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Pharmacopeial Impurities (EP / USP / BP)

Anastrozole EP Impurity B

Reference StandardIn stock

Order Anastrozole EP Impurity B (CAS 1216898-82-6) online at Zemixal: C30H31N9, COA and SDS with every lot, worldwide shipping.

Pack sizes
Anastrozole EP Impurity B chemical structure
CAS number1216898-82-6
FormulaC30H31N9
Molar mass517.6 g/mol
Physical formSolid
HS code38229090
Purity97%
InChIKeyXOBTYKNGXUMRQU-UHFFFAOYSA-N
IUPAC name2,3-bis[3-(2-cyanopropan-2-yl)-5-(1,2,4-triazol-1-ylmethyl)phenyl]-2-methylpropanenitrile

About Anastrozole EP Impurity B

Anastrozole EP Impurity B is supplied by Zemixal as a characterised reference material for Anastrozole analysis. For your records (Reference Standard), the material is defined by CAS 1216898-82-6, formula C30H31N9 and molar mass 517.6 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, and custom quantities are quoted on request. You receive a certificate of analysis with characterisation data with each order. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.

Reference standards for Anastrozole

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

Anastrozole standards

Typical uses

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

Applications

Grade guides

Specifications and identifiers

Specifications of Anastrozole EP Impurity B
Product nameAnastrozole EP Impurity B
Catalogue numberZX-005577
CAS number1216898-82-6
IUPAC name2,3-bis[3-(2-cyanopropan-2-yl)-5-(1,2,4-triazol-1-ylmethyl)phenyl]-2-methylpropanenitrile
Molecular formulaC30H31N9
Molar mass517.6 g/mol
Exact mass517.2702
GradeReference Standard
Purity / assay97%
Physical formSolid
XLogP34.5
H-bond donors / acceptors0 / 7
Topological polar surface area133 Ų
HS code38229090
InChIKeyXOBTYKNGXUMRQU-UHFFFAOYSA-N
SMILESCC(C)(C#N)C1=CC(=CC(=C1)CN2C=NC=N2)CC(C)(C#N)C3=CC(=CC(=C3)C(C)(C)C#N)CN4C=NC=N4
PubChem CID57369231
SynonymsAnastrozole Dimer, Anastrozole Dimer Impurity, Anastrozole Impurity C, 2,3-Bis(3-(2-cyanopropan-2-yl)-5-(1,2,4-triazol-1-ylmethyl)phenyl)-2-methylpropanenitrile, Anastrozole dimer impurity - 65%

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 Anastrozole EP Impurity B
10 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 Anastrozole EP Impurity B

Which CAS number identifies Anastrozole EP Impurity B?
Anastrozole EP Impurity B is registered under CAS 1216898-82-6. You may also see it listed as Anastrozole Dimer, Anastrozole Dimer Impurity, Anastrozole Impurity C. Our catalogue number for this item is ZX-005577.
What are the formula and molar mass of Anastrozole EP Impurity B?
For Anastrozole EP Impurity B, its formula is C30H31N9 and its molar mass is 517.6 g/mol. The systematic (IUPAC) name is 2,3-bis[3-(2-cyanopropan-2-yl)-5-(1,2,4-triazol-1-ylmethyl)phenyl]-2-methylpropanenitrile. InChIKey XOBTYKNGXUMRQU-UHFFFAOYSA-N lets you match it in any structure database.
How is Anastrozole EP Impurity B used in pharmaceutical QC?
Anastrozole EP Impurity B is a characterised reference material linked to Anastrozole. 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 Anastrozole EP Impurity B?
This listing is Reference Standard grade with 97% purity. Standard packs are 10 mg. Larger quantities and custom packing can be quoted on request.
Which documents come with Anastrozole 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 Anastrozole EP Impurity B to my country?
Yes. Anastrozole 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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