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Pharmacopeial Impurities (EP / USP / BP)

Nimesulide EP Impurity G

Reference StandardAvailable on request

Buy Nimesulide EP Impurity G (CAS 70995-08-3) from Zemixal. Request a quote with price, lead time and documents. Catalogue no. ZX-025837.

Pack sizes
Nimesulide EP Impurity G chemical structure
CAS number70995-08-3
FormulaC12H9NO4
Molar mass231.2 g/mol
Physical formSolid
HS code38229090
InChIKeyHWZCVJQSXDYRID-UHFFFAOYSA-N
IUPAC name4-nitro-2-phenoxyphenol

About Nimesulide EP Impurity G

Zemixal lists Nimesulide EP Impurity G for laboratories that identify, quantify or control Nimesulide and its related substances. Identity at a glance (Reference Standard): CAS 70995-08-3, formula C12H9NO4 and molar mass 231.2 g/mol. It is handled as a solid.

Typical applications

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

Safe handling

It carries the GHS signal word Danger (H302 and H334), so wear gloves and eye protection and work with good ventilation.

Standard pack sizes are 10 mg, 25 mg, 50 mg and 100 mg, and custom quantities are quoted on request. 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 Nimesulide

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

Nimesulide standards

Typical uses

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

Applications

Grade guides

Specifications and identifiers

Specifications of Nimesulide EP Impurity G
Product nameNimesulide EP Impurity G
Catalogue numberZX-025837
CAS number70995-08-3
IUPAC name4-nitro-2-phenoxyphenol
Molecular formulaC12H9NO4
Molar mass231.2 g/mol
Exact mass231.0532
GradeReference Standard
Physical formSolid
XLogP33.3
H-bond donors / acceptors1 / 4
Topological polar surface area75.3 Ų
HS code38229090
InChIKeyHWZCVJQSXDYRID-UHFFFAOYSA-N
SMILESC1=CC=C(C=C1)OC2=C(C=CC(=C2)[N+](=O)[O-])O
PubChem CID12867154
SynonymsNimesulide - Impurity G, Nimesulide Impurity G, Phenol, 4-nitro-2-phenoxy-, 2-Phenoxy-4-nitrophenol, 4-nitro-2-phenoxy-phenol

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
GHS08 Health hazard
Health hazard

Signal word Danger

  • H302Harmful if swallowed
  • H334May cause allergy or asthma symptoms or breathing difficulties if inhaled

Precautionary statements P233, P260, P264, P270, P271, P284, P301 + P317, P304 + P340, P330, P342 + P316, P403, 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 Nimesulide EP Impurity G
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 Nimesulide EP Impurity G

Which CAS number identifies Nimesulide EP Impurity G?
Nimesulide EP Impurity G is registered under CAS 70995-08-3. You may also see it listed as Nimesulide - Impurity G, Nimesulide Impurity G, Phenol, 4-nitro-2-phenoxy-. Our catalogue number for this item is ZX-025837.
What are the formula and molar mass of Nimesulide EP Impurity G?
For Nimesulide EP Impurity G, its formula is C12H9NO4 and its molar mass is 231.2 g/mol. The systematic (IUPAC) name is 4-nitro-2-phenoxyphenol. InChIKey HWZCVJQSXDYRID-UHFFFAOYSA-N lets you match it in any structure database.
How is Nimesulide EP Impurity G used in pharmaceutical QC?
Nimesulide EP Impurity G is a characterised reference material linked to Nimesulide. 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 Nimesulide EP Impurity G?
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 Nimesulide EP Impurity G?
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 Nimesulide EP Impurity G to my country?
Yes. Because Nimesulide EP Impurity G 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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