An easy and short preparation of pentachloroacetone by selective dechlorination of hexachloroacetone under Appel conditions

作者：Rajendran Kamalraj V; Carr Damien J; Gilheany Declan G^*

来源：Tetrahedron Letters, 2011, 52(52): 7113-7115.

DOI：10.1016/j.tetlet.2011.10.101

• Hexachloroacetone
• Pentachloroacetone
• Triphenylphosphine
• Appel reaction
• Chlorophosphonium salt
• Aryloxyphosphonium salt

We report a very convenient laboratory preparation of pentachloroacetone (PCA) by selective dechlorination of hexachloroacetone (HCA) via reaction with triphenylphosphine in the presence of methanol or aromatic alcohols.

• 出版日期2011-12-28