Tannic acid (CAS 5424-20-4) — formula C76H52O46, molecular weight 1701.2; category food additives.
Tannic acid (CAS 5424-20-4) is a food additives. Its molecular formula C76H52O46 comprises 76 C, 52 H, 46 O atoms. Its molecular weight is about 1701.2. Reported physicochemical data: melting point around 200 °C, LogP about 6.2. Food additives improve flavor, texture, color and shelf life of food, and must comply with relevant food-safety regulations and usage limits. Common in beverages, baking, dairy, meat and seasoning as acidity regulators, preservatives, colorants, thickeners, antioxidants or nutritional fortifiers. As a sourcing and distribution partner we help locate and compare this item across domestic and cross-border channels, arranging samples and batch orders with full COA and compliance files.
| CAS Number | 5424-20-4 |
|---|---|
| Molecular Formula | C76H52O46 |
| Molecular Weight | 1701.2 |
| Melting Point | 200 °C |
| LogP | 6.2 |
| Packaging | 25/50kg woven bags, 20/25/50kg fibre drums, 200kg plastic drums, 1000kg IBC (subject to order confirmation) |
| Applications | baking, dairy, meat and seasoning as acidity regulators, preservatives, colorants, thickeners |
| Category | Food Processing Aids |
Documented applications: baking, dairy, meat and seasoning as acidity regulators, preservatives, colorants, thickeners.
Tannic acid is a food-grade compound with CAS registry number 5424-20-4 and molecular formula C76H52O46 (molecular weight 1701.2), belonging to the food additives segment of chemical raw materials.
CAS number: 5424-20-4
Its molecular formula C76H52O46 comprises 76 C, 52 H, 46 O atoms.
Also known as: Tannic acid · (2S,3R,4S,5R,6R)-6-(((3,4-二羟基-5-((3,4,5-三羟基苯甲酰基)氧基)苯甲酰基)氧基)甲基)四氢-2H-吡喃-2,3,4,5-四基四(3,4-二羟基-5-((3,4,5-三羟基苯甲酰基)氧基)苯甲酸酯)
Category: food additives
The CAS registry number of Tannic acid is 5424-20-4.
Molecular formula C76H52O46, molecular weight 1701.2.
It is also registered under: Tannic acid, (2S,3R,4S,5R,6R)-6-(((3,4-二羟基-5-((3,4,5-三羟基苯甲酰基)氧基)苯甲酰基)氧基)甲基)四氢-2H-吡喃-2,3,4,5-四基四(3,4-二羟基-5-((3,4,5-三羟基苯甲酰基)氧基)苯甲酸酯).
Recorded applications: baking, dairy, meat and seasoning as acidity regulators, preservatives, colorants, thickeners.
Category: Food Processing Aids.
Packaging is agreed per order, from lab-scale packs to bulk, and confirmed with each order rather than fixed on the page. A Certificate of Analysis (COA) ships with every batch and MSDS is available; where the end use carries a regulatory limit (food contact, pharmaceutical or cosmetic), state the standard at enquiry and the grade is set against it.
Independent reference data for Tannic acid (CAS 5424-20-4), compiled from public chemistry databases.
| CAS Number | 5424-20-4 |
|---|---|
| PubChem CID | 16129778 |
| Molecular Formula | C76H52O46 |
| IUPAC Name | [2,3-dihydroxy-5-[[(2R,3R,4S,5R,6S)-3,4,5,6-tetrakis[[3,4-dihydroxy-5-(3,4,5-trihydroxybenzoyl)oxybenzoyl]oxy]oxan-2-yl]methoxycarbonyl]phenyl] 3,4,5-trihydroxybenzoate |
| UNII (FDA) | 28F9E0DJY6 |
| Molecular Weight | 1701.2 |
|---|---|
| XLogP3 | 6.2 |
| Hydrogen Bond Donor Count | 25 |
| Hydrogen Bond Acceptor Count | 46 |
| Rotatable Bond Count | 31 |
| Exact Mass | 1700.1729741 |
| Monoisotopic Mass | 1700.1729741 |
| Topological Polar Surface Area | 778 |
| Heavy Atom Count | 122 |
| Melting Point | 200 °C |
|---|---|
| Flash Point | 390 °F |
| Flash Point | 390 °F OC. |
| Autoignition Temperature | 980 °F (USCG, 1999) |
| Autoignition Temperature | 980 °F. |
| Regulatory & food contact | EU Flavoring substances FDA Substance added to food: COLOR OR COLORING ADJUNCT, FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, PH CONT Flavoring Agents FLAVOURING_AGENTFood Additives -> FILTERING_AID: Flavouring Agent COLOR OR COLORING ADJUNCT, FLAVOR ENHANCER, FLAVORING AGENT OR ADJUVANT, PH CONTROL AGENT, PROCESSING AID NOT SPECIFIED |
|---|---|
| GHS notifications | 17.6% (6 / 34) |
| GHS notifications | 17.6% (6 / 34) |
|---|---|
| Notified hazard statements | H319 (82.4%) |
Source: PubChem / Wikidata; the batch COA governs where values differ.
Supplier: Jinan Shenghe Chemical Co., Ltd.