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INTRAMOLECULAR PRINS REACTION AND CATALYSTS SUITABLE THEREFOR (CITRONELLAL TO ISOPULEGOL)
INTRAMOLECULAR PRINS REACTION AND CATALYSTS SUITABLE THEREFOR (CITRONELLAL TO ISOPULEGOL)
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机译:分子间键反应和适合的催化剂(异丙肾上腺素)
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摘要
Processes for the preparation of a compound of the formula (B) having the following steps: provision of a compound of the formula (A), intramolecular reaction of the compound of the formula (A) in the presence of an aluminium siloxide of the formula (I) wherein in formula (I) the radicals Ra', Ra'', Ra''', Rb', Rb'', Rb''', Rc', Rc'', Rc''' independently of one another denote hydrogen or an organic radical, are described.
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