Tannic acid, ACS, Thermo Scientific Chemicals

Description

Tannic acid has anti-bacterial, anti-enzymatic and astringent applications. Used in the dyeing process for cellulose fibers such as cotton. Used in food and medication.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Specifications

Chemical Identifiers

• CAS: 1401-55-4
• Molecular Formula: C76H52O46
• Molecular Weight (g/mol): 1701.206
• MDL Number: MFCD00066397
• InChI Key: LRBQNJMCXXYXIU-JPZKJCTESA-N
• Synonym: tannins, gallotannic acid, quebracho extract, acide tannique, d'acide tannique, tannic acid usp:jan, unii-28f9e0djy6
• PubChem CID: 134129492
• SMILES: C1=C(C=C(C(=C1O)O)O)C(=O)OC2=CC(=CC(=C2O)O)C(=O)OCC3C(C(C(C(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(

• Melting Point: ∽218°C (decomposition)
• Beilstein: 8186396
• Solubility Information: Soluble in water,warm glycerol,alcohol and acetone.
• Formula Weight: 1701.23
• Grade: ACS Reagent
• Quantity: 100 g
• Flash Point: 199°C (390°F)
• Physical Form: Powder
• Sensitivity: Air and light sensitive
• Chemical Name or Material: Tannic Acid

Safety and Handling

Product Identifier

• Tannic acid

Signal Word

• Warning

Hazard Category

• Serious eye damage/eye irritation Category 2

Hazard Statement

• H319-Causes serious eye irritation.

Precautionary Statement

• P264-Wash face, hands and anyexposed skin thoroughly after handling.
• P280-Wear protective gloves/protective clothing/eye protection/face protection.
• P305+P351+P338-IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continue rinsing.
• P337+P313-If eye irritation persists: Get medical advice/attention.

Supplemental information

• MIXTURE LIST-Contains : Tannic acid

RUO – Research Use Only