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T0200

Sigma-Aldrich

Tannic acid

Source: Chinese natural gall nuts

Synonym(s):

Gallotannin, Tannin

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About This Item

Empirical Formula (Hill Notation):
C76H52O46
CAS Number:
1401-55-4
Molecular Weight:
1701.20
Beilstein:
8186396
EC Number:
215-753-2
MDL number:
MFCD00066397
UNSPSC Code:
12352100
PubChem Substance ID:
24899872
NACRES:
NA.21

Quality Level

200

autoignition temp.

980 °F

mp

218 °C (lit.)

SMILES string

Oc1cc(cc(O)c1O)C(=O)Oc2cc(cc(O)c2O)C(=O)OC[C@H]3O[C@@H](OC(=O)c4cc(O)c(O)c(OC(=O)c5cc(O)c(O)c(O)c5)c4)[C@H](OC(=O)c6cc(O)c(O)c(OC(=O)c7cc(O)c(O)c(O)c7)c6)[C@@H](OC(=O)c8cc(O)c(O)c(OC(=O)c9cc(O)c(O)c(O)c9)c8)[C@@H]3OC(=O)c%10cc(O)c(O)c(OC(=O)c%11cc(O)c(O)c(O)c%11)c%10

InChI

1S/C76H52O46/c77-32-1-22(2-33(78)53(32)92)67(103)113-47-16-27(11-42(87)58(47)97)66(102)112-21-52-63(119-72(108)28-12-43(88)59(98)48(17-28)114-68(104)23-3-34(79)54(93)35(80)4-23)64(120-73(109)29-13-44(89)60(99)49(18-29)115-69(105)24-5-36(81)55(94)37(82)6-24)65(121-74(110)30-14-45(90)61(100)50(19-30)116-70(106)25-7-38(83)56(95)39(84)8-25)76(118-52)122-75(111)31-15-46(91)62(101)51(20-31)117-71(107)26-9-40(85)57(96)41(86)10-26/h1-20,52,63-65,76-101H,21H2/t52-,63-,64+,65-,76+/m1/s1

InChI key

LRBQNJMCXXYXIU-PPKXGCFTSA-N

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Related Categories

WGK

WGK 2

Flash Point(F)

390.2 °F

Flash Point(C)

199 °C

Personal Protective Equipment

dust mask type N95 (US), Eyeshields, Gloves

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Yufei Yuan et al.
Journal of insect science (Online), 20(1) (2020-02-16)
Plant tannins, polyphenolic plant secondary metabolites are involved in important chemical defense processes in plants. In this study, tannic acid was used as the standard of plant tannins to determine the effects on nutritional indices and activities of glutathione S-transferases
Claudia Scattino et al.
Food chemistry, 163, 51-60 (2014-06-11)
In the present study the possibility of enhancing phenolic compound contents in peaches and nectarines by post-harvest irradiation with UV-B was assessed. Fruits of 'Suncrest' and 'Babygold 7' peach and 'Big Top' nectarine cultivars were irradiated with UV-B for 12
Anna Müller et al.
BMC plant biology, 15, 165-165 (2015-07-01)
Chrysomela populi (poplar leaf beetle) is a common herbivore in poplar plantations whose infestation causes major economic losses. Because plant volatiles act as infochemicals, we tested whether isoprene, the main volatile organic compound (VOC) produced by poplars (Populus x canescens)
Sylvain Godreuil et al.
PloS one, 9(8), e105441-e105441 (2014-08-28)
Multidrug resistance, which is acquired by both Gram-positive and Gram-negative bacteria, causes infections that are associated with significant morbidity and mortality in many clinical settings around the world. Because of the rapidly increasing incidence of pathogens that have become resistant
Sietse T Braakman et al.
Experimental eye research, 130, 87-96 (2014-12-03)
All aqueous humor draining through the conventional outflow pathway must cross the endothelium of Schlemm's canal (SC), likely by passing through micron-sized transendothelial pores. SC pores are non-uniformly distributed along the inner wall endothelium, but it is unclear how the
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