Organic compounds -- part of the class 532-570 series – Organic compounds – Heterocyclic carbon compounds containing a hetero ring...
Patent
1987-12-29
1989-05-16
Lee, Mary C.
Organic compounds -- part of the class 532-570 series
Organic compounds
Heterocyclic carbon compounds containing a hetero ring...
C07D30291
Patent
active
048311685
ABSTRACT:
2-Hydroxydibenzofuran-3-carboxylic acid and its alkali metal salts are prepared by reacting an alkali metal salt of 2-hydroxydibenzofuran with carbon dioxide, where appropriate under pressure, at a temperature above 120.degree. C. in an aliphatic alcohol of 4 to 8 carbon atoms.
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Ironich Wolfgang
Neeb Rudolf
Dentz Bernard I.
Hoechst Aktiengesellschaft
Lee Mary C.
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