Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters
Patent
1991-05-31
1993-10-19
Shaver, Paul F.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carboxylic acid esters
560 77, 562412, 562486, 562488, C07C 6754
Patent
active
052547191
ABSTRACT:
A process for preparing purified dimethyl-2,6-naphthalenedicarboxylate by the esterification of 2,6-naphthalenedicarboxylic acid is disclosed, and which process provides for the efficient removal of residual oxidation catalyst metals from the dimethyl-2,6-naphthalenedicarboxylate and efficient removal of particulate contaminants.
REFERENCES:
patent: 3485867 (1969-12-01), Jackson
patent: 5095135 (1992-03-01), Yamada et al.
Holzhauer Juergen K.
Young David A.
Amoco Corporation
Clarke Vera C.
Nemo Thomas E.
Oliver Wallace L.
Shaver Paul F.
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