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Proceedings of the Estonian Academy of Sciences. Chemistry
Synthesis of substituted cyclopentanones from 2-oxabicyclo[3.3.0]oct-6-en-3-one; pp. 3–13
PDF | 10.3176/chem.2007.1.01

Riina Aav, Tõnis Kanger, Tõnis Pehk, Margus Lopp

Synthesis of regioisomeric cyclopentanones 3-alkyloxy-2-oxabicyclo[3.3.0]octan-6-one (overall yield up to 34%) and 3-alkyloxy-2-oxabicyclo[3.3.0]octan-7-one (overall yield up to 18%) in four steps, starting from enantiomerically pure (–)-(1S,5R)-2-oxabicyclo[3.3.0]oct-6-en-3-one is described.


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