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Analgesic & Anti-inflammatory APIs

Piroxicam

IP/BP/USPAvailable on request

Buy Piroxicam (CAS 36322-90-4) from Zemixal. Lab and bulk packs, batch COA, fast global delivery. Packs from 1 kg. Catalogue no. ZX-004013.

Pack sizes
Piroxicam chemical structure
CAS number36322-90-4
FormulaC15H13N3O4S
Molar mass331.3 g/mol
Physical formPowder
HS code2933
InChIKeyQYSPLQLAKJAUJT-UHFFFAOYSA-N
IUPAC name4-hydroxy-2-methyl-1,1-dioxo-N-pyridin-2-yl-1lambda6,2-benzothiazine-3-carboxamide

About Piroxicam

Piroxicam sits in our analgesic & Anti-inflammatory APIs section and ships worldwide from stock or short lead time. Identity at a glance (IP/BP/USP): CAS 36322-90-4, formula C15H13N3O4S and molar mass 331.3 g/mol. Expect lemon yellow colored powder (Results: complies).

Where it is used

  • Pharmaceutical formulation
  • Generic drug development

Safe handling

Hazard communication follows GHS (Danger: H301, H360, H361 and H372). Our SDS lists exposure controls and first-aid measures.

Standard pack sizes are 1 kg, 5 kg and 25 kg, and custom quantities are quoted on request. Every shipment includes a batch certificate of analysis and a 16-section SDS. Send an enquiry through the quote panel and you get a formal offer with Incoterms and delivery time.

Reference standards for Piroxicam

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

Piroxicam standards

Typical uses

  • Pharmaceutical formulation
  • Generic drug development

Applications

Pharmaceutical Manufacturing and QC

Grade guides

IP Grade (Indian Pharmacopoeia)BP Grade (British Pharmacopoeia)USP Grade (United States Pharmacopeia)

Specifications and identifiers

Specifications of Piroxicam
Product namePiroxicam
Catalogue numberZX-004013
CAS number36322-90-4
IUPAC name4-hydroxy-2-methyl-1,1-dioxo-N-pyridin-2-yl-1lambda6,2-benzothiazine-3-carboxamide
Molecular formulaC15H13N3O4S
Molar mass331.3 g/mol
Exact mass331.0627
GradeIP/BP/USP
Physical formPowder
AppearanceLemon yellow colored powder (Results: complies)
XLogP33.1
H-bond donors / acceptors2 / 6
Topological polar surface area108 Ų
HS code2933
InChIKeyQYSPLQLAKJAUJT-UHFFFAOYSA-N
SMILESCN1C(=C(C2=CC=CC=C2S1(=O)=O)O)C(=O)NC3=CC=CC=N3
PubChem CID54676228
SynonymsFeldene, Piroftal, 2H-1,2-Benzothiazine-3-carboxamide, 4-hydroxy-2-methyl-N-2-pyridinyl-, 1,1-dioxide, CHF 1251, 4-Hydroxy-2-methyl-N-(2-pyridyl)-2H-1,2-benzothiazin-3-caboxyamid-1,1-dioxid, 4-hydroxy-2-methyl-N-(pyridin-2-yl)-2H-1,2-benzothiazine-3-carboxamide 1,1-dioxide, Flamatrol, Kentene, Feldene p, 4-hydroxy-2-methyl-1,1-dioxo-N-(pyridin-2-yl)-2H-1$l^(6),2-benzothiazine-3-carboxamide, 4-hydroxy-2-methyl-1,1-dioxo-N-(pyridin-2-yl)-2H-1$l^{6},2-benzothiazine-3-carboxamide, Piroflam 10

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

Safety and GHS hazards

GHS06 Acute toxicity
Acute toxicity
GHS08 Health hazard
Health hazard

Signal word Danger

  • H301Toxic if swallowed
  • H360May damage fertility or the unborn child
  • H361Suspected of damaging fertility or the unborn child
  • H372Causes damage to organs through prolonged or repeated exposure

Precautionary statements P203, P260, P264, P270, P280, P301 + P316, P318, P319, P321, P330, P405, 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 Piroxicam
1 kgQuoted on request
5 kgQuoted on request
25 kgQuoted on request

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

Questions about Piroxicam

Which CAS number identifies Piroxicam?
Piroxicam is registered under CAS 36322-90-4. You may also see it listed as Feldene, Piroftal, 2H-1,2-Benzothiazine-3-carboxamide, 4-hydroxy-2-methyl-N-2-pyridinyl-, 1,1-dioxide. Our catalogue number for this item is ZX-004013.
What are the formula and molar mass of Piroxicam?
For Piroxicam, its formula is C15H13N3O4S and its molar mass is 331.3 g/mol. The systematic (IUPAC) name is 4-hydroxy-2-methyl-1,1-dioxo-N-pyridin-2-yl-1lambda6,2-benzothiazine-3-carboxamide. InChIKey QYSPLQLAKJAUJT-UHFFFAOYSA-N lets you match it in any structure database.
How is Piroxicam used in pharmaceutical QC?
Piroxicam is a characterised reference material linked to Piroxicam. 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 Piroxicam?
This listing is IP/BP/USP grade. Standard packs are 1 kg, 5 kg, 25 kg. Larger quantities and custom packing can be quoted on request.
Which documents come with Piroxicam?
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 Piroxicam to my country?
Yes. Because Piroxicam 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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