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API Impurities

Besifloxacin Impurity A

Reference StandardIn stock

Besifloxacin Impurity A (CAS 141388-77-4) supplier Zemixal. Request a quote with price, lead time and documents. Ships from India to 120+ countries.

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Besifloxacin Impurity A chemical structure
CAS number141388-77-4
FormulaC19H21ClFN3O3
Molar mass393.8 g/mol
Physical formSolid
HS code38229090
InChIKeyQFFGVLORLPOAEC-JTQLQIEISA-N
IUPAC name7-[(3S)-3-aminoazepan-1-yl]-8-chloro-1-cyclopropyl-6-fluoro-4-oxoquinoline-3-carboxylic acid

About Besifloxacin Impurity A

Besifloxacin Impurity A belongs to the Besifloxacin reference-standard family in the Zemixal catalogue. Key data (Reference Standard): CAS 141388-77-4, formula C19H21ClFN3O3 and molar mass 393.8 g/mol. It is handled as a solid.

Typical applications

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Standard pack sizes are 10 mg, 25 mg, 50 mg, 100 mg and 250 mg, and custom quantities are quoted on request. Every shipment includes 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 Besifloxacin

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

Besifloxacin standards

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Specifications and identifiers

Specifications of Besifloxacin Impurity A
Product nameBesifloxacin Impurity A
Catalogue numberZX-004443
CAS number141388-77-4
Other CAS numbers1398566-42-1
IUPAC name7-[(3S)-3-aminoazepan-1-yl]-8-chloro-1-cyclopropyl-6-fluoro-4-oxoquinoline-3-carboxylic acid
Molecular formulaC19H21ClFN3O3
Molar mass393.8 g/mol
Exact mass393.1255
GradeReference Standard
Physical formSolid
XLogP31.1
H-bond donors / acceptors2 / 7
Topological polar surface area86.9 Ų
HS code38229090
InChIKeyQFFGVLORLPOAEC-JTQLQIEISA-N
SMILESC1CCN(C[C@H](C1)N)C2=C(C=C3C(=C2Cl)N(C=C(C3=O)C(=O)O)C4CC4)F
PubChem CID25015351
SynonymsBesifloxacin (3S)-Isomer, (3S)-Besifloxacin

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 Besifloxacin Impurity A
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request
250 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 Besifloxacin Impurity A

Which CAS number identifies Besifloxacin Impurity A?
Besifloxacin Impurity A is registered under CAS 141388-77-4. You may also see it listed as Besifloxacin (3S)-Isomer, (3S)-Besifloxacin. Our catalogue number for this item is ZX-004443.
What are the formula and molar mass of Besifloxacin Impurity A?
For Besifloxacin Impurity A, its formula is C19H21ClFN3O3 and its molar mass is 393.8 g/mol. The systematic (IUPAC) name is 7-[(3S)-3-aminoazepan-1-yl]-8-chloro-1-cyclopropyl-6-fluoro-4-oxoquinoline-3-carboxylic acid. InChIKey QFFGVLORLPOAEC-JTQLQIEISA-N lets you match it in any structure database.
How is Besifloxacin Impurity A used in pharmaceutical QC?
Besifloxacin Impurity A is a characterised reference material linked to Besifloxacin. 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 Besifloxacin Impurity A?
This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg, 250 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Besifloxacin Impurity A?
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 Besifloxacin Impurity A to my country?
Yes. Besifloxacin Impurity A ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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