Überraschende Selektivitäten bei der Cycloaddition von a ,ß - ungesättigten Aldehyden und Ketonen an trifluormethyl-substituierte Hetero-1.3 -diene / Unexpected Selectivity Phenomena in Cycloaddition Reactions of a,/?-Unsaturated Aldehydes and Ketones to Trifluoromethyl Substituted Hetero-l,3-dienes
1982 ◽
Vol 37
(12)
◽
pp. 1669-1671
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Keyword(s):
[4+2]-Cycloaddition reactions of 4,4-bis- (trifluoromethyl)-substituted hetero-1,3-dienes (1-3) to a, β-unsaturated carbonyl compounds (acroleine, methacroleine, cinnamaldehyde, phenylacetylenecarbaldehyde, methylvinylketone) were found to occur across the CO double bond exclusively.
2006 ◽
Vol 61
(10)
◽
pp. 1275-1281
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2010 ◽
Vol 84
(9)
◽
pp. 1203-1229
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Keyword(s):
2005 ◽
Vol 60
(4)
◽
pp. 453-457
◽
1993 ◽
Vol 34
(2)
◽
pp. 257-260
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Keyword(s):
Keyword(s):