Tocopheryl Acetate EP Impurity B

Name: Tocopheryl Acetate EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-042926

About Tocopheryl Acetate EP Impurity B

Vaqora Chemicals supplies Tocopheryl Acetate EP Impurity B, a pharmacopeial impurity of Vitamin E registered under CAS number 1560716-42-8. Its molecular formula is C31H52O3 and its molecular weight is 472.7 g/mol. The IUPAC name is [(2R,3R)-2,3,4,6,7-pentamethyl-2-(4,8,12-trimethyltridecyl)-3H-1-benzofuran-5-yl] acetate. Alternative names: Vitamin E Acetate - Impurity B and Vitamin E Impurity 82.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

Pharmaceutical QC and development laboratories use this impurity standard of Vitamin E to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Tocopheryl Acetate EP Impurity B in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

Pharmacopeial method verification
Impurity profiling
QC release testing
ANDA / DMF filings

Industries

Related to Vitamin E

View every impurity, metabolite and intermediate we list for Vitamin E.

Vitamin E impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Tocopheryl Acetate EP Impurity B
Catalogue No.	VQ-042926
CAS Number	1560716-42-8
IUPAC name	[(2R,3R)-2,3,4,6,7-pentamethyl-2-(4,8,12-trimethyltridecyl)-3H-1-benzofuran-5-yl] acetate
Molecular formula	C₃₁H₅₂O₃
Molecular weight	472.7 g/mol
Exact mass	472.3916
Grade	Reference Standard
HSN code	38229090
InChIKey	BZSRWKZBUYJTAA-RGUOYGGBSA-N
SMILES	C[C@@H]1C2=C(C(=C(C(=C2C)OC(=O)C)C)C)O[C@]1(C)CCCC(C)CCCC(C)CCCC(C)C
PubChem CID	89964884

Physical properties
Physical form	Solid
LogP (XLogP3)	10.8
H-bond donors / acceptors	0 / 3
TPSA	35.5 Å²

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Tocopheryl Acetate EP Impurity B?

The CAS Registry Number of Tocopheryl Acetate EP Impurity B is 1560716-42-8. It is also known as Vitamin E Acetate - Impurity B, Vitamin E Impurity 82, Vitamin E Impurity 87.

What is the molecular formula and molecular weight of Tocopheryl Acetate EP Impurity B?

Tocopheryl Acetate EP Impurity B has the molecular formula C31H52O3 and a molecular weight of 472.7 g/mol. Its IUPAC name is [(2R,3R)-2,3,4,6,7-pentamethyl-2-(4,8,12-trimethyltridecyl)-3H-1-benzofuran-5-yl] acetate.

What is Tocopheryl Acetate EP Impurity B used for?

Tocopheryl Acetate EP Impurity B is supplied as a characterised reference material related to Vitamin E. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Tocopheryl Acetate EP Impurity B can I order?

We supply Tocopheryl Acetate EP Impurity B in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Tocopheryl Acetate EP Impurity B?

Yes. Every lot of Tocopheryl Acetate EP Impurity B is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Tocopheryl Acetate EP Impurity B be shipped internationally?

Yes. We export Tocopheryl Acetate EP Impurity B worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.