Reaktion #1335652

Reaktionsgleichung

diacid

2-(4-Fluorophenyl)-2-methylbutanedioic Acid

→

2-(4-Fluorophenyl)-2-methylsuccinic Acid Anhydride

Lösungsmittel

acetic anhydride

Reaktionsbedingungen

Aufarbeitung

1. 1
   Sonstigeproducing a light brown solution
2. 2
   EinengenThe reaction mixture was concentrated in vacuo to the product as a syrup
3. 3
   SonstigeThis syrupy anhydride may be used without further purification
4. 4
   workup.DISTILLATIONpurified by distillation

Vorschrift

A solution of the diacid prepared in Example 3 (7 g, 0.034 mole) in 18 g of acetic anhydride was refluxed for 3 hours producing a light brown solution. The reaction mixture was concentrated in vacuo to the product as a syrup. This syrupy anhydride may be used without further purification or purified by distillation.

Quelle