Double conjugate addition of a nitropropionate ester to a quinone monoketal: Synthesis of an advanced intermediate to (±)-gelsemine

Organic Letters

Volumn 9, Issue 16, 2007, Pages 3153-3156

  Grecian, Scott ^a   Aubé, Jeffrey ^a  

^a UNIVERSITY OF KANSAS   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

ALKALOID; BENZOQUINONE; BENZOQUINONE DERIVATIVE; ETHYL 3 NITROPROPIONATE; ETHYL 3-NITROPROPIONATE; GELSEMINE; LITHIUM; NITRO DERIVATIVE; PROPIONIC ACID DERIVATIVE; UNCLASSIFIED DRUG;

ARTICLE; CHEMICAL STRUCTURE; CHEMISTRY; STEREOISOMERISM; SYNTHESIS;

ALKALOIDS; BENZOQUINONES; LITHIUM; MOLECULAR STRUCTURE; NITRO COMPOUNDS; PROPIONIC ACIDS; STEREOISOMERISM;

EID: 34547958616     PISSN: 15237060     EISSN: None     Source Type: Journal    
DOI: 10.1021/ol071174p     Document Type: Article

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20. The stereochemistry of the spirooxindoles was determined by NOE spectroscopy for each diastereomer. See the Supporting Information for details.