Brimonidine EP Impurity B

Name: Brimonidine EP Impurity B
Brand: Vaqora Chemicals
SKU: VQ-020981

About Brimonidine EP Impurity B

Vaqora Chemicals supplies Brimonidine EP Impurity B, a pharmacopeial impurity of Brimonidine registered under CAS number 50358-63-9. Formula C8H6BrN3, molecular weight 224.06 g/mol. Its systematic (IUPAC) name is 5-bromoquinoxalin-6-amine. Common synonyms include Brimonidine - Impurity B and 6-Amino-5-bromoquinoxaline.

The product is provided as a solid. Keep the vial tightly closed, protected from light and humidity, at the temperature stated on the Certificate of Analysis. The GHS classification uses the signal word “Danger”, so appropriate gloves, eye protection and ventilation are recommended.

As a characterised impurity of Brimonidine, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Brimonidine EP Impurity B in 10 mg, 25 mg, 50 mg and 100 mg packs, each shipped with a Certificate of Analysis (COA), and exports worldwide.

Typical applications

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

Industries

Related to Brimonidine

View every impurity, metabolite and intermediate we list for Brimonidine.

Brimonidine impurities

Grade guides

Specifications & identifiers

Chemical identifiers
Product name	Brimonidine EP Impurity B
Catalogue No.	VQ-020981
CAS Number	50358-63-9
IUPAC name	5-bromoquinoxalin-6-amine
Molecular formula	C₈H₆BrN₃
Molecular weight	224.06 g/mol
Exact mass	222.9745
Grade	Reference Standard
HSN code	38229090
InChIKey	IRAOSCSPAYZRJE-UHFFFAOYSA-N
SMILES	C1=CC2=NC=CN=C2C(=C1N)Br
PubChem CID	14928442

Physical properties
Physical form	Solid
LogP (XLogP3)	1.2
H-bond donors / acceptors	1 / 3
TPSA	51.8 Å²
Synonyms	Brimonidine EP Impurity B, brimonidine USP rc a, Brimonidine - Impurity B, 6-Amino-5-bromoquinoxaline, 5-bromo-6-quinoxalinamine, 6-Quinoxalinamine, 5-bromo-, 6-Amino-5-bromochinoxaline hydrobromide, 5-bromoquinoxaline-6-ylamine, 6-amino-5-bromo quinoxaline, 6-Amino-5-bromoquinoxaline (Brimonidine Impurity)

Safety & hazard information (GHS)

Toxic

Harmful / irritant

Health hazard

Signal word: Danger

Hazard statements

H301Toxic if swallowed
H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation
H341Suspected of causing genetic defects
H351Suspected of causing cancer

Precautionary statements: P203, P261, P264, P264 + P265, P270, P271, P280, P301 + P316, P301 + P317, P302 + P352, P304 + P340, P305 + P351 + P338, P318, P319, P321, P330, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, P501

Classification is indicative (aggregated GHS notifications) and may vary by grade and concentration. Always refer to the SDS supplied with your lot.

Documents

Safety Data Sheet (SDS)16-section GHS · on request Certificate of AnalysisTypical / batch COA · on request Specification sheetTDS / MOA · on request

Frequently asked questions

What is the CAS number of Brimonidine EP Impurity B?

The CAS Registry Number of Brimonidine EP Impurity B is 50358-63-9. It is also known as Brimonidine EP Impurity B, brimonidine USP rc a, Brimonidine - Impurity B.

What is the molecular formula and molecular weight of Brimonidine EP Impurity B?

Brimonidine EP Impurity B has the molecular formula C8H6BrN3 and a molecular weight of 224.06 g/mol. Its IUPAC name is 5-bromoquinoxalin-6-amine.

What is Brimonidine EP Impurity B used for?

Brimonidine EP Impurity B is supplied as a characterised reference material related to Brimonidine. It is used for analytical method development and validation (AMV), impurity profiling, stability studies and quality control, and in ANDA/DMF regulatory filings.

Which grade and pack sizes of Brimonidine EP Impurity B can I order?

We supply Brimonidine EP Impurity B in Reference Standard grade, in 10 mg, 25 mg, 50 mg, 100 mg packs. Larger bulk quantities and custom packing are quoted on request.

Do you provide a COA and SDS with Brimonidine EP Impurity B?

Yes. Every lot of Brimonidine EP Impurity B is shipped with a batch-specific Certificate of Analysis, and a 16-section GHS Safety Data Sheet is provided with the quotation and the shipment.

Can Brimonidine EP Impurity B be shipped internationally?

Yes. Brimonidine EP Impurity B is classified as hazardous, so it is packed in UN-approved packaging and shipped as dangerous goods under IATA/IMDG rules. We export worldwide on EXW, FOB, CIF and DAP terms.