反応 #2460319

反応方程式

α,α′-dichloro-p-xylene

triethyl phosphite

→

tetraethyl p-xylylenebisphosphonate

溶媒

反応条件

後処理

1. 1
   その他white crystals were formed immediately
2. 2
   温度Then the mixture was cooled at 0° C.
3. 3
   その他the product was collected
4. 4
   洗浄washed three times with 40 ml of hexanes
5. 5
   その他isolated in 94.4% (40.8 g)
6. 6
   その他yield

実験手順

A mixture of α,α′-dichloro-p-xylene (20 g, 0.114 mol) and triethyl phosphite (60 ml) was refluxed at 180° C. overnight. 80 ml of hexanes was added, and white crystals were formed immediately. Then the mixture was cooled at 0° C., and the product was collected, washed three times with 40 ml of hexanes and isolated in 94.4% (40.8 g) yield.

出典