Esterification of aromatic dicarboxylic acids with cyclic alkyle

Organic compounds -- part of the class 532-570 series – Organic compounds – Carboxylic acid esters

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528308, 5283088, 560 64, 560 67, 560 71, 560 72, 560 79, 560 80, 560 85, 560 89, C07C 6703, C07C 6980, C07C 6982, C07C 6988

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046136789

ABSTRACT:
Esterification of aromatic dicarboxylic acids with cyclic alkylene carbonates in the presence of organic compounds containing at least one six-membered aromatic nitrogen-containing heterocyclic moiety.

REFERENCES:
patent: 2970986 (1961-02-01), Woodward
patent: 3056827 (1962-10-01), Windholz
patent: 3215731 (1965-11-01), Bearden et al.
patent: 3549692 (1970-12-01), Bockmann et al.
patent: 3832375 (1974-08-01), Itoh
patent: 3842040 (1954-10-01), Browne et al.
Chem. & Engineering News, Jul. 18, 1977, p. 31.
Schering AG, Dept. of Pharmaceutical Fine Chemicals, DMAP Its Reactions and Uses, Jan. 1977.

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