C - Chemistry – Metallurgy – 07 – C
Patent
C - Chemistry, Metallurgy
07
C
260/466.6
C07C 303/22 (2006.01) C07C 303/32 (2006.01) C07C 309/60 (2006.01) C07C 309/42 (2006.01)
Patent
CA 2024004
05-21(6939)A PROCESS FOR THE PRODUCTION OF CARBONATE ESTERS ABSTRACT OF THE DISCLOSURE The invention relates to a process of producing carbonate esters wherein an alkyl chloroformate is reacted with a phenolsulfonate in an alkaline medium and discloses the improve- ment whereby dialkylcarbonate formation is reduced by adding an acidifying agent to the reaction mixture after the reaction and before precipitation of the alkylsulfophenyl carbonate.
Jakse Frank Peter
Morris Donald Eugene
Vanderlinde William
Akzo Nobel N.v.
Mcfadden Fincham
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