Studies on the Synthetic Usefulness of t
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Yoshihiko Nakashita; Toshio Watanabe; Erwin Benkert; Annalaura Lorenzi-Riatsch;
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Article
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1984
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John Wiley and Sons
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German
β 184 KB
## Abstract A novel cyclopentenone ring annelation reaction is described. The treatment of the nitro compound **13** with aqueous sodium hydroxide in the presence of a phaseβtransfer catalyst furnished **14a** in one step. Similar treatment of **7** led to **8**, the reaction of which with __t__βBu