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Pharmacopeial Impurities (EP / USP / BP)

Modafinil EP Impurity B

Reference StandardAvailable on request

Order Modafinil EP Impurity B (CAS 118779-53-6) online at Zemixal. Lab and bulk packs, batch COA, fast global delivery. Catalogue no. ZX-027715.

Pack sizes
Modafinil EP Impurity B chemical structure
CAS number118779-53-6
FormulaC15H15NO3S
Molar mass289.4 g/mol
Physical formSolid
HS code38229090
InChIKeyZESNOWZYHYRSRY-UHFFFAOYSA-N
IUPAC name2-benzhydrylsulfonylacetamide

About Modafinil EP Impurity B

Analytical teams working on Modafinil use Modafinil EP Impurity B as a qualified comparison standard. For your records (Reference Standard), the material is defined by CAS 118779-53-6, formula C15H15NO3S and molar mass 289.4 g/mol. It is handled as a solid.

Typical applications

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

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. You receive a certificate of analysis with characterisation data with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Modafinil

See every impurity, metabolite and related compound we list for this API.

Modafinil standards

Typical uses

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

Applications

Grade guides

Specifications and identifiers

Specifications of Modafinil EP Impurity B
Product nameModafinil EP Impurity B
Catalogue numberZX-027715
CAS number118779-53-6
IUPAC name2-benzhydrylsulfonylacetamide
Molecular formulaC15H15NO3S
Molar mass289.4 g/mol
Exact mass289.0773
GradeReference Standard
Physical formSolid
XLogP31.7
H-bond donors / acceptors1 / 3
Topological polar surface area85.6 Ų
HS code38229090
InChIKeyZESNOWZYHYRSRY-UHFFFAOYSA-N
SMILESC1=CC=C(C=C1)C(C2=CC=CC=C2)S(=O)(=O)CC(=O)N
PubChem CID6460146
SynonymsModafinil - Impurity B, Modafinil Sulfone, 2-(Benzhydrylsulfonyl)acetamide, 2-[(diphenylmethyl)sulfonyl]acetamide, Acetamide, 2-((diphenylmethyl)sulfonyl)-, diphenylmethylsufonylacetamide, 2-(Diphenylmethanesulfonyl)acetamide

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

No GHS classification is on file for this item. Handle it as an unknown laboratory chemical and request the SDS with your quotation.

Pack sizes

Pack sizes of Modafinil EP Impurity B
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Modafinil EP Impurity B

Which CAS number identifies Modafinil EP Impurity B?
Modafinil EP Impurity B is registered under CAS 118779-53-6. You may also see it listed as Modafinil - Impurity B, Modafinil Sulfone, 2-(Benzhydrylsulfonyl)acetamide. Our catalogue number for this item is ZX-027715.
What are the formula and molar mass of Modafinil EP Impurity B?
For Modafinil EP Impurity B, its formula is C15H15NO3S and its molar mass is 289.4 g/mol. The systematic (IUPAC) name is 2-benzhydrylsulfonylacetamide. InChIKey ZESNOWZYHYRSRY-UHFFFAOYSA-N lets you match it in any structure database.
How is Modafinil EP Impurity B used in pharmaceutical QC?
Modafinil EP Impurity B is a characterised reference material linked to Modafinil. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.
What grade and pack sizes are available for Modafinil EP Impurity B?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Modafinil EP Impurity B?
Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.
Can Zemixal ship Modafinil EP Impurity B to my country?
Yes. Modafinil EP Impurity B ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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