Ibufenac

Name: Ibufenac
Brand: Vaqora Chemicals
SKU: VQ-037634

About Ibufenac

Ibufenac (CAS 1553-60-2) is a high-purity reference standard of Ibuprofen offered by Vaqora Chemicals. Formula C12H16O2, molecular weight 192.25 g/mol. Systematically, it is named 2-[4-(2-methylpropyl)phenyl]acetic acid. Common synonyms include 2-(4-Isobutylphenyl)acetic Acid and 4-Isobutylphenylacetic acid.

It is supplied as a solid. Reference materials should be stored sealed and away from light and moisture, as specified on the accompanying COA. It carries the GHS signal word “Warning” with 3 hazard statements. Review the Safety Data Sheet before use.

Laboratories use this Ibuprofen standard for identity and assay testing, system suitability checks and method validation supporting ANDA and DMF filings. Typical end-use sectors are pharmaceutical manufacturing and academic and industrial research.

Available in 10 mg, 25 mg, 50 mg and 100 mg packs, Ibufenac is dispatched with a Certificate of Analysis (COA) to destinations worldwide.

Typical applications

Identification & assay
Method development & validation
QC reference material

Industries

Related to Ibuprofen

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

Ibuprofen impurities

Specifications & identifiers

Chemical identifiers
Product name	Ibufenac
Catalogue No.	VQ-037634
CAS Number	1553-60-2
IUPAC name	2-[4-(2-methylpropyl)phenyl]acetic acid
Molecular formula	C₁₂H₁₆O₂
Molecular weight	192.25 g/mol
Exact mass	192.115
Grade	Reference Standard
HSN code	38229090
InChIKey	CYWFCPPBTWOZSF-UHFFFAOYSA-N
SMILES	CC(C)CC1=CC=C(C=C1)CC(=O)O
PubChem CID	15250

Physical properties
Physical form	Solid
LogP (XLogP3)	3.1
H-bond donors / acceptors	1 / 2
TPSA	37.3 Å²
Synonyms	2-(4-Isobutylphenyl)acetic Acid, 4-Isobutylphenylacetic acid, Dytransin, (p-Isobutylphenyl)acetic acid, Benzeneacetic acid, 4-(2-methylpropyl)-, 4-(2-Methylpropyl)benzeneacetic acid, (4-isobutylphenyl)acetic acid, ACETIC ACID, (p-ISOBUTYLPHENYL)-, [4-(2-methylpropyl)phenyl]acetic acid, (p-isobutylphenyl)aceticacid, p-Isobutyl-alpha-toluic acid, p-isobutylphenylacetic acid

Safety & hazard information (GHS)

Harmful / irritant

Signal word: Warning

Hazard statements

H315Causes skin irritation
H319Causes serious eye irritation
H335May cause respiratory irritation

Precautionary statements: P261, P264, P264 + P265, P271, P280, P302 + P352, P304 + P340, P305 + P351 + P338, P319, P321, P332 + P317, P337 + P317, P362 + P364, P403 + P233, P405, 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 Ibufenac?

The CAS Registry Number of Ibufenac is 1553-60-2. It is also known as 2-(4-Isobutylphenyl)acetic Acid, 4-Isobutylphenylacetic acid, Dytransin.

What is the molecular formula and molecular weight of Ibufenac?

Ibufenac has the molecular formula C12H16O2 and a molecular weight of 192.25 g/mol. Its IUPAC name is 2-[4-(2-methylpropyl)phenyl]acetic acid.

What is Ibufenac used for?

Ibufenac is supplied as a characterised reference material related to Ibuprofen. 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 Ibufenac can I order?

We supply Ibufenac 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 Ibufenac?

Yes. Every lot of Ibufenac 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 Ibufenac be shipped internationally?

Yes. Ibufenac 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.