Synthesis of 4-Substituted-4-(Diethylphosphono)-2-Methylbuta-2,3-dien-1-oles
作者:Valery K. Brel
DOI:10.1080/00397919908085907
日期:1999.11
Several I-substituted 4-(diethylphosphono)-2-methylbuta-2,3-dien-1-oles 4a-f were synthesized by a simple and efficient three-step procedure starting from acetylene derivatives.
Synthesis and Cyclization of Diethylphosphono-Substituted α-Allenic Alcohols to 4-(Diethylphosphono)-2,5-dihydrofurans
作者:Valery K. Brel
DOI:10.1055/s-1999-3420
日期:1999.3
Various types of diethylphosphono-substituted α-allenic alcohols have been readily prepared. Treatment of these compounds with a catalytic amount of silver nitrate under a nitrogen atmosphere provided the corresponding 4-(diethylphosphono)-2,5-dihydrofurans.