Preparation method of triphenylmethyl bromide_Kain Industrial Additive

Background and overview[1] Triphenylmethyl bromide can be used as a pharmaceutical synthesis intermediate. Preparation[1] A method for recovering triarylmethyl halides such as triphenylmethyl bromide from sucrose derivatization. The method includes the following steps (a) Triarylmethylation of sucrose in the presence of amines to form 6,r,6′-tri-O-triarylmethylsucrose and triarylmethylated sucrose by-products; (b) Acylate 6,1′,6′-tri-O-triarylmethylsucrose in the presence…