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Molekula

Molekula

Piroxicam

SKU 23214960 CAS 36322-90-4 C15H13N3O4S MW 331.35 In stock Bulk quantities on request

Supplying 4,500+ customers in over 80 countries

ISO 9001:2015 & ISO 14001:2015 certified · Supplying laboratories and industry since 2000 · Listed pack sizes are a starting point — we manufacture, source and repack to the quantity you need

Piroxicam is a nonsteroidal anti-inflammatory drug (NSAID) used to treat pain, inflammation, and fever. It functions as a cyclooxygenase inhibitor. Available as a white to yellowish crystalline powder, it has a molecular formula of C15H13N3O4S, a molecular weight of 331.35 g/mol, and should be stored at 2 to 8 °C. It is classified as a hazardous substance with a signal word of Danger. Molekula supplies Piroxicam from research to bulk quantities with full documentation and ISO 9001:2015 traceability.

Expect a response within hours Speak to a chemist: +44 (0) 3302 000333

Example image for illustration only. Other packaging and pack sizes are available.

Pricing & pack sizes

Pack sizes & pricing

These pack sizes aren't a limit. Molekula manufactures, sources and repacks to order — if you need 500 kg and only see 1 kg listed, . We quote from grams to multi-tonne.

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  • 1 g — £46.50 per pack ex VAT · £55.80 inc. VAT

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Specifications

Property Value
Appearance Off white/ light yellow crystalline powder
Water ≤0.5%
Heavy metals ≤0.005%
Identification Conforms to reference
Assay (HPLC) 97.0%-103.0%
Residue on Ignition ≤0.3%

Storage & handling

Property Value
Storage Temperature 2 to 8 °C
Transport Class 6.1
Packing Group III
Acidity Neutral

Literature values

Published physical properties of the substance, not batch specifications.

Property Value
Melting Point 198 - 200 °C
pKa pKa = 6.3

Source: PubChem CID 54676228 (Human Metabolome Database (HMDB), DrugBank)

Identification

Property Value
SKU 23214960
CAS Number 36322-90-4
IUPAC Name 4-hydroxy-2-methyl-1,1-dioxo-N-pyridin-2-yl-1lambda6,2-benzothiazine-3-carboxamide
EC Number 252-974-3
Molecular Formula C15H13N3O4S
Molecular Weight 331.35
Exact Mass 331.0627
SMILES CN1C(=C(C2=CC=CC=C2S1(=O)=O)O)C(=O)NC3=CC=CC=N3
InChIKey QYSPLQLAKJAUJT-UHFFFAOYSA-N
InChI InChI=1S/C15H13N3O4S/c1-18-13(15(20)17-12-8-4-5-9-16-12)14(19)10-6-2-3-7-11(10)23(18,21)22/h2-9,19H,1H3,(H,16,17,20)
PubChem CID 54676228
UN Number UN2811
REACH Code Y110
HTS Code 29349990
Tariff Code 2934999090

Safety & GHS

Danger
  • GHS pictogram — Toxic Toxic GHS06
  • GHS pictogram — Serious Health Hazard Serious Health Hazard GHS08

Hazard statements

  • H301 Toxic if swallowed
  • H361 Suspected of damaging fertility or the unborn child
  • H372 Causes damage to organs through prolonged or repeated exposure

Precautionary statements

  • P260 Do not breathe dust/fume/gas/mist/vapours/spray
  • P263 Avoid contact during pregnancy/while nursing
  • P280 Wear protective gloves/protective clothing/eye protection/face protection
  • P301+310 IF SWALLOWED: Immediately call a POISON CENTER or doctor/physician
  • P308+313 IF exposed or concerned: Get medical advice/attention

Documents

Certificate of Analysis (CoA) by batch

Enter a lot or batch number to retrieve the CoA for that specific batch. We can generate one from spec data if no PDF is on file.

Synonyms

  • 4-Hydroxy-2-methyl-N-(2-pyridyl)-2H-1,2-benzothiazin-3-caboxyamid-1,1-dioxid
  • BAXO
  • CHF 1251
  • CP 16171
  • Feldene
  • Larapam
  • Piroftal
  • Piroxicamum
  • Pyroxycam
  • Roxicam

Frequently asked questions

What is Piroxicam used for?

Piroxicam is a nonsteroidal anti-inflammatory drug (NSAID) used to treat pain, inflammation, and fever, commonly in conditions like arthritis and musculoskeletal disorders.

What is the chemical formula and molecular weight of Piroxicam?

The chemical formula of Piroxicam is C15H13N3O4S, and its molecular weight is 331.35 g/mol.

How should Piroxicam be stored?

Piroxicam should be stored at temperatures between 2 and 8 °C, protected from light and moisture.

What grade of Piroxicam does Molekula supply?

Molekula supplies Piroxicam in research grade, suitable for laboratory and non-pharmaceutical applications.

Can Molekula supply Piroxicam in bulk quantities?

Yes, Molekula can supply Piroxicam in bulk quantities—please contact our sales team for volume pricing and availability.

What documentation comes with a Piroxicam order?

Each order includes a Certificate of Analysis (CoA) and Safety Data Sheet (SDS); additional documentation can be provided upon request.

Ready to order or need a custom pack?

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