A new method for enol lactone synthesis by a Michael addition/cyclization sequence

Tetrahedron Letters

Volumn 44, Issue 9, 2003, Pages 1799-1802

  Itoh, Kennosuke ^a   Kanemasa, Shuji ^a  

^a KYUSHU UNIVERSITY   (Japan)

Author keywords

[No Author keywords available]

Indexed keywords

2,2,6,6 TETRAMETHYLPIPERIDINE; 4 BROMO 1 CROTONYL 3,5 DIMETHYLPYRAZOLE; 4,7,7 TRIMETHYL 3,4,5,6,7,8 HEXAHYDROBENZOPYRAN 2(H),5 DIONE; BENZOPYRAN DERIVATIVE; CARBONYL DERIVATIVE; CYCLOHEXANE; DIHYDRORESORCINOL; LACTONE DERIVATIVE; LEWIS ACID; NICKEL COMPLEX; NICKEL PERCHLORATE; PIPERIDINE DERIVATIVE; PYRAZOLE DERIVATIVE; TETRAHYDROFURAN; UNCLASSIFIED DRUG;

ARTICLE; CATALYSIS; CATALYST; CRYSTAL STRUCTURE; CYCLIZATION; MICHAEL ADDITION; REACTION ANALYSIS; ROOM TEMPERATURE; SYNTHESIS; X RAY CRYSTALLOGRAPHY;

EID: 0037463505     PISSN: 00404039     EISSN: None     Source Type: Journal    
DOI: 10.1016/S0040-4039(03)00147-3     Document Type: Article

References (17)

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16. The Lewis acidic capability of nickel(II) perchlorate hexahydrate in the presence of amines has been reported in our previous papers: (a) Kanemasa, S.; Oderaotoshi, Y.; Yamamoto, H.; Tanaka, J.; Wada, E.; Curran, D. P. J. Org. Chem. 1997, 62, 6454-6455; (b) Kanemasa, S.; Oderaotoshi, Y.; Sakaguchi, S.-I.; Yamamoto, H.; Tanaka, J.; Wada, E.; Curran, D. P. J. Am. Chem. Soc. 1998, 120, 3074-3088.
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