Brimonidine EP Impurity E

Name: Brimonidine EP Impurity E
Brand: Vaqora Chemicals
SKU: VQ-034796

About Brimonidine EP Impurity E

Vaqora Chemicals supplies Brimonidine EP Impurity E, a pharmacopeial impurity of Brimonidine registered under CAS number 1797986-78-7. Formula C9H10BrClN5+, molecular weight 303.56 g/mol. Its systematic (IUPAC) name is 2-(5-bromoquinoxaline-1,4-diium-6-yl)guanidine chloride. It is also known as Brimonidine - Impurity E (Hydrochloride).

It is supplied as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. Under GHS it is labelled “Warning”, so handle it with suitable PPE and consult the SDS.

This Brimonidine impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Buyers come mainly from pharmaceutical manufacturing and academic and industrial research.

Vaqora Chemicals supplies Brimonidine EP Impurity E 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 E
Catalogue No.	VQ-034796
CAS Number	1797986-78-7
IUPAC name	2-(5-bromoquinoxaline-1,4-diium-6-yl)guanidine chloride
Molecular formula	C₉H₁₀BrClN₅⁺
Molecular weight	303.56 g/mol
Exact mass	301.9808
Grade	Reference Standard
HSN code	38229090
InChIKey	FDBGGLJRHMQFKT-UHFFFAOYSA-O
SMILES	C1=CC2=[NH+]C=C[NH+]=C2C(=C1N=C(N)N)Br.[Cl-]
PubChem CID	137219802

Physical properties
Physical form	Solid
H-bond donors / acceptors	4 / 2
TPSA	92.7 Å²

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H315Causes skin irritation
H319Causes serious eye irritation

Precautionary statements: P264, P264 + P265, P270, P280, P301 + P317, P302 + P352, P305 + P351 + P338, P321, P330, P332 + P317, P337 + P317, P362 + P364, 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 E?

The CAS Registry Number of Brimonidine EP Impurity E is 1797986-78-7. It is also known as Brimonidine - Impurity E (Hydrochloride), (5-Bromo-6-quinoxalinyl)guanidine Hydrochloride.

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

Brimonidine EP Impurity E has the molecular formula C9H10BrClN5+ and a molecular weight of 303.56 g/mol. Its IUPAC name is 2-(5-bromoquinoxaline-1,4-diium-6-yl)guanidine chloride.

What is Brimonidine EP Impurity E used for?

Brimonidine EP Impurity E 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 E can I order?

We supply Brimonidine EP Impurity E 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 E?

Yes. Every lot of Brimonidine EP Impurity E 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 E be shipped internationally?

Yes. Brimonidine EP Impurity E 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.