1643328

Tannic acid

United States Pharmacopeia (USP) Reference Standard

• Synonyme(s) : Gallotannin, Tannin
• Formule empirique (notation de Hill) : C₇₆H₅₂O₄₆
• Numéro CAS: 1401-55-4
• Poids moléculaire : 1701.20
• UNSPSC Code: 41116107
• NACRES: NA.24
• PubChem Substance ID: 329751222
• MDL number: MFCD00066397
• Beilstein/REAXYS Number: 8186396

Propriétés

• grade: pharmaceutical primary standard
• agency: USP
• API family: tannic acid
• form: powder with small lumps
• autoignition temp.: 980 °F
• manufacturer/tradename: USP
• mp: 218 °C (lit.)
• solubility: acetone: very soluble, alcohol: very soluble, benzene: practically insoluble, carbon disulfide: practically insoluble, carbon tetrachloride: practically insoluble, chloroform: practically insoluble, water: soluble
• application(s): pharmaceutical (small molecule)
• format: neat
• SMILES string: Oc1cc(cc(O)c1O)C(=O)Oc2cc(cc(O)c2O)C(=O)OC[C@H]3O[C@@H](OC(=O)c4cc(O)c(O)c(OC(=O)c5cc(O)c(O)c(O)c5)c4)[C@H](OC(=O)c6cc(O)c(O)c(OC(=O)c7cc(O)c(O)c(O)c7)c6)[C@@H](OC(=O)c8cc(O)c(O)c(OC(=O)c9cc(O)c(O)c(O)c9)c8)[C@@H]3OC(=O)c%10cc(O)c(O)c(OC(=O)c%11cc(O)c(O)c(O)c%11)c%10
• 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

Description

General description

This product is provided as delivered and specified by the issuing Pharmacopoeia. All information provided in support of this product, including SDS and any product information leaflets have been developed and issued under the Authority of the issuing Pharmacopoeia.
For further information and support please go to the website of the issuing Pharmacopoeia.

Application

Tannic acid USP reference standard, intended for use in specified quality tests and assays as specified in the USP compendia.

Analysis Note

These products are for test and assay use only. They are not meant for administration to humans or animals and cannot be used to diagnose, treat, or cure diseases of any kind.  ​

Other Notes

Sales restrictions may apply.

Informations sur la sécurité

• Classe de stockage: 11 - Combustible Solids
• wgk: WGK 2
• flash_point_f: 390.2 °F
• flash_point_c: 199 °C