,
- Wittig reaction
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