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Synthesis and acid-promoted ring opening of a novel cage spiro-oxetane

โœ Scribed by Alan P. Marchand; V. Vidyasagar; Chien-tai Ren; Michael J. Sherrod; William H. Watson; auMariusz Krawiec

Publisher
Elsevier Science
Year
1992
Tongue
French
Weight
220 KB
Volume
33
Category
Article
ISSN
0040-4039

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โœ Alan P Marchand; Eric Zhiming Dong; Simon G Bott ๐Ÿ“‚ Article ๐Ÿ“… 1998 ๐Ÿ› Elsevier Science ๐ŸŒ French โš– 784 KB

Acid promoted ring opening of la,4a,4act,9aa-tetrahydro-21B-31B-elx3xy-1,4-methanoanthracene-9,10-dione and the corresponding 2-methyl de,'ivative (i.e., 3a and 3b, respectively) afforded 4a and 4b in 26% and 49% yield, respectively. Similar results were obtained when a solution of either 3a or 3b i