Synthese von optisch aktiven,natürlichen Carotinoiden und strukturell verwandten Naturprodukten. II. Synthese von (3 S, 3′S)-Astaxanthin |
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Authors: | Frank Kienzle Hans Mayer |
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Abstract: | Synthesis of optically active natural carotenoids and structurally related compounds. II. Synthesis of (3S, 3′S)-astaxanthin The syntheses of rac. astaxanthin, (3 S, 3′S)-astaxanthin ( 1 ), its 15-cis isomer ( 21 ), its diacetate ( 22 ), and of (3 S, 3′ S)-15, 15′-didehydroastaxanthin ( 20 ) are reported. |
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