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Pharmacopeial Impurities (EP / USP / BP)

Ketotifen EP Impurity F

Reference StandardAvailable on request

Order Ketotifen EP Impurity F (CAS 34580-09-1) online at Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-025260.

Pack sizes
Ketotifen EP Impurity F chemical structure
CAS number34580-09-1
FormulaC19H19NOS
Molar mass309.4 g/mol
Physical formSolid
HS code38229090
InChIKeyVKHZVYSAANYDBM-UHFFFAOYSA-N
IUPAC name2-(1-methylpiperidin-4-ylidene)-6-thiatricyclo[8.4.0.03,7]tetradeca-1(14),3(7),4,10,12-pentaen-9-one

About Ketotifen EP Impurity F

Ketotifen EP Impurity F belongs to the Ketotifen reference-standard family in the Zemixal catalogue. Identity at a glance (Reference Standard): CAS 34580-09-1, formula C19H19NOS and molar mass 309.4 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. Every shipment includes a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Ketotifen

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

Ketotifen standards

Typical uses

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

Applications

Grade guides

Specifications and identifiers

Specifications of Ketotifen EP Impurity F
Product nameKetotifen EP Impurity F
Catalogue numberZX-025260
CAS number34580-09-1
IUPAC name2-(1-methylpiperidin-4-ylidene)-6-thiatricyclo[8.4.0.03,7]tetradeca-1(14),3(7),4,10,12-pentaen-9-one
Molecular formulaC19H19NOS
Molar mass309.4 g/mol
Exact mass309.1187
GradeReference Standard
Physical formSolid
XLogP32.9
H-bond donors / acceptors0 / 3
Topological polar surface area48.6 Ų
HS code38229090
InChIKeyVKHZVYSAANYDBM-UHFFFAOYSA-N
SMILESCN1CCC(=C2C3=C(CC(=O)C4=CC=CC=C42)SC=C3)CC1
PubChem CID12274837
SynonymsKetotifen Fumarate EP Impurity F, Ketotifen Fumarate - Impurity F, 9-Oxo Ketotifen, 4-(1-Methylpiperidin-4-ylidene)-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-9(10H)-one, 4-(1-methylpiperidin-4-ylidene)-4,10-dihydro-9H-benzo[4,5]cyclohepta[1,2-b]thiophen-9-one, Ketotifen Impurity E, 4,10-Dihydro-4-(1-methyl-4-piperidinylidene)-9H-benzo[4,5]cyclohepta[1,2-b]thiophen-9-one

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 Ketotifen EP Impurity F
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 Ketotifen EP Impurity F

Which CAS number identifies Ketotifen EP Impurity F?
Ketotifen EP Impurity F is registered under CAS 34580-09-1. You may also see it listed as Ketotifen Fumarate EP Impurity F, Ketotifen Fumarate - Impurity F, 9-Oxo Ketotifen. Our catalogue number for this item is ZX-025260.
What are the formula and molar mass of Ketotifen EP Impurity F?
For Ketotifen EP Impurity F, its formula is C19H19NOS and its molar mass is 309.4 g/mol. The systematic (IUPAC) name is 2-(1-methylpiperidin-4-ylidene)-6-thiatricyclo[8.4.0.03,7]tetradeca-1(14),3(7),4,10,12-pentaen-9-one. InChIKey VKHZVYSAANYDBM-UHFFFAOYSA-N lets you match it in any structure database.
How is Ketotifen EP Impurity F used in pharmaceutical QC?
Ketotifen EP Impurity F is a characterised reference material linked to Ketotifen. 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 Ketotifen EP Impurity F?
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 Ketotifen EP Impurity F?
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 Ketotifen EP Impurity F to my country?
Yes. Ketotifen EP Impurity F ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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