2-Bromo-2-methyl-1-[4-(methylsulfonyl)phenyl]… 189955-79-1

Name: 2-Bromo-2-methyl-1-[4-(methylsulfonyl)phenyl]-1-propanone
Brand: Vaqora Chemicals
SKU: VQ-030755

About 2-Bromo-2-methyl-1-[4-(methylsulfonyl)phenyl]-1-propanone

Vaqora Chemicals supplies 2-Bromo-2-methyl-1-[4-(methylsulfonyl)phenyl]-1-propanone, an impurity of Firocoxib registered under CAS number 189955-79-1. With the molecular formula C11H13BrO3S, it has a molar mass of 305.19 g/mol. Its systematic (IUPAC) name is 2-bromo-2-methyl-1-(4-methylsulfonylphenyl)propan-1-one.

The product is provided as a solid. Store the standard in its sealed vial, protected from light and moisture, and follow the storage condition printed on the COA. The GHS classification uses the signal word “Warning”, so appropriate gloves, eye protection and ventilation are recommended.

Pharmaceutical QC and development laboratories use this impurity standard of Firocoxib to develop and validate HPLC methods, to set specification limits and to document impurity profiles in ANDA and DMF submissions. Our customers for this product work in pharmaceutical manufacturing and academic and industrial research.

We offer 2-Bromo-2-methyl-1-[4-(methylsulfonyl)phenyl]-1-propanone in 10 mg, 25 mg, 50 mg and 100 mg packs with a batch-specific COA, and ship to customers worldwide.

Typical applications

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

Industries

Related to Firocoxib

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

Firocoxib impurities

Specifications & identifiers

Chemical identifiers
Product name	2-Bromo-2-methyl-1-[4-(methylsulfonyl)phenyl]-1-propanone
Catalogue No.	VQ-030755
CAS Number	189955-79-1
IUPAC name	2-bromo-2-methyl-1-(4-methylsulfonylphenyl)propan-1-one
Molecular formula	C₁₁H₁₃BrO₃S
Molecular weight	305.19 g/mol
Exact mass	303.9769
Grade	Reference Standard
HSN code	38229090
InChIKey	XYJYOXRPGNOGEP-UHFFFAOYSA-N
SMILES	CC(C)(C(=O)C1=CC=C(C=C1)S(=O)(=O)C)Br
PubChem CID	15489748

Physical properties
Physical form	Solid
LogP (XLogP3)	2.2
H-bond donors / acceptors	0 / 3
TPSA	59.6 Å²

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H302Harmful if swallowed
H317May cause an allergic skin reaction
H319Causes serious eye irritation

Precautionary statements: P261, P264, P264 + P265, P270, P272, P280, P301 + P317, P302 + P352, P305 + P351 + P338, P321, P330, P333 + 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 2-Bromo-2-methyl-1-[4-(methylsulfonyl)phenyl]-1-propanone?

The CAS Registry Number of 2-Bromo-2-methyl-1-[4-(methylsulfonyl)phenyl]-1-propanone is 189955-79-1. It is also known as 2-Bromo-1-(4-(methanesulfonyl)phenyl)-2-methylpropan-1-one, 2-Bromo-1-[4-(methanesulfonyl)phenyl]-2-methylpropan-1-one, 2-bromo-2-methyl-1-(4-(methylsulfonyl)phenyl)propan-1-one.

What is the molecular formula and molecular weight of 2-Bromo-2-methyl-1-[4-(methylsulfonyl)phenyl]-1-propanone?

2-Bromo-2-methyl-1-[4-(methylsulfonyl)phenyl]-1-propanone has the molecular formula C11H13BrO3S and a molecular weight of 305.19 g/mol. Its IUPAC name is 2-bromo-2-methyl-1-(4-methylsulfonylphenyl)propan-1-one.

What is 2-Bromo-2-methyl-1-[4-(methylsulfonyl)phenyl]-1-propanone used for?

2-Bromo-2-methyl-1-[4-(methylsulfonyl)phenyl]-1-propanone is supplied as a characterised reference material related to Firocoxib. 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-2-methyl-1-[4-(methylsulfonyl)phenyl]-1-propanone can I order?

We supply 2-Bromo-2-methyl-1-[4-(methylsulfonyl)phenyl]-1-propanone 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-2-methyl-1-[4-(methylsulfonyl)phenyl]-1-propanone?

Yes. Every lot of 2-Bromo-2-methyl-1-[4-(methylsulfonyl)phenyl]-1-propanone 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-2-methyl-1-[4-(methylsulfonyl)phenyl]-1-propanone be shipped internationally?

Yes. 2-Bromo-2-methyl-1-[4-(methylsulfonyl)phenyl]-1-propanone 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.