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Pharmacopeial Impurities (EP / USP / BP)

Brimonidine EP Impurity E

Reference StandardAvailable on request

Brimonidine EP Impurity E (CAS 168329-48-4) supplier Zemixal. Lab and bulk packs, batch COA, fast global delivery. Quotes within one business day.

Pack sizes
Brimonidine EP Impurity E chemical structure
CAS number168329-48-4
FormulaC9H8BrN5
Molar mass266.1 g/mol
Physical formSolid
HS code38229090
InChIKeyWBGSURPVIDDDHF-UHFFFAOYSA-N
IUPAC name2-(5-bromoquinoxalin-6-yl)guanidine

About Brimonidine EP Impurity E

Analytical teams working on Brimonidine use Brimonidine EP Impurity E as a qualified comparison standard. For your records (Reference Standard), the material is defined by CAS 168329-48-4, formula C9H8BrN5 and molar mass 266.1 g/mol. It is handled as a solid.

Where it is used

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

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. You receive a certificate of analysis with characterisation data with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Brimonidine

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

Brimonidine 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 Brimonidine EP Impurity E
Product nameBrimonidine EP Impurity E
Catalogue numberZX-020915
CAS number168329-48-4
IUPAC name2-(5-bromoquinoxalin-6-yl)guanidine
Molecular formulaC9H8BrN5
Molar mass266.1 g/mol
Exact mass264.9963
GradeReference Standard
Physical formSolid
XLogP30.4
H-bond donors / acceptors2 / 3
Topological polar surface area90.2 Ų
HS code38229090
InChIKeyWBGSURPVIDDDHF-UHFFFAOYSA-N
SMILESC1=CC2=NC=CN=C2C(=C1N=C(N)N)Br
PubChem CID14928441
SynonymsBrimonidine Impurity E, Brimonidine - Impurity E, Brimonidine EP Impurity E Trifluoroacetate salt, N-(5-bromoquinoxalin-6-yl)guanidine, 1-(5-Bromoquinoxalin-6-yl)guanidine, N-(5-Bromo-6-quinoxalinyl)guanidine, Guanidine, N-(5-bromo-6-quinoxalinyl)-, N-(5-Bromo-quinoxalin-6-yl)-guanidine, 5-Bromo-6-guanidinoquinoxaline

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 Brimonidine EP Impurity E
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 Brimonidine EP Impurity E

Which CAS number identifies Brimonidine EP Impurity E?
Brimonidine EP Impurity E is registered under CAS 168329-48-4. You may also see it listed as Brimonidine Impurity E, Brimonidine - Impurity E, Brimonidine EP Impurity E Trifluoroacetate salt. Our catalogue number for this item is ZX-020915.
What are the formula and molar mass of Brimonidine EP Impurity E?
For Brimonidine EP Impurity E, its formula is C9H8BrN5 and its molar mass is 266.1 g/mol. The systematic (IUPAC) name is 2-(5-bromoquinoxalin-6-yl)guanidine. InChIKey WBGSURPVIDDDHF-UHFFFAOYSA-N lets you match it in any structure database.
How is Brimonidine EP Impurity E used in pharmaceutical QC?
Brimonidine EP Impurity E is a characterised reference material linked to Brimonidine. 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 Brimonidine EP Impurity E?
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 Brimonidine EP Impurity E?
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 Brimonidine EP Impurity E to my country?
Yes. Brimonidine EP Impurity E ships worldwide by express courier, air cargo or sea freight, quoted on the Incoterm you prefer, with full export documents.

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