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Gallic acid (also
known as 3,4,5-trihydroxybenzoic
acid) is a
trihydroxybenzoic acid with the
formula C6H2(OH)3CO2H. It is
classified as a
phenolic acid...
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spontaneously rearranges to
gallic acid.
Shikimic acid is a
precursor for: indole,
indole derivatives and
aromatic amino acid tryptophan and tryptophan...
-
vitro ****ay of
phenolic and
polyphenolic antioxidants, also
called the
gallic acid equivalence method (GAE). It is
named after Otto Folin, Vintilă Ciocâlteu...
- the name
gallic acid, for a
phenolic compound found in
these formations '
Gallic' is also a
proper noun
naming the
following ships: SS
Gallic (1894), a...
- the
first person to
synthesize ellagic acid by
heating gallic acid with ****nic
acid or
silver oxide.
Ellagic acid is
found in
edible nuts. It is also found...
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raspberry ellagitannin, on the
other hand, with its 14
gallic acid moieties (most in
ellagic acid-type components), and more than 40
phenolic hydroxyl groups...
- times.
Tannins have
molecular weights ranging from 500 to over 3,000 (
gallic acid esters) and up to 20,000
daltons (proanthocyanidins).
There are three...
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reactions as
gallotannic acid. It
differs however from the
latter in not
being convertible into
gallic acid, and not
yielding pyrogallic acid by dry distillation...
- name.
Fermentation or
hydrolysis of the
extract releases glucose and
gallic acid,
which yields a
darker purple-black ink, due to the
formation of iron...
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sulfuric acid. 0.05 g of
gallic acid is used for
every 10 mls of
sulfuric acid. The same
ratio of
gallic acid n-propyl
ester in
sulfuric acid can also...
