1-(6-Methylpyridin-3-yl)-2-(4-(methylsulfinyl)phenyl)ethan-1-one
- CAS
- 307531-95-9
- Formula
- C15H15NO2S
- MW
- 273.4 g/mol
VQ-025678
Impurity reference standards
Etoricoxib impurities & reference standards
Characterised Etoricoxib impurities, degradation products and related compounds for analytical method development, validation, QC release and regulatory filings.
39reference materials
2isotope-labelled
COAHPLC · NMR · MS on request
1-(6-Methylpyridin-3-yl)-2-(4-(methylthio)phenyl)ethan-1-one
- CAS
- 221615-72-1
- Formula
- C15H15NOS
- MW
- 257.4 g/mol
VQ-022613
![1-[4-(Methylsulfinyl)phenyl]ethanone chemical structure](/media/structures/NTUFNCGULZBNCK-UHFFFAOYSA-N.svg)
![2-((4-(5-Chloro-6'-methyl-[2,3'-bipyridin]-3-yl)phenyl)sulfonyl)-1-(4-(methylsulfonyl)phenyl)ethan-1-ol chemical structure](/media/structures/FGJJLQKOSDEAST-UHFFFAOYSA-N.svg)
2-((4-(5-Chloro-6'-methyl-[2,3'-bipyridin]-3-yl)phenyl)sulfonyl)-1-(4-(methylsulfonyl)phenyl)ethan-1-ol
- CAS
- 646459-43-0
- Formula
- C26H23ClN2O5S2
- MW
- 543.1 g/mol
VQ-035358
![2-((4-(5-Chloro-6'-methyl-[2,3'-bipyridin]-3-yl)phenyl)sulfonyl)-1-(6-methylpyridin-3-yl)ethan-1-one chemical structure](/media/structures/YEJWOYZOFJOOMI-UHFFFAOYSA-N.svg)
2-((4-(5-Chloro-6'-methyl-[2,3'-bipyridin]-3-yl)phenyl)sulfonyl)-1-(6-methylpyridin-3-yl)ethan-1-one
- CAS
- 1817735-82-2
- Formula
- C25H20ClN3O3S
- MW
- 478 g/mol
VQ-044422
2-(4-Methanesulfonylphenyl)-1-pyridin-3-ylethanone
- CAS
- 40061-50-5
- Formula
- C14H13NO3S
- MW
- 275.32 g/mol
VQ-030626
![2-(5-Chloro-3-(4-(methylsulfonyl)phenyl)-[2,3'-bipyridin]-6'-yl)-1-(6-(methylsulfonyl)pyridin-3-yl)ethan-1-ol chemical structure](/media/structures/JYRHJFFHHWJZFO-UHFFFAOYSA-N.svg)
2-(5-Chloro-3-(4-(methylsulfonyl)phenyl)-[2,3'-bipyridin]-6'-yl)-1-(6-(methylsulfonyl)pyridin-3-yl)ethan-1-ol
- CAS
- 646459-47-4
- Formula
- C25H22ClN3O5S2
- MW
- 544 g/mol
VQ-035359
![2-(5-Chloro-3-(4-(methylsulfonyl)phenyl)-[2,3'-bipyridin]-6'-yl)-1-(6-methylpyridin-3-yl)ethan-1-ol chemical structure](/media/structures/KKSAAMVUJKNFND-UHFFFAOYSA-N.svg)
2-(5-Chloro-3-(4-(methylsulfonyl)phenyl)-[2,3'-bipyridin]-6'-yl)-1-(6-methylpyridin-3-yl)ethan-1-ol
- CAS
- 646459-40-7
- Formula
- C25H22ClN3O3S
- MW
- 480 g/mol
VQ-035360
2-Chloro-1,3-bis(dimethylamino)trimethinium hexafluorophosphate
- CAS
- 249561-98-6
- Formula
- C7H14ClF6N2P
- MW
- 306.62 g/mol
VQ-025673
2-Methyl-5-(2-(4-(methylsulfonyl)phenyl)acetyl)pyridine 1-oxide
- CAS
- 1027162-35-1
- Formula
- C15H15NO4S
- MW
- 305.4 g/mol
VQ-030627
2-Methyl-5-(3-(4-(methylsulfonyl)phenyl)furan-2-yl)pyridine
- CAS
- 307531-96-0
- Formula
- C17H15NO3S
- MW
- 313.4 g/mol
VQ-025677
3-(6-Methylpyridin-3-yl)-2-(4-(methylthio)phenyl)-3-oxopropanenitrile
- CAS
- 321913-54-6
- Formula
- C16H14N2OS
- MW
- 282.4 g/mol
VQ-048317
![5-(5'-Chloro-4,4''-bis(methylsulfonyl)-[1,1':3',1''-terphenyl]-2'-yl)-2-methylpyridine chemical structure](/media/structures/KCARQSBAENOGAN-UHFFFAOYSA-N.svg)
5-(5'-Chloro-4,4''-bis(methylsulfonyl)-[1,1':3',1''-terphenyl]-2'-yl)-2-methylpyridine
- CAS
- 646459-51-0
- Formula
- C26H22ClNO4S2
- MW
- 512 g/mol
VQ-035361
5-Chloro-2-(6-methylpyridin-3-yl)-3-(4-methylsulfinylphenyl)pyridine
- CAS
- 316149-01-6
- Formula
- C18H15ClN2OS
- MW
- 342.8 g/mol
VQ-022612
5-Chloro-6'-methyl-3-(4-(methylthio)phenyl)-2,3'-bipyridine
- CAS
- 292067-97-1
- Formula
- C18H15ClN2S
- MW
- 326.8 g/mol
VQ-025681
![5-Chloro-6′-(methylsulfonyl)-3-[4-(methylsulfonyl)phenyl]-2,3′-bipyridine chemical structure](/media/structures/OMTXPKJEKITPPF-UHFFFAOYSA-N.svg)
5-Chloro-6′-(methylsulfonyl)-3-[4-(methylsulfonyl)phenyl]-2,3′-bipyridine
- CAS
- 646459-49-6
- Formula
- C18H15ClN2O4S2
- MW
- 422.9 g/mol
VQ-035362
![6-Chloro-2-(6-methyl-3-pyridinyl)-3-[4-(methylsulfonyl)phenyl]-1,8-naphthyridine chemical structure](/media/structures/KMVNADBESBBLJC-UHFFFAOYSA-N.svg)
6-Chloro-2-(6-methyl-3-pyridinyl)-3-[4-(methylsulfonyl)phenyl]-1,8-naphthyridine
- CAS
- 646459-41-8
- Formula
- C21H16ClN3O2S
- MW
- 409.9 g/mol
VQ-025675
![N,N,6'-Trimethyl-3-(4-(methylsulfonyl)phenyl)-[2,3'-bipyridin]-5-amine chemical structure](/media/structures/MVGZGZDEQNNYMW-UHFFFAOYSA-N.svg)
N,N,6'-Trimethyl-3-(4-(methylsulfonyl)phenyl)-[2,3'-bipyridin]-5-amine
- CAS
- 646459-39-4
- Formula
- C20H21N3O2S
- MW
- 367.5 g/mol
VQ-025679
FAQs — Etoricoxib impurities
Which Etoricoxib impurities do you supply?
We list 39 Etoricoxib-related reference materials, including process impurities, degradation products, stable-isotope-labelled standards and related compounds. Each is supplied with a COA, and characterisation data (HPLC, 1H-NMR, MS, IR) can be provided on request.
What are Etoricoxib 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 Etoricoxib 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 Etoricoxib impurity standards
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