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Pharmacopeial Impurities (EP / USP / BP)

Olanzapine EP Impurity B

Reference StandardIn stock

Order Olanzapine EP Impurity B (CAS 221176-49-4) online at Zemixal. Request a quote with price, lead time and documents.

Pack sizes
Olanzapine EP Impurity B chemical structure
CAS number221176-49-4
FormulaC12H10N2OS
Molar mass230.29 g/mol
Physical formSolid
HS code38229090
InChIKeyLVTDAJJOMLNXFS-UHFFFAOYSA-N
IUPAC name2-methyl-5,10-dihydrothieno[3,2-c][1,5]benzodiazepin-4-one

About Olanzapine EP Impurity B

Olanzapine EP Impurity B is supplied by Zemixal as a characterised reference material for Olanzapine analysis. Identity at a glance (Reference Standard): CAS 221176-49-4, formula C12H10N2OS and molar mass 230.29 g/mol. It is handled as a solid.

Typical applications

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

Storage and safety notes

It carries the GHS signal word Warning (H335), so wear gloves and eye protection and work with good ventilation.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Each lot travels with 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 Olanzapine

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

Olanzapine 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 Olanzapine EP Impurity B
Product nameOlanzapine EP Impurity B
Catalogue numberZX-005862
CAS number221176-49-4
IUPAC name2-methyl-5,10-dihydrothieno[3,2-c][1,5]benzodiazepin-4-one
Molecular formulaC12H10N2OS
Molar mass230.29 g/mol
Exact mass230.0514
GradeReference Standard
Physical formSolid
XLogP32.8
H-bond donors / acceptors2 / 3
Topological polar surface area69.4 Ų
HS code38229090
InChIKeyLVTDAJJOMLNXFS-UHFFFAOYSA-N
SMILESCC1=CC2=C(S1)NC3=CC=CC=C3NC2=O
PubChem CID29978685
Synonyms2-Methyl-5,10-dihydro-4H-benzo[b]thieno[2,3-e][1,4]diazepin-4-one, 2-methyl-5,10-dihydro-4h-thieno[2,3-b][1,5]benzodiazepin-4-one, 2-Methyl-5,10-dihydro-4H-thieno(2,3-b)(1,5)benzodiazepin-4-one, 4H-Thieno(2,3-b)(1,5)benzodiazepin-4-one, 5,10-dihydro-2-methyl-, Olanzapine specified impurity B, Olanzapine-lactam, 5,10-Dihydro-2-methyl-4H-thieno[2,3-b][1,5]benzodiazepin-4-one, 5,10-Dihydro-2-methyl-4H-thieno[2,3-b][1,5]benzodiazepin-4-one(Olanzapine Impurity), 2-Methyl-4,9-dihydro-3-thia-4,9-diazabenzo[f]azulene-10-one, Olanzapine Lactam, 2-Methyl-5,10-dihydro-4H-thieno[2,3-b][1,5]benzodiazepin-4-one (Olanzapine Lactame), Olanzapine-related Compound B

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

  • H335May cause respiratory irritation

Precautionary statements P261, P271, P304 + P340, P319, P403 + P233, P405, 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 Olanzapine 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 Olanzapine EP Impurity B

Which CAS number identifies Olanzapine EP Impurity B?
Olanzapine EP Impurity B is registered under CAS 221176-49-4. You may also see it listed as 2-Methyl-5,10-dihydro-4H-benzo[b]thieno[2,3-e][1,4]diazepin-4-one, 2-methyl-5,10-dihydro-4h-thieno[2,3-b][1,5]benzodiazepin-4-one, 2-Methyl-5,10-dihydro-4H-thieno(2,3-b)(1,5)benzodiazepin-4-one. Our catalogue number for this item is ZX-005862.
What are the formula and molar mass of Olanzapine EP Impurity B?
For Olanzapine EP Impurity B, its formula is C12H10N2OS and its molar mass is 230.29 g/mol. The systematic (IUPAC) name is 2-methyl-5,10-dihydrothieno[3,2-c][1,5]benzodiazepin-4-one. InChIKey LVTDAJJOMLNXFS-UHFFFAOYSA-N lets you match it in any structure database.
How is Olanzapine EP Impurity B used in pharmaceutical QC?
Olanzapine EP Impurity B is a characterised reference material linked to Olanzapine. 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 Olanzapine 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 Olanzapine 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 Olanzapine EP Impurity B to my country?
Yes. Because Olanzapine 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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