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1643328

USP

Tannic acid

United States Pharmacopeia (USP) Reference Standard

Synonym(s):

Gallotannin, Tannin

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About This Item

Empirical Formula (Hill Notation):
C76H52O46
CAS Number:
Molecular Weight:
1701.20
Beilstein:
8186396
MDL number:
UNSPSC Code:
41116107
PubChem Substance ID:
NACRES:
NA.24

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grade

pharmaceutical primary standard

API family

tannic acid

form

powder with small lumps

autoignition temp.

980 °F

manufacturer/tradename

USP

mp

218 °C (lit.)

solubility

acetone: very soluble
alcohol: very soluble
benzene: practically insoluble
carbon disulfide: practically insoluble
carbon tetrachloride: practically insoluble
chloroform: practically insoluble
water: soluble

application(s)

pharmaceutical (small molecule)

format

neat

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

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General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.
For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Tannic acid USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia.

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Other Notes

Sales restrictions may apply.

Storage Class Code

11 - Combustible Solids

WGK

WGK 2

Flash Point(F)

390.2 °F

Flash Point(C)

199 °C


Certificates of Analysis (COA)

Search for Certificates of Analysis (COA) by entering the products Lot/Batch Number. Lot and Batch Numbers can be found on a product’s label following the words ‘Lot’ or ‘Batch’.

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