- A
gallotannin is any of a
class of
molecules belonging to the
hydrolysable tannins.
Gallotannins are
polymers formed when
gallic acid, a
polyphenol monomer...
- the most
useful trees in India. Its
leaves contain large amounts of
gallotannins, and are used in
India for
tanning and firewood. The tree is the source...
-
Arachidonic acid (0.3–0.7%) Tocopherols, sterols, flavonoids, procyanidin,
gallotannin and
catechins are also
found in
marula oil.
Marula oil has a clear, light...
- 6-Pentagalloylglucose is the
pentagallic acid
ester of glucose. It is a
gallotannin and the
precursor of ellagitannins.
Pentagalloyl glucose can precipitate...
-
Ellagitannins differ from
gallotannins, in that
their galloyl groups are
linked through C-C bonds,
whereas the
galloyl groups in
gallotannins are
linked by depside...
-
ellagic acids,
suggesting that the
fruit possesses hydrolyzed tannins (
gallotannin and ellagitannins). Do****entation of
traditional camu-camu uses is scarce...
-
gallic acid does not
contain gallium.
Gallic acid is
easily freed from
gallotannins by
acidic or
alkaline hydrolysis. When
heated with
concentrated sulfuric...
- for
gallotannins and analogs.
Flavonoids and
caffeic acid
derivatives are
biosynthesized from
phenylalanine and malonyl-CoA.
Complex gallotannins develop...
- 5-trihydroxybenzoate
Other names Acidum tanni****
Gallotannic acid
Digallic acid
Gallotannin Tannimum Quercitannin Oak bark
tannin Quercotannic acid Querci-tannic...
-
Tannase is an
enzyme that
Nierenstein used to
produce m-digallic acid from
gallotannins. He
proved the
presence of
catechin in
cocoa beans in 1931. He showed...
