Modafinil EP Impurity B

Name: Modafinil EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-028837

About Modafinil EP Impurity B

Listed under CAS 118779-53-6, Modafinil EP Impurity B is a pharmacopeial impurity of Modafinil available from Vaqora Chemicals. Its molecular formula is C15H15NO3S and its molecular weight is 289.4 g/mol. The IUPAC name is 2-benzhydrylsulfonylacetamide. Common synonyms include Modafinil - Impurity B and Modafinil Sulfone.

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 Modafinil to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Modafinil EP Impurity B is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

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

Industries

Related to Modafinil

View every impurity, metabolite and intermediate we list for Modafinil.

Modafinil impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Modafinil EP Impurity B
Catalogue No.	VQ-028837
CAS Number	118779-53-6
IUPAC name	2-benzhydrylsulfonylacetamide
Molecular formula	C₁₅H₁₅NO₃S
Molecular weight	289.4 g/mol
Exact mass	289.0773
Grade	Reference Standard
HSN code	38229090
InChIKey	ZESNOWZYHYRSRY-UHFFFAOYSA-N
SMILES	C1=CC=C(C=C1)C(C2=CC=CC=C2)S(=O)(=O)CC(=O)N
PubChem CID	6460146

Physical properties
Physical form	Solid
LogP (XLogP3)	1.7
H-bond donors / acceptors	1 / 3
TPSA	85.6 Å²
Synonyms	Modafinil - Impurity B, Modafinil Sulfone, 2-(Benzhydrylsulfonyl)acetamide, 2-[(diphenylmethyl)sulfonyl]acetamide, Acetamide, 2-((diphenylmethyl)sulfonyl)-, diphenylmethylsufonylacetamide, 2-(Diphenylmethanesulfonyl)acetamide

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 Modafinil EP Impurity B?

The CAS Registry Number of Modafinil EP Impurity B is 118779-53-6. It is also known as Modafinil - Impurity B, Modafinil Sulfone, 2-(Benzhydrylsulfonyl)acetamide.

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

Modafinil EP Impurity B has the molecular formula C15H15NO3S and a molecular weight of 289.4 g/mol. Its IUPAC name is 2-benzhydrylsulfonylacetamide.

What is Modafinil EP Impurity B used for?

Modafinil EP Impurity B is supplied as a characterised reference material related to Modafinil. 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 Modafinil EP Impurity B can I order?

We supply Modafinil 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 Modafinil EP Impurity B?

Yes. Every lot of Modafinil 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 Modafinil EP Impurity B be shipped internationally?

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