Improved synthesis of functionalized podand ionophores

Journal of Organic Chemistry

Volumn 61, Issue 2, 1996, Pages 775-777

  Burger, Matthew T ^a   Still, W Clark ^a  

^a Columbia University ^*  (United States)

Author keywords

[No Author keywords available]

Indexed keywords

IONOPHORE; TETRAHYDROPYRAN DERIVATIVE;

ARTICLE; DRUG SYNTHESIS; ENANTIOMER; REACTION ANALYSIS; STEREOCHEMISTRY;

EID: 0030066918     PISSN: 00223263     EISSN: None     Source Type: Journal    
DOI: 10.1021/jo9515438     Document Type: Article

References (16)

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5. The procedure for the preparation of the enantjomer of 6 was followed Li, Ge, Ph.D. Thesis, Columbia University, 1993, p 92.
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8. Reetz, M. T.; Gansauer, A. Tetrahedron 1993, 49, 6025-6030. Commercially available (Aldrich) lithium perchlorate was dried under high vacuum at 180 °C for 48 h.
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11. Commercially available (Aldrich) 90% tech grade 1-methoxybut-1-en-3-one was distilled prior to use.
12. (a) Hills, P. R.; McQuillan, F. J. Chem. Soc. 1953, 4060-4065.
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16. 3 was prepared as described in Yamaka, J.; Ando, T. Chem. Lett. 1979, 755-758.