C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/489, 260/475
C07C 303/04 (2006.01) C07C 69/00 (2006.01) C07C 69/76 (2006.01) C07C 303/06 (2006.01) C07C 303/08 (2006.01) C07C 309/41 (2006.01)
Patent
CA 1285286
Abstract of the Disclosure: Acyloxybenzenesulfonic acids and their alkali metal and alkaline earth metal salts are prepared by sulfonation of phenol in the presence of a small amount of a complexing agent for the sulfonating agent SO3 or chlorosulfonic acid, followed by esterifi- cation and, if required, neutralization to give the alkali metal or alkaline earth metal salt.
481647
Balzer Wolf-Dieter
Bechtolsheimer Hans-Heinrich
Beyer Karl-Heinz
Fikentscher Rolf
Perner Johannes
Balzer Wolf-Dieter
Basf Aktiengesellschaft
Bechtolsheimer Hans-Heinrich
Beyer Karl-Heinz
Borden Ladner Gervais Llp
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