Organic compounds -- part of the class 532-570 series – Organic compounds – Carbonate esters
Patent
1987-03-09
1989-08-15
Chan, Nicky
Organic compounds -- part of the class 532-570 series
Organic compounds
Carbonate esters
558 20, 558 56, 560142, C07C 6996
Patent
active
048576565
ABSTRACT:
This invention is characterized by synthesizing an active ester represented by the general formula ##STR1## using an active esterifying agent consisting of a sulfonium salt represented by the general formula ##STR2## and further reacting the above-said active ester with a nucleophilic agent represented by the general formula H--B--Y to produce an ester or amide represented by the general formula (W)d.A--B--Y.
REFERENCES:
patent: 3392186 (1968-07-01), Lynn
E. Fisher, Chem. Ber., 36, 2094-2106 (1903).
Th. Curtius, Chem. Ber., 35, 3226-3228 (1902).
H. G. Khorana, J. Chem. Soc., 1952, 2081-2088.
Th. Wieland et al., Justus Liebigs Annalen der Chemie, 569, 117-121 (1950).
M. Bodanszky et al., J. Amer. Chem. Soc., 81, 5688-5691 (1959).
J. Kovacs, M. Q. Ceprini, Chemistry & Industry, 1965, 2100.
G. W. Anderson et al., J. American Chem. Soc., 85, 3039 (1963).
Japanese Patent Application OPI No. 166670/1985 (Chem. Abst. 104, 88559p) (1986).
Chem. Abstr., 103, 196393t (1985).
Preliminary Lecture Draft-52nd Annual Meeting of the Japanese Chemical Association.
Kouge et al., Chem. Express, 1986, 1(7), 427-30 (C.A. 106-119,381x (1987).
Chan Nicky
Sanshin Kagaku Kogyo Co. Ltd.
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