Amine-catalyzed formal (3+3) annulations of 2-(acetoxymethyl)buta-2,3-dienoate with sulfur ylides: synthesis of 4H-pyrans bearing a vinyl sulfide group

作者：Li, Kun; Hu, Jian; Liu, Hui; Tong, Xiaofeng^*

来源：Chemical communications, 2012, 48(23): 2900-2902.

DOI：10.1039/c2cc30242j

• ALLYLIC SUBSTITUTION-REACTIONS
• BAYLIS-HILLMAN REACTION
• DIASTEREOSELECTIVE SYNTHESIS
• CONJUGATE ADDITION
• AMMONIUM YLIDES
• LEAVING GROUP
• RING-CLOSURE
• EPOXIDATION
• SCOPE
• CYCLOPROPANES

A DABCO-catalyzed (3 + 3) annulation between 2-(acetoxymethyl) buta-2,3-dienoate and sulfur ylides has been developed, which provides a facile method for the synthesis of 4H-pyrans bearing a vinyl sulfide group.

• 出版日期2012
• 单位华东理工大学