1,2-Dibromo-4,5-dimethoxybenzene

About 1,2-Dibromo-4,5-dimethoxybenzene

1,2-Dibromo-4,5-dimethoxybenzene is an impurity of Pinaverium carrying the CAS registry number 37895-73-1. With the molecular formula C8H8Br2O2, it has a molar mass of 295.96 g/mol. Alternative names: 4,5-Dibromoveratrole and Benzene, 1,2-dibromo-4,5-dimethoxy-.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

As a characterised impurity of Pinaverium, it is used for analytical method development, method validation (AMV) and routine quality-control testing, and it supports ANDA and DMF regulatory filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, 1,2-Dibromo-4,5-dimethoxybenzene is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Analytical method development
Method validation (AMV)
QC release testing
ANDA / DMF filings

Industries

Related to Pinaverium

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

Pinaverium impurities

Specifications & identifiers

Chemical identifiers
Product name	1,2-Dibromo-4,5-dimethoxybenzene
Catalogue No.	VQ-041489
CAS Number	37895-73-1
IUPAC name	1,2-dibromo-4,5-dimethoxybenzene
Molecular formula	C₈H₈Br₂O₂
Molecular weight	295.96 g/mol
Exact mass	295.8871
Grade	Reference Standard
HSN code	38229090
InChIKey	ZYCLQXMMFJREPJ-UHFFFAOYSA-N
SMILES	COC1=CC(=C(C=C1OC)Br)Br
PubChem CID	2758033

Physical properties
Physical form	Solid
LogP (XLogP3)	3.2
H-bond donors / acceptors	0 / 2
TPSA	18.5 Å²

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, 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 1,2-Dibromo-4,5-dimethoxybenzene?

The CAS Registry Number of 1,2-Dibromo-4,5-dimethoxybenzene is 37895-73-1. It is also known as 4,5-Dibromoveratrole, Benzene, 1,2-dibromo-4,5-dimethoxy-, 4,5-Dibromo-1,2-dimethoxybenzene.

What is the molecular formula and molecular weight of 1,2-Dibromo-4,5-dimethoxybenzene?

1,2-Dibromo-4,5-dimethoxybenzene has the molecular formula C8H8Br2O2 and a molecular weight of 295.96 g/mol. Its IUPAC name is 1,2-dibromo-4,5-dimethoxybenzene.

What is 1,2-Dibromo-4,5-dimethoxybenzene used for?

1,2-Dibromo-4,5-dimethoxybenzene is supplied as a characterised reference material related to Pinaverium. 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 1,2-Dibromo-4,5-dimethoxybenzene can I order?

We supply 1,2-Dibromo-4,5-dimethoxybenzene 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 1,2-Dibromo-4,5-dimethoxybenzene?

Yes. Every lot of 1,2-Dibromo-4,5-dimethoxybenzene 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 1,2-Dibromo-4,5-dimethoxybenzene be shipped internationally?

Yes. 1,2-Dibromo-4,5-dimethoxybenzene 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.