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Tannic acid

Also known as: Tannic acid, Gallotannin, D-glucose pentakis[3,4-dihydroxy-5-[(trihydroxy-3,4,5-benzoyl)oxy]benzoate], D-Glucopyranose, 1,2,3,4,6-pentakis[3,4-dihydroxy-5-[(3,4,5-trihydroxybenzoyl)oxy]benzoate]

Tannic acid (CAS 72401-53-7) is a compound in the Organic Acids category listed in the Jingsj chemical database. It has the molecular formula C76H52O46 and a molecular weight of 1701.20000 g/mol. Key property: a density of 2.12g/cm3. No supplier offers are currently listed; request a quote. Record last updated Aug 21, 2026.

CAS No.
72401-53-7
Jingsj CID
J-1324904-3
Molecular Formula
C76H52O46
Molecular Weight
1701.20000 g/mol
Category
Organic Acids
Last updated
8/21/2026

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Physicochemical Properties

Density2.12g/cm3
Exact Mass1700.17000
PSA777.98000
LogP4.83810
Refractive Index1.927

Customs & Trade Information

HS Code3201909000

Frequently Asked Questions

What is the CAS number of Tannic acid?

The CAS number of Tannic acid is 72401-53-7.

What are the molecular formula and molecular weight of Tannic acid?

Tannic acid has molecular formula C76H52O46 and molecular weight 1701.20000 g/mol.

Data compiled from public chemical databases such as PubChem and supplier catalogs; supplier offers are provided by suppliers.

Last updated:

How to cite: Jingsj. "Tannic acid (CAS 72401-53-7)". Jingsj Chemical Database. https://www.jingsj.com/compound/J-1324904-3 (accessed 2026-11-06).

Data for reference only; verify product details with suppliers before purchase.