Brimonidine EP Impurity D

Name: Brimonidine EP Impurity D
Brand: Vaqora Chemicals
SKU: VQ-020983

About Brimonidine EP Impurity D

Brimonidine EP Impurity D (CAS 842138-74-3) is a pharmacopeial impurity of Brimonidine offered by Vaqora Chemicals. Formula C9H7BrN4S, molecular weight 283.15 g/mol. Its systematic (IUPAC) name is (5-bromoquinoxalin-6-yl)thiourea. It is also known as Brimonidine - Impurity D or 1-(5-Bromoquinoxalin-6-yl)thiourea.

The product is provided as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. Handle it with standard laboratory precautions and appropriate personal protective equipment.

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.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and every batch ships with a Certificate of Analysis (COA) and we export 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 D
Catalogue No.	VQ-020983
CAS Number	842138-74-3
IUPAC name	(5-bromoquinoxalin-6-yl)thiourea
Molecular formula	C₉H₇BrN₄S
Molecular weight	283.15 g/mol
Exact mass	281.9575
Grade	Reference Standard
HSN code	38229090
InChIKey	HURGDIYVXQDVMD-UHFFFAOYSA-N
SMILES	C1=CC2=NC=CN=C2C(=C1NC(=S)N)Br
PubChem CID	26966634

Physical properties
Physical form	Solid
LogP (XLogP3)	1.1
H-bond donors / acceptors	2 / 3
TPSA	95.9 Å²
Synonyms	Brimonidine EP Impurity D, brimonidine USP rc b, Brimonidine - Impurity D, 1-(5-Bromoquinoxalin-6-yl)thiourea, N-(5-Bromo-6-quinoxalinyl)thiourea, Thiourea, N-(5-bromo-6-quinoxalinyl)-, Brimonidine Impurity I, Thiourea,N-(5-bromo-6-quinoxalinyl)-, 5-Bromoquinaxolin-6-ylthiourea, (5-BroMo-6-quinoxalinyl)thiourea, N-(5-bromo-6-quinoxalinyl)thioure

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 D?

The CAS Registry Number of Brimonidine EP Impurity D is 842138-74-3. It is also known as Brimonidine EP Impurity D, brimonidine USP rc b, Brimonidine - Impurity D.

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

Brimonidine EP Impurity D has the molecular formula C9H7BrN4S and a molecular weight of 283.15 g/mol. Its IUPAC name is (5-bromoquinoxalin-6-yl)thiourea.

What is Brimonidine EP Impurity D used for?

Brimonidine EP Impurity D 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 D can I order?

We supply Brimonidine EP Impurity D 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 D?

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

Yes. We export Brimonidine EP Impurity D worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.