Process for preparing substituted oxadiazolones

Details Process for preparing substituted oxadiazolones Process for preparing substituted oxadiazolones

1997-04-15

1998-05-26

Richter, Johann

Organic compounds -- part of the class 532-570 series

Organic compounds

Heterocyclic carbon compounds containing a hetero ring...

562606, 562847, 564310, C07D27107, C07C24320, C07B 4104

Patent

active

057567522

ABSTRACT:
Substituted oxadiazolones of the formula (I) ##STR1## in which R represents optionally substituted alkyl, are obtained in good yields and high purity on reacting in a first step carboxylic acids of the general formula (II)

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patent: 4952701 (1990-08-01), Muller et al.
Bull Chem. Soc. Japan 44 (Month unavailable) (1971), 870.
Chem Ber. 98 (Month unavailable) (1965), 540-545.
Helv. Chim. Acta 55 (Month unavailable) (1972), 1174-1178.
J. Org. Chem. 26, (Jun. 1961), 1843-1846.
J. Org. Chem. 30, (Month unavailable) (1965), 2486-2488.

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