![2-(Cyclopropylmethoxy)-acetic Acid 1,1-Dimethyl-2-[4-(methylsulfonyl)phenyl]-2-oxoethyl Ester chemical structure](/media/structures/CJEDNIAVNFONLO-UHFFFAOYSA-N.svg)
2-(Cyclopropylmethoxy)-acetic Acid 1,1-Dimethyl-2-[4-(methylsulfonyl)phenyl]-2-oxoethyl Ester
- CAS
- 246869-15-8
- Formula
- C17H22O6S
- MW
- 354.4 g/mol
VQ-025798
Impurity reference standards
Firocoxib impurities & reference standards
Characterised Firocoxib impurities, degradation products and related compounds for analytical method development, validation, QC release and regulatory filings.
18reference materials
COAHPLC · NMR · MS on request
2-Bromo-2-methyl-1-(4-(methylthio)phenyl)propan-1-one
- CAS
- 88324-55-4
- Formula
- C11H13BrOS
- MW
- 273.19 g/mol
In stock
![2-Bromo-2-methyl-1-[4-(methylsulfonyl)phenyl]-1-propanone chemical structure](/media/structures/XYJYOXRPGNOGEP-UHFFFAOYSA-N.svg)
2-Bromo-2-methyl-1-[4-(methylsulfonyl)phenyl]-1-propanone
- CAS
- 189955-79-1
- Formula
- C11H13BrO3S
- MW
- 305.19 g/mol
VQ-030755
2-Hydroxy-2-methyl-1-(4-(methylthio)phenyl)propan-1-one
- CAS
- 71867-98-6
- Formula
- C11H14O2S
- MW
- 210.29 g/mol
In stock
2-Methoxy-3,3-dimethyl-2-(4-methylthiophenyl)oxirane
- CAS
- 88324-56-5
- Formula
- C12H16O2S
- MW
- 224.32 g/mol
In stock
2-Methyl-1-(4-(methylsulfonyl)phenyl)-1-oxopropan-2-yl 2-(tert-butoxy)acetate
- CAS
- 2810296-55-8
- Formula
- C17H24O6S
- MW
- 356.4 g/mol
VQ-037294
3-(tert-Butoxy)-5,5-dimethyl-4-(4-(methylsulfonyl)phenyl)furan-2(5H)-one
- CAS
- 2802917-42-4
- Formula
- C17H22O5S
- MW
- 338.42 g/mol
VQ-037293
![3-Hydroxy-5,5-dimethyl-4-[4-(methylsulfonyl)phenyl]-2(5H)-furanone chemical structure](/media/structures/WIPWTSYHKQQKJC-UHFFFAOYSA-N.svg)
3-Hydroxy-5,5-dimethyl-4-[4-(methylsulfonyl)phenyl]-2(5H)-furanone
- CAS
- 189955-89-3
- Formula
- C13H14O5S
- MW
- 282.31 g/mol
VQ-030753
FAQs — Firocoxib impurities
Which Firocoxib impurities do you supply?
We list 18 Firocoxib-related reference materials, including process impurities, degradation products and related compounds. Each is supplied with a COA, and characterisation data (HPLC, 1H-NMR, MS, IR) can be provided on request.
What are Firocoxib impurity standards used for?
They are used for analytical method development and validation, impurity identification and quantification, forced-degradation and stability studies, and to support ANDA, DMF and other regulatory submissions under ICH Q3A/Q3B (and ICH M7 for mutagenic impurities).
Can you synthesise a Firocoxib impurity that is not listed?
Yes. Our custom synthesis service can prepare and characterise unlisted impurities, metabolites and labelled analogues from milligram to gram scale. Share the structure or name and required quantity for a quotation.
Request Firocoxib impurity standards
We reply within one business day with price, pack options, lead time and documentation.