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API Impurities

Diclofenac Impurity 31

Reference StandardAvailable on request

Buy Diclofenac Impurity 31 (CAS 575-90-6) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Part of our API Impurities range.

Pack sizes
Diclofenac Impurity 31 chemical structure
CAS number575-90-6
FormulaC8H6Cl2O3
Molar mass221.03 g/mol
Physical formSolid
HS code38229090
InChIKeyKHZWIIFEFQBNKL-UHFFFAOYSA-N
IUPAC name2-(2,6-dichlorophenoxy)acetic acid

About Diclofenac Impurity 31

Zemixal lists Diclofenac Impurity 31 for laboratories that identify, quantify or control Diclofenac and its related substances. For your records (Reference Standard), the material is defined by CAS 575-90-6, formula C8H6Cl2O3 and molar mass 221.03 g/mol. It is handled as a solid.

Where it is used

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Handling and storage

Classified under GHS with signal word Warning and hazard statements H302 and H319. Read the SDS before first use.

Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. 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 Diclofenac

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

Diclofenac standards

Typical uses

  • Analytical method development
  • Method validation (AMV)
  • QC release testing
  • ANDA / DMF filings

Applications

Specifications and identifiers

Specifications of Diclofenac Impurity 31
Product nameDiclofenac Impurity 31
Catalogue numberZX-033301
CAS number575-90-6
IUPAC name2-(2,6-dichlorophenoxy)acetic acid
Molecular formulaC8H6Cl2O3
Molar mass221.03 g/mol
Exact mass219.9694
GradeReference Standard
Physical formSolid
XLogP32.7
H-bond donors / acceptors1 / 3
Topological polar surface area46.5 Ų
HS code38229090
InChIKeyKHZWIIFEFQBNKL-UHFFFAOYSA-N
SMILESC1=CC(=C(C(=C1)Cl)OCC(=O)O)Cl
PubChem CID11332
Synonyms(2,6-Dichlorophenoxy)acetic acid, 2,6-D, 2,6-Dichlorophenoxyacetate, Acetic acid, (2,6-dichlorophenoxy)-, Acetic acid, (2,6-dichlorophenoxy)-(8CI), Acetic acid, (2,6-dichlorophenoxy)-(8CI)(9CI), 2,6-D ACID, (2,6-Dichloro-phenoxy)-acetic acid, Acetic acid, 2-(2,6-dichlorophenoxy)-, 2-(2,6-dichlorophenoxy)aceticaci, 2-(2,6-dichlorophenoxy)aceticacid

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
  • H319Causes serious eye irritation

Precautionary statements P264, P264 + P265, P270, P280, P301 + P317, P305 + P351 + P338, P330, P337 + P317, 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 Diclofenac Impurity 31
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 Diclofenac Impurity 31

Which CAS number identifies Diclofenac Impurity 31?
Diclofenac Impurity 31 is registered under CAS 575-90-6. You may also see it listed as (2,6-Dichlorophenoxy)acetic acid, 2,6-D, 2,6-Dichlorophenoxyacetate. Our catalogue number for this item is ZX-033301.
What are the formula and molar mass of Diclofenac Impurity 31?
For Diclofenac Impurity 31, its formula is C8H6Cl2O3 and its molar mass is 221.03 g/mol. The systematic (IUPAC) name is 2-(2,6-dichlorophenoxy)acetic acid. InChIKey KHZWIIFEFQBNKL-UHFFFAOYSA-N lets you match it in any structure database.
How is Diclofenac Impurity 31 used in pharmaceutical QC?
Diclofenac Impurity 31 is a characterised reference material linked to Diclofenac. 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 Diclofenac Impurity 31?
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 Diclofenac Impurity 31?
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 Diclofenac Impurity 31 to my country?
Yes. Because Diclofenac Impurity 31 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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