- FUSED RING SPIROKETAL DERIVATIVE AND USE THEREOF AS DRUG FOR TREATING DIABETES
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Provided are a compound represented by Formula (I): wherein R1, R2, R3, and R4 are each independently selected from a hydrogen atom, a C1-6 alkyl group which may be substituted, a C7-14 aralkyl group which may be substituted and -C(=O)Rx; n denotes an integer selected from 1 and 2; and ring Ar is selected from the groups represented by the following Formula (a) to (f). , or a prodrug thereof or a pharmaceutically acceptable salt thereof as well as a pharmaceutical agent and a pharmaceutical composition containing such a compound or a prodrug thereof, or a pharmaceutically acceptable salt thereof.
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Page/Page column 46
(2009/05/29)
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- Rhodium carbenoid mediated cyclisations. Part 6. Synthesis of cyclic sulphoxonium ylides
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Treatment of diazo sulphoxides with rhodium(11) acetate gives stable five- and six- membered cyclic sulphoxonium ylides.
- Moody, Christopher J.,Taylor, Roger J.
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p. 6525 - 6544
(2007/10/02)
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