Detail of "77877-19-1"

Reference

The chemistry of spiroacetals

The chemistry of spiroacetals. An enantiospecific synthesis of the spiroacetal moiety of milbemycins a7 and a8. Baker, Raymond; Swain, Christopher J.; Head, John C. (Dep. Chem., Univ. Southampton, Southampton SO9 5NH, UK). J. Chem. Soc., Chem.Several substances with their cas registry numbers 77877-19-1 and 70411-34-6 may be metioned in this study. Commun., (11), 874-6 (English) 1986. CODEN: JCCCAT. ISSN: 0022-4936. DOCUMENT TYPE: Journal CA Section: 26 (Biomolecules and Their Synthetic Analogs) Section cross-reference(s): 22 The title spiroacetal I was stereospecifically prepd. in 12 steps from (Z)-EtCH:CHCH2OH and lactone II. The key step was acid hydrolysis of the epoxide III with HClO4 to give the diaxial diol IV, exclusively. .