Rofecoxib

Name: Rofecoxib
Brand: Zemixal
SKU: ZX-036137

Reference StandardAvailable on request

Order Rofecoxib (CAS 162011-90-7) online at Zemixal: C17H14O4S, COA and SDS with every lot, worldwide shipping. Part of our API Reference Standards range.

Pack sizes

CAS number162011-90-7

FormulaC₁₇H₁₄O₄S

Molar mass314.4 g/mol

Physical formSolid

HS code38229090

InChIKeyRZJQGNCSTQAWON-UHFFFAOYSA-N

IUPAC name3-(4-methylsulfonylphenyl)-4-phenyl-2H-furan-5-one

About Rofecoxib

Analytical teams working on Rofecoxib use Rofecoxib as a qualified comparison standard. Identity at a glance (Reference Standard): CAS 162011-90-7, formula C17H14O4S and molar mass 314.4 g/mol. It is handled as a solid.

Use cases we see most often

Identification & assay
Method development & validation
QC reference material

Safe handling

Hazard communication follows GHS (Warning: H302). Our SDS lists exposure controls and first-aid measures.

Order it in 10 mg, 25 mg, 50 mg and 100 mg packs or ask for a bulk quotation. Every shipment includes a certificate of analysis with characterisation data. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Rofecoxib

See every impurity, metabolite and related compound we list for this API.

Rofecoxib standards

Typical uses

Identification & assay
Method development & validation
QC reference material

Applications

Pharmaceutical Manufacturing and QC Research Labs and Universities

Specifications and identifiers

Specifications of Rofecoxib
Product name	Rofecoxib
Catalogue number	ZX-036137
CAS number	162011-90-7
IUPAC name	3-(4-methylsulfonylphenyl)-4-phenyl-2H-furan-5-one
Molecular formula	C₁₇H₁₄O₄S
Molar mass	314.4 g/mol
Exact mass	314.0613
Grade	Reference Standard
Physical form	Solid
XLogP3	2.3
H-bond donors / acceptors	0 / 4
Topological polar surface area	68.8 Å²
HS code	38229090
InChIKey	RZJQGNCSTQAWON-UHFFFAOYSA-N
SMILES	CS(=O)(=O)C1=CC=C(C=C1)C2=C(C(=O)OC2)C3=CC=CC=C3
PubChem CID	5090
Synonyms	4-(4-(Methylsulfonyl)phenyl)-3-phenylfuran-2(5H)-one, MK 966, MK-966, 4-[4-(methylsulfonyl)phenyl]-3-phenylfuran-2(5H)-one, Vioxx Dolor, 4-[4-(methylsulfonyl)phenyl]-3-phenyl-2(5H)-furanone, TRM-201, 3-phenyl-4-[4-(methylsulfonyl)phenyl]-2(5H)-furanone, 4-(4-(Methylsulfonyl)phenyl)-3-phenyl-2(5H)-furanone, 4-(4-methylsulfonylphenyl)-3-phenyl-5H-furan-2-one, 3-phenyl-4-(4-(methylsulfonyl)phenyl)-2(5H)-furanone, 4-(4'-(Methylsulfonyl)phenyl)-3-phenyl-2(5H)-furanone

Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.

Safety and GHS hazards

Irritant or harmful

Signal word Warning

H302Harmful if swallowed

Precautionary statements P264, P270, P301 + P317, P330, P501

Classification summarised from public GHS notifications. It can vary with grade and concentration, so always follow the SDS supplied with your lot.

Pack sizes

Pack sizes of Rofecoxib
10 mg	Quoted on request
25 mg	Quoted on request
50 mg	Quoted on request
100 mg	Quoted on request

Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.

Questions about Rofecoxib

Which CAS number identifies Rofecoxib?

Rofecoxib is registered under CAS 162011-90-7. You may also see it listed as 4-(4-(Methylsulfonyl)phenyl)-3-phenylfuran-2(5H)-one, MK 966, MK-966. Our catalogue number for this item is ZX-036137.

What are the formula and molar mass of Rofecoxib?

For Rofecoxib, its formula is C17H14O4S and its molar mass is 314.4 g/mol. The systematic (IUPAC) name is 3-(4-methylsulfonylphenyl)-4-phenyl-2H-furan-5-one. InChIKey RZJQGNCSTQAWON-UHFFFAOYSA-N lets you match it in any structure database.

How is Rofecoxib used in pharmaceutical QC?

Rofecoxib is a characterised reference material linked to Rofecoxib. Laboratories use it to identify and quantify this impurity during method development and validation, stability work, batch release testing and regulatory submissions.

What grade and pack sizes are available for Rofecoxib?

This listing is Reference Standard grade. Standard packs are 10 mg, 25 mg, 50 mg, 100 mg. Larger quantities and custom packing can be quoted on request.

Which documents come with Rofecoxib?

Each lot ships with a batch certificate of analysis and a 16-section GHS safety data sheet. A typical COA or specification sheet can be shared with the quotation before you order.

Can Zemixal ship Rofecoxib to my country?

Yes. Because Rofecoxib is classed as hazardous, it travels in UN-approved packaging as dangerous goods under IATA or IMDG rules, with the export paperwork your broker needs.

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