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Pharmacopeial Impurities (EP / USP / BP)

Flucloxacillin EP Impurity B

Reference StandardAvailable on request

Order Flucloxacillin EP Impurity B (CAS 1276016-89-7) online at Zemixal. Request a quote with price, lead time and documents.

Pack sizes
Flucloxacillin EP Impurity B chemical structure
CAS number1276016-89-7
FormulaC18H19ClFN3O4S
Molar mass427.9 g/mol
Physical formSolid
HS code38229090
InChIKeyGBFSDMWQIFGGKS-MHTVFEQDSA-N
IUPAC name(4S)-2-[[[3-(2-chloro-6-fluorophenyl)-5-methyl-1,2-oxazole-4-carbonyl]amino]methyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid

About Flucloxacillin EP Impurity B

Analytical teams working on Flucloxacillin use Flucloxacillin EP Impurity B as a qualified comparison standard. For your records (Reference Standard), the material is defined by CAS 1276016-89-7, formula C18H19ClFN3O4S and molar mass 427.9 g/mol. It is handled as a solid.

Use cases we see most often

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

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. Each lot travels with a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Flucloxacillin

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

Flucloxacillin standards

Typical uses

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

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Flucloxacillin EP Impurity B
Product nameFlucloxacillin EP Impurity B
Catalogue numberZX-021684
CAS number1276016-89-7
IUPAC name(4S)-2-[[[3-(2-chloro-6-fluorophenyl)-5-methyl-1,2-oxazole-4-carbonyl]amino]methyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid
Molecular formulaC18H19ClFN3O4S
Molar mass427.9 g/mol
Exact mass427.0769
GradeReference Standard
Physical formSolid
XLogP30.6
H-bond donors / acceptors3 / 8
Topological polar surface area130 Ų
HS code38229090
InChIKeyGBFSDMWQIFGGKS-MHTVFEQDSA-N
SMILESCC1=C(C(=NO1)C2=C(C=CC=C2Cl)F)C(=O)NCC3N[C@H](C(S3)(C)C)C(=O)O
PubChem CID71316777
SynonymsFlucloxacillin Penilloic Acid (Mixture of Diastereomers), Flucloxacillin Sodium Monohydrate - Impurity B

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 Flucloxacillin 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 Flucloxacillin EP Impurity B

Which CAS number identifies Flucloxacillin EP Impurity B?
Flucloxacillin EP Impurity B is registered under CAS 1276016-89-7. You may also see it listed as Flucloxacillin Penilloic Acid (Mixture of Diastereomers), Flucloxacillin Sodium Monohydrate - Impurity B. Our catalogue number for this item is ZX-021684.
What are the formula and molar mass of Flucloxacillin EP Impurity B?
For Flucloxacillin EP Impurity B, its formula is C18H19ClFN3O4S and its molar mass is 427.9 g/mol. The systematic (IUPAC) name is (4S)-2-[[[3-(2-chloro-6-fluorophenyl)-5-methyl-1,2-oxazole-4-carbonyl]amino]methyl]-5,5-dimethyl-1,3-thiazolidine-4-carboxylic acid. InChIKey GBFSDMWQIFGGKS-MHTVFEQDSA-N lets you match it in any structure database.
How is Flucloxacillin EP Impurity B used in pharmaceutical QC?
Flucloxacillin EP Impurity B is a characterised reference material linked to Flucloxacillin. 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 Flucloxacillin 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 Flucloxacillin 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 Flucloxacillin EP Impurity B to my country?
Yes. Flucloxacillin 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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