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Pharmacopeial Impurities (EP / USP / BP)

Ofloxacin EP Impurity B

Reference StandardAvailable on request

Ofloxacin EP Impurity B (CAS 123155-82-8) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Quotes within one business day.

Pack sizes
Ofloxacin EP Impurity B chemical structure
CAS number123155-82-8
FormulaC17H20FN3O2
Molar mass317.36 g/mol
Physical formSolid
HS code38229090
InChIKeyXTLCAWXSWVQNHK-UHFFFAOYSA-N
IUPAC name7-fluoro-2-methyl-6-(4-methylpiperazin-1-yl)-4-oxa-1-azatricyclo[7.3.1.05,13]trideca-5(13),6,8,11-tetraen-10-one

About Ofloxacin EP Impurity B

Analytical teams working on Ofloxacin use Ofloxacin EP Impurity B as a qualified comparison standard. Identity at a glance (Reference Standard): CAS 123155-82-8, formula C17H20FN3O2 and molar mass 317.36 g/mol. It is handled as a solid.

Typical applications

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

Handling and storage

Hazard communication follows GHS (Warning: H302). Our SDS lists exposure controls and first-aid measures.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. 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 Ofloxacin

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

Ofloxacin 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 Ofloxacin EP Impurity B
Product nameOfloxacin EP Impurity B
Catalogue numberZX-022337
CAS number123155-82-8
IUPAC name7-fluoro-2-methyl-6-(4-methylpiperazin-1-yl)-4-oxa-1-azatricyclo[7.3.1.05,13]trideca-5(13),6,8,11-tetraen-10-one
Molecular formulaC17H20FN3O2
Molar mass317.36 g/mol
Exact mass317.154
GradeReference Standard
Physical formSolid
XLogP31.6
H-bond donors / acceptors0 / 6
Topological polar surface area36 Ų
HS code38229090
InChIKeyXTLCAWXSWVQNHK-UHFFFAOYSA-N
SMILESCC1COC2=C3N1C=CC(=O)C3=CC(=C2N4CCN(CC4)C)F
PubChem CID51056294
SynonymsOfloxacin - Impurity B, Decarboxyl Ofloxacin, Ofloxacin specified impurity B, Decarboxyl ofloxacin, (+/-)-, 9-Fluoro-3-methyl-10-(4-methylpiperazin-1-yl)-2H-[1,4]oxazino[2,3,4-ij]quinolin-7(3H)-one

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

Safety and GHS hazards

GHS07 Irritant or harmful
Irritant or harmful

Signal word Warning

  • H302Harmful if swallowed

Precautionary statements P264, P270, P301 + P317, P330, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Ofloxacin 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 Ofloxacin EP Impurity B

Which CAS number identifies Ofloxacin EP Impurity B?
Ofloxacin EP Impurity B is registered under CAS 123155-82-8. You may also see it listed as Ofloxacin - Impurity B, Decarboxyl Ofloxacin, Ofloxacin specified impurity B. Our catalogue number for this item is ZX-022337.
What are the formula and molar mass of Ofloxacin EP Impurity B?
For Ofloxacin EP Impurity B, its formula is C17H20FN3O2 and its molar mass is 317.36 g/mol. The systematic (IUPAC) name is 7-fluoro-2-methyl-6-(4-methylpiperazin-1-yl)-4-oxa-1-azatricyclo[7.3.1.05,13]trideca-5(13),6,8,11-tetraen-10-one. InChIKey XTLCAWXSWVQNHK-UHFFFAOYSA-N lets you match it in any structure database.
How is Ofloxacin EP Impurity B used in pharmaceutical QC?
Ofloxacin EP Impurity B is a characterised reference material linked to Ofloxacin. 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 Ofloxacin 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 Ofloxacin 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 Ofloxacin EP Impurity B to my country?
Yes. Because Ofloxacin EP Impurity B is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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