Pyrolysis and photolysis of the first examples of five-membered ring sila and germa ketones 2 is reported. The photolysis of 2a leading to a cyclic acetal via a siloxycarbene is contrasted to the behavior of the germa analog 2b which gives ring cleavage via a ketene intermediate.
|Number of pages||4|
|State||Published - 1980|
Bibliographical noteFunding Information:
Acknowledgements: This investigation was supported by Public Health Service Grant CA 19203 from the National Cancer Institute. Use of instruments provided under Grand RR 01077 from the Division of Research Resources is gratefully acknowledged.