Acetic Acid → Acetic Anhydride

Participants

Reaction Steps

To a mixture of 50 g of iodosobenzenediacetate obtained above, 30 g of octyl phenyl ether, 70 g of acetic anhydride and 725 ml of glacial acetic acid was dropwise added 8 g of concentrated sulfuric acid while cooling with an ice bath over a period of one hour. One hour after, a solution containing 31 g of sodium bromide dissolved in 150 ml of water was dropwise added thereto and the white powder thus-deposited was collected to obtain 42 g of iodonium bromide salt.

Provenance & Evidence