C - Chemistry – Metallurgy – 07 – D
Patent
C - Chemistry, Metallurgy
07
D
260/539.2, 260/5
C07D 307/89 (2006.01) C07C 51/377 (2006.01) C07C 51/567 (2006.01) C07C 63/72 (2006.01) C07C 253/30 (2006.01) C07C 255/51 (2006.01)
Patent
CA 2023724
CASE 6104/6105 ASC/kmf 09/01/89 ABSTRACT OF THE INVENTION PROCESS FOR THE PREPARATION OF HALOPHTHALIC ANHYDRIDES Halophthalic anhydrides are prepared by the liquid phase reaction of a brominating agent with halogen substituted hexa- or tetra-hydrophthalic anhydrides.
Buckholtz Harry E.
Cocoman Mary K.
Tang David Y.
Buckholtz Harry E.
Cocoman Mary K.
Occidental Chemical Corporation
Swabey Ogilvy Renault
Tang David Y.
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