Synthesis of vitamin D3 D ring synthons by reductive cleavage of norbornan-6-one-2-carboxylates

Isao Shimizu*, Naoto Matsuda, Yasuo Noguchi, Yoshiro Zako, Kazuo Nagasawa

*Corresponding author for this work

Research output: Contribution to journalArticlepeer-review

15 Citations (Scopus)


Reductive cleavage of 5-methylnorbornan-6-one-2-carboxylates with lithium metal in liquid ammonia gave 3-(1-methyl-2-methoxycarbonylethyl)cyclopentanones in good yields.

Original languageEnglish
Pages (from-to)4899-4902
Number of pages4
JournalTetrahedron Letters
Issue number34
Publication statusPublished - 1990

ASJC Scopus subject areas

  • Biochemistry
  • Organic Chemistry
  • Drug Discovery


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