Synthesen in der Carotinoid-Reihe. 14. M
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R. Rüegg; H. Lindlar; M. Montavon; G. Saucy; S. F. Schaeren; U. Schwieter; O. Is
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Article
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1959
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John Wiley and Sons
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German
⚖ 427 KB
## Abstract Using the enol benzoate or enol ether of methylmalonaldehyde and 1, l‐diethoxy‐2‐methylpent‐2‐en‐4‐yne as intermediates for polyene syntheses a number of polyenes have been synthesized. From β‐C~19~‐aldehyde, β‐apo‐12′‐carotenal(C~25~) has been prepared via the 15,15′‐dehydro compound a