Page 123 - Chemical and process design handbook
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Speight_Part II_A 11/7/01 3:16 PM Page 2.64
2.64 MANUFACTURE OF CHEMICALS
CH Cl
2
AlCl 3
CH
CH Cl 2 Br 2 3
2
CH 2 CH 2 Br CH O CH 2 CH 2 N
AlCl 3 hv
diphenhydramine CH 3
O CH 3 CH 3
CH 2 CH + H N HO CH 2 CH 2 N
2
CH 3 CH 3
FIGURE 2 Manufacture of diphenylhydramine.
