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Chemical structure of Tannic Acid

GC70736

Tannic Acid

Also listed as Chinese gallotannin

Chinese gallotannin is a non-specific promiscuous α-amylase inhibitor with a Ki of 0·82 μg/mL for human salivary α-amylase

ChemicalCAS5424-20-4MW1701.2FormulaC76H52O46
CAS number
5424-20-4
Molecular weight
1701.2
Formula
C76H52O46
Solubility
DMSO ： 100 mg/mL (58·78 mM; Need ultrasonic; Hygroscopic DMSO has a significant impact on the solubility of product, please use newly opened DMSO)
InChIKey
LRBQNJMCXXYXIU-PPKXGCFTSA-N
Catalogue number
GC70736
Brand
GLPBIO
Computed properties PubChem CID 16129778 · XLogP 6.2 · TPSA 778 Ų · H-bond donors 25
XLogP
6.2
TPSA
778 Ų
H-bond donors
25
H-bond acceptors
46
Rotatable bonds
31
Heavy atoms
122

SMILES C1=C(C=C(C(=C1O)O)O)C(=O)OC2=CC(=CC(=C2O)O)C(=O)OC[C@@H]3[C@H]([C@@H]([C@H]([C@@H](O3)OC(=O)C4=CC(=C(C(=C4)OC(=O)C5=CC(=C(C(=C5)O)O)O)O)O)OC(=O)C6=CC(=C(C(=C6)OC(=O)C7=CC(=C(C(=C7)O)O)O)O)O)OC(=O)C8=CC(=C(C(=C8)OC(=O)C9=CC(=C(C(=C9)O)O)O)O)O)OC(=O)C1=CC(=C(C(=C1)OC(=O)C1=CC(=C(C(=C1)O)O)O)O)O

Computed descriptors from PubChem (CID 16129778), public domain. Identity cross-checked against the supplier's molecular formula and weight — verify before use.

Ordering in Israel

Lead time
Ships from the manufacturer to your lab in 8–14 business days; customs and cold chain handled by LABO Scientific.
Pricing
Quoted in ILS, excl. VAT. Add the item to your quote and we confirm the final price, usually the same business day.
Documents
Lot certificate of analysis and manufacturer SDS are emailed with your order confirmation.
Who we serve
Universities, hospitals and biotech companies across Israel. Research use only — not for diagnostic or therapeutic use.