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Volumn , Issue 16, 2006, Pages 3582-3595

Rhodium-catalyzed regio-, diastereo-, and enantioselective intermolecular [4+2] carbocyclization of 4-alkynals with electron-deficient alkenes

Author keywords

Aldehydes; Alkenes; Alkynes; Asymmetric catalysis; Carbocyclization; Rhodium

Indexed keywords


EID: 33748353192     PISSN: 1434193X     EISSN: 10990690     Source Type: Journal    
DOI: 10.1002/ejoc.200600383     Document Type: Article
Times cited : (25)

References (89)
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    • note
    • The reaction of 3-phenyl-5-trimethylsilyl-4-pentynal was conducted at lower temperature (8°C) to minimize the formation of dienal.
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    • note
    • For these cycloadditions in Table 2, the regioisomers have been easily separated by silica gel chromatography except Entry 6.
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    • note
    • Cyclopentenone 5b was isolated in 29% yield as a major by-product.
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    • note
    • 1NMR analyses of the crude reaction mixtures.
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* 이 정보는 Elsevier사의 SCOPUS DB에서 KISTI가 분석하여 추출한 것입니다.