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Mondon M, Boeker N, Gesson JP. Cycloaddition of Ketene Acetals with 4-Bromo-6-spiroepoxycyclohexa-2,4-dienone. JOURNAL OF CHEMICAL RESEARCH 1999. [DOI: 10.1177/174751989902300815] [Citation(s) in RCA: 0] [Impact Index Per Article: 0] [Reference Citation Analysis] [Abstract] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/15/2022]
Abstract
4-Bromo-6-spiroepoxycyclohexa-2,4-dienone reacts as a diene in an inverse electron-demand reaction with 1-ethoxy-3-methoxy-1-trimethylsilyloxybuta-1,3-diene but as a dienophile with 1-ethoxy-3-methylene-4-(ethoxy trimethylsilyloxymethylene)-1-cyclohexene.
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Affiliation(s)
- Martine Mondon
- Laboratoire de Chimie XII, Université de Poitiers et CNRS. 40 avenue du Recteur Pineau, 86022 Poitiers, France
| | - Norbert Boeker
- Laboratoire de Chimie XII, Université de Poitiers et CNRS. 40 avenue du Recteur Pineau, 86022 Poitiers, France
| | - Jean-Pierre Gesson
- Laboratoire de Chimie XII, Université de Poitiers et CNRS. 40 avenue du Recteur Pineau, 86022 Poitiers, France
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Masquelin T, Hengartnerb U, Streith J. Naphthopyranquinone Antibiotics: Novel enantioselective syntheses of frenolicin B and some of its stereoisomers. Helv Chim Acta 1997. [DOI: 10.1002/hlca.19970800104] [Citation(s) in RCA: 27] [Impact Index Per Article: 1.0] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/09/2022]
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Caron B, Brassard P. Regiospecific α-substitution of crotonic esters synthesis of naturally occurring derivatives of 6-ethyljuglone. Tetrahedron 1991. [DOI: 10.1016/s0040-4020(01)87099-x] [Citation(s) in RCA: 8] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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Iwao M, Kuraishi T. Utilization of Sulfide, Sulfoxide, and Sulfone Groups as Regiochemical Control Elements in the Diels–Alder Reaction of Naphthoquinones. BULLETIN OF THE CHEMICAL SOCIETY OF JAPAN 1987. [DOI: 10.1246/bcsj.60.4051] [Citation(s) in RCA: 24] [Impact Index Per Article: 0.6] [Reference Citation Analysis] [Track Full Text] [Subscribe] [Scholar Register] [Indexed: 11/12/2022]
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Maruoka K, Sakurai M, Fujiwara J, Yamamoto H. Asymmetric Diels-Alder reaction directed toward chiral anthracycline intermediates. Tetrahedron Lett 1986. [DOI: 10.1016/s0040-4039(00)85091-1] [Citation(s) in RCA: 29] [Impact Index Per Article: 0.8] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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Reactions of ketene acetals-14 The use of simple mixed vinylketene acetals in the annulation of quinones. Tetrahedron 1984. [DOI: 10.1016/s0040-4020(01)91496-6] [Citation(s) in RCA: 134] [Impact Index Per Article: 3.4] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/22/2022]
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Penco S, Angelucci F, Ballai M, Barchielli G, Suarato A, Vanotti E, Vigvani A, Arcamone F. Regiospecific total synthesis of 6-deoxyanthracyclines. Tetrahedron 1984. [DOI: 10.1016/s0040-4020(01)91529-7] [Citation(s) in RCA: 4] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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Swenton JS, Keith Anderson D, Coburn CE, Haag AP. The synthesis of 6-deoxyanthracyclinones: (±)α-citromycinone and (±)4-demethoxy-6-deoxydaunomycinone. Tetrahedron 1984. [DOI: 10.1016/s0040-4020(01)91524-8] [Citation(s) in RCA: 9] [Impact Index Per Article: 0.2] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 11/27/2022]
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14
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Anderson D, Coburn CE, Haag AP, Swenton JS. The synthesis of (+−) a-citromycinone via a 1,4-dipole-metallated p-quinol strategy. Tetrahedron Lett 1983. [DOI: 10.1016/s0040-4039(00)81648-2] [Citation(s) in RCA: 5] [Impact Index Per Article: 0.1] [Reference Citation Analysis] [Track Full Text] [Journal Information] [Subscribe] [Scholar Register] [Indexed: 10/18/2022]
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