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Catalog Number | CI-OT-0065 |
Product Name | Tannic Acid |
CAS | 1401-55-4 |
Structure | ![]() |
Synonyms | Tannins, Food grade Tannins, Tannin Acid |
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 |
Molecular Weight | 1701.2 g/mol |
Molecular Formula | C76H52O46 |
InChI | InChI=1S/C76H52O46/c77-32-1-22(2-33(78)53(32)92)67(103)113-47-16-27(11-42(87)58(47)97)66(102)112-21-52-63(119-72(108)28-12-43(88)59(98)48(17-28)114-68(104)23-3-34(79)54(93)35(80)4-23)64(120-73(109)29-13-44(89)60(99)49(18-29)115-69(105)24-5-36(81)55(94)37(82)6-24)65(121-74(110)30-14-45(90)61(100)50(19-30)116-70(106)25-7-38(83)56(95)39(84)8-25)76(118-52)122-75(111)31-15-46(91)62(101)51(20-31)117-71(107)26-9-40(85)57(96)41(86)10-26/h1-20,52,63-65,76-101H,21H2/t52-,63-,64+,65-,76+/m1/s1 |
InChI Key | LRBQNJMCXXYXIU-PPKXGCFTSA-N |
Boiling Point | 862.5 °C |
Melting Point | 218 °C |
Flash Point | 198°C |
Purity | 0.93 |
Density | 1.3 g/mL |
Appearance | Solid |
Highest Usage In Residency Products | 0.019 |
Isomeric 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 |
What are the primary benefits of using tannic acid in skincare products?
Tannic acid offers several benefits for the skin due to its natural antiseptic and astringent properties. In skincare products, it helps reduce bacterial growth, making it effective in treating acne and soothing skin irritations. Furthermore, tannic acid acts as an antioxidant, protecting the skin from free radicals that lead to premature aging. It also tightens pores, reduces redness, and minimizes the appearance of fine lines and wrinkles, contributing to a more youthful and refined complexion.
How can tannic acid benefit hair care?
Tannic acid contributes positively to hair care by reducing frizz and flyaways, resulting in smoother and more polished hair. Its astringent qualities help manage excess oil in the scalp, promoting a balanced and healthy scalp environment. Additionally, tannic acid can stimulate hair growth by enhancing blood circulation to the scalp, creating favorable conditions for healthy hair follicles.
Are there any precautions to consider when using products containing tannic acid?
Yes, there are important precautions to consider when using products with tannic acid, particularly for those with sensitive skin. Tannic acid can be irritating, so it is crucial to use these products in moderation. A patch test should always be conducted before full application to ensure there is no adverse reaction. If you experience any irritation or discomfort, it is advisable to discontinue use and consult a dermatologist.
In what types of products is tannic acid commonly found?
Tannic acid is commonly found in various cosmetic products, particularly those designed for skincare. It is often included in skincare creams, soaps, and aftershave balms due to its astringent and preservative properties. These products utilize tannic acid to help tighten pores, reduce redness, and provide an overall soothing effect on the skin.