Organic compounds -- part of the class 532-570 series – Organic compounds – Carbonate esters
Patent
1988-04-13
1989-04-11
Lone, Werren B.
Organic compounds -- part of the class 532-570 series
Organic compounds
Carbonate esters
540318, 540336, 540338, C07C 6996
Patent
active
048208574
ABSTRACT:
The novel compound .alpha.-bromodiethylcarbonate, novel methods for the preparation thereof, its use in the preparation of 1-ethoxycarbonyloxyethyl esters of penicillins and cephalosporins, and improvements in the method for preparing such esters.
REFERENCES:
patent: 3873521 (1975-03-01), Ekstrom et al.
patent: 4072677 (1978-02-01), Callander
Chemical Abstracts, 90:152209w, (1979).
Chemical Abstracts, 90:127547x, (1979).
Chemical Abstracts, 91:74633j, (1979).
Chemical Abstracts, 92:111279s, (1980).
Chemical Abstracts, 93:168262f, (1980).
Palmer Derek R.
Tyson Robert G.
Astra Lakemedel Aktiebolag
Clarke Vera C.
Lone Werren B.
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