TMSOTf-promoted addition of alkynes to aldehydes: A novel synthesis of chroman-4-ones

European Journal of Organic Chemistry

Volumn , Issue 32, 2008, Pages 5461-5469

  Ji, Yeon Park ^a,b   Ullapu, Punna Reddy ^a   Choo, Hyunah ^a   Jae, Kyun Lee ^a   Min, Sun Joon ^a   Ae, Nim Pae ^a   Kim, Youseung ^a   Baek, Du Jong ^b   Yong, Seo Cho ^a  

^a Korea Institute of Science and Technology   (South Korea)

^b Sangmyung University   (South Korea)

Author keywords

Addition; Aldehydes; Alkynes; Chromanone

Indexed keywords

EID: 57349114904     PISSN: 1434193X     EISSN: 10990690     Source Type: Journal    
DOI: 10.1002/ejoc.200800782     Document Type: Article

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35. Although the reactions were carried out in freshly distilled diethyl ether, we were able to obtain the desired products in all cases. We assume that the water required for this reaction may come from moisture, glassware or the starting materials which might not have been completely dry.