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Pharmacopeial Impurities (EP / USP / BP)

Ibuprofen EP Impurity I

Reference StandardAvailable on request

Buy Ibuprofen EP Impurity I (CAS 2143535-26-4) from Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-025051.

Pack sizes
Ibuprofen EP Impurity I chemical structure
CAS number2143535-26-4
FormulaC24H34
Molar mass322.5 g/mol
Physical formSolid
HS code38229090
InChIKeyOUZGXARWSGTBAD-UHFFFAOYSA-N
IUPAC name1-(2-methylpropyl)-4-[4-[4-(2-methylpropyl)phenyl]butan-2-yl]benzene

About Ibuprofen EP Impurity I

Analytical teams working on Ibuprofen use Ibuprofen EP Impurity I as a qualified comparison standard. Key data (Reference Standard): CAS 2143535-26-4, formula C24H34 and molar mass 322.5 g/mol. It is handled as a solid.

Common uses in the lab and plant

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

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. You receive a certificate of analysis with characterisation data with each order. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Ibuprofen

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

Ibuprofen standards

Typical uses

  • Pharmacopeial method verification
  • Impurity profiling
  • QC release testing
  • ANDA / DMF filings

Applications

Pharmaceutical Manufacturing and QCResearch Labs and Universities

Grade guides

Ph. Eur. Grade (European Pharmacopoeia)

Specifications and identifiers

Specifications of Ibuprofen EP Impurity I
Product nameIbuprofen EP Impurity I
Catalogue numberZX-025051
CAS number2143535-26-4
IUPAC name1-(2-methylpropyl)-4-[4-[4-(2-methylpropyl)phenyl]butan-2-yl]benzene
Molecular formulaC24H34
Molar mass322.5 g/mol
Exact mass322.2661
GradeReference Standard
Physical formSolid
XLogP38.2
H-bond donors / acceptors0 / 0
Topological polar surface area0 Ų
HS code38229090
InChIKeyOUZGXARWSGTBAD-UHFFFAOYSA-N
SMILESCC(C)CC1=CC=C(C=C1)CCC(C)C2=CC=C(C=C2)CC(C)C
PubChem CID129318303
SynonymsIbuprofen Impurity I, Ibuprofen - Impurity I, 1-(2-Methylpropyl)-4-[(3RS)-3-[4-(2-methylpropyl)phenyl]butyl]benzene, 1-(2-methylpropyl)-4-(3-(4-(2-methylpropyl)phenyl)butyl)benzene, 1-(2-Methylpropyl)-4-[(3RS)-3-[4(-2-methylpropyl)-phenyl]butyl]benzene

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

Safety and GHS hazards

GHS07 Irritant or harmful
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 Ibuprofen EP Impurity I
10 mgQuoted on request
25 mgQuoted on request
50 mgQuoted on request
100 mgQuoted on request

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

Questions about Ibuprofen EP Impurity I

Which CAS number identifies Ibuprofen EP Impurity I?
Ibuprofen EP Impurity I is registered under CAS 2143535-26-4. You may also see it listed as Ibuprofen Impurity I, Ibuprofen - Impurity I, 1-(2-Methylpropyl)-4-[(3RS)-3-[4-(2-methylpropyl)phenyl]butyl]benzene. Our catalogue number for this item is ZX-025051.
What are the formula and molar mass of Ibuprofen EP Impurity I?
For Ibuprofen EP Impurity I, its formula is C24H34 and its molar mass is 322.5 g/mol. The systematic (IUPAC) name is 1-(2-methylpropyl)-4-[4-[4-(2-methylpropyl)phenyl]butan-2-yl]benzene. InChIKey OUZGXARWSGTBAD-UHFFFAOYSA-N lets you match it in any structure database.
How is Ibuprofen EP Impurity I used in pharmaceutical QC?
Ibuprofen EP Impurity I is a characterised reference material linked to Ibuprofen. 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 Ibuprofen EP Impurity I?
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 Ibuprofen EP Impurity I?
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 Ibuprofen EP Impurity I to my country?
Yes. Because Ibuprofen EP Impurity I 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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