2-Bromo-10-methoxy-4H-benzo[4,5]cyclohepta[1,… 111428-56-9

Name: 2-Bromo-10-methoxy-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one
Brand: Vaqora Chemicals
SKU: VQ-031392

About 2-Bromo-10-methoxy-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one

Vaqora Chemicals supplies 2-Bromo-10-methoxy-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one, an impurity of Ketotifen registered under CAS number 111428-56-9. With the molecular formula C14H9BrO2S, it has a molar mass of 321.19 g/mol. The IUPAC name is 5-bromo-8-methoxy-6-thiatricyclo[8.4.0.03,7]tetradeca-1(14),3(7),4,8,10,12-hexaen-2-one. It is also known as 2-Bromo-10-methoxy-1-thiabenzo[f]azulen-4-one.

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. Good laboratory practice and suitable PPE are recommended during handling.

This Ketotifen impurity supports analytical method development and validation (AMV), batch release testing and the impurity sections of ANDA and DMF filings. Our customers for this product work in 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

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

Industries

Related to Ketotifen

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

Ketotifen impurities

Specifications & identifiers

Chemical identifiers
Product name	2-Bromo-10-methoxy-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one
Catalogue No.	VQ-031392
CAS Number	111428-56-9
IUPAC name	5-bromo-8-methoxy-6-thiatricyclo[8.4.0.03,7]tetradeca-1(14),3(7),4,8,10,12-hexaen-2-one
Molecular formula	C₁₄H₉BrO₂S
Molecular weight	321.19 g/mol
Exact mass	319.9507
Grade	Reference Standard
HSN code	38229090
InChIKey	VKTNMDBSSPANFV-UHFFFAOYSA-N
SMILES	COC1=CC2=CC=CC=C2C(=O)C3=C1SC(=C3)Br
PubChem CID	827024

Physical properties
Physical form	Solid
LogP (XLogP3)	4.3
H-bond donors / acceptors	0 / 3
TPSA	54.5 Å²

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 2-Bromo-10-methoxy-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one?

The CAS Registry Number of 2-Bromo-10-methoxy-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one is 111428-56-9. It is also known as 2-Bromo-10-methoxy-1-thiabenzo[f]azulen-4-one, 2-bromo-4-methoxybenzo[1,2]cyclohepta[3,4-b]thiophen-10-one.

What is the molecular formula and molecular weight of 2-Bromo-10-methoxy-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one?

2-Bromo-10-methoxy-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one has the molecular formula C14H9BrO2S and a molecular weight of 321.19 g/mol. Its IUPAC name is 5-bromo-8-methoxy-6-thiatricyclo[8.4.0.03,7]tetradeca-1(14),3(7),4,8,10,12-hexaen-2-one.

What is 2-Bromo-10-methoxy-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one used for?

2-Bromo-10-methoxy-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one is supplied as a characterised reference material related to Ketotifen. 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 2-Bromo-10-methoxy-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one can I order?

We supply 2-Bromo-10-methoxy-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one 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 2-Bromo-10-methoxy-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one?

Yes. Every lot of 2-Bromo-10-methoxy-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one 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 2-Bromo-10-methoxy-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one be shipped internationally?

Yes. We export 2-Bromo-10-methoxy-4H-benzo[4,5]cyclohepta[1,2-b]thiophen-4-one worldwide by air and sea freight or express courier, on EXW, FOB, CIF, CFR or DAP Incoterms, with full export documentation.