Organic acids and process for preparing same
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United States of America Patent
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May 3, 1983
Issued Date -
N/A
app pub date -
Mar 11, 1982
filing date -
May 30, 1978
priority date (Note) -
Expired
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Abstract
A mixture of polycyclic, aromatic polycarboxylic acids carrying nuclear nitro groups that is substantially soluble in an azeotropic mixture of methyl ethyl ketone and ethanol but substantially insoluble in water, and a process for preparing the mixture of polycyclic, aromatic polycarboxylic acids.
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