Meloxicam - Impurity A
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About Meloxicam - Impurity A
Meloxicam - Impurity A belongs to the Piroxicam reference-standard family in the Zemixal catalogue. For your records (Reference Standard), the material is defined by CAS 24683-26-9, formula C12H13NO5S and molar mass 283.3 g/mol. It is handled as a solid.
Common uses in the lab and plant
- Metabolite identification
- Stability-indicating methods
- Impurity profiling
Storage and safety notes
It carries the GHS signal word Danger (H331), so wear gloves and eye protection and work with good ventilation.
Available as 10 mg, 25 mg, 50 mg and 100 mg. Larger or split packs can be arranged. Each lot travels with a certificate of analysis with characterisation data. Add it to your quote list and our team replies with price, lead time and shipping options within one business day.
See every impurity, metabolite and related compound we list for this API.
Piroxicam standardsTypical uses
- Metabolite identification
- Stability-indicating methods
- Impurity profiling
Applications
Specifications and identifiers
| Product name | Meloxicam - Impurity A |
|---|---|
| Catalogue number | ZX-022078 |
| CAS number | 24683-26-9 |
| IUPAC name | ethyl 4-hydroxy-2-methyl-1,1-dioxo-1lambda6,2-benzothiazine-3-carboxylate |
| Molecular formula | C12H13NO5S |
| Molar mass | 283.3 g/mol |
| Exact mass | 283.0514 |
| Grade | Reference Standard |
| Physical form | Solid |
| XLogP3 | 3.2 |
| H-bond donors / acceptors | 1 / 6 |
| Topological polar surface area | 92.3 Ų |
| HS code | 38229090 |
| InChIKey | QWTNANUGXZEPFQ-UHFFFAOYSA-N |
| SMILES | CCOC(=O)C1=C(C2=CC=CC=C2S(=O)(=O)N1C)O |
| PubChem CID | 54679348 |
| Synonyms | Piroxicam - Impurity K, Meloxicam EP Impurity A, Piroxicam EP Impurity K, Meloxicam Related Compound A, Ethyl 4-hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylate 1,1-dioxide, 4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylic acid ethylester 1,1-dioxide, 2H-1,2-Benzothiazine-3-carboxylic acid, 4-hydroxy-2-methyl-, ethyl ester, 1,1-dioxide, 4-Hydroxy-2-methyl-2H-1,2-benzothiazine-3-carboxylic Acid Ethyl Ester 1,1-Dioxide, Ethyl 4-hydroxy-2-methyl-2H-benzo[e][1,2]thiazine-3-carboxylate 1,1-dioxide, 2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylic acid ethyl ester 1,1-dioxide, Ethyl 4-hydroxy-2-methyl-1,1-dioxo-2H-1,2-benzothiazine-3-carboxylate, 2-Methyl-4-hydroxy-2H-1,2-benzothiazine-3-carboxylic acid ethyl ester-1,1-dioxide |
Lot values are stated on the batch certificate of analysis. Ask for a typical COA with your quotation.
Safety and GHS hazards
Signal word Danger
- H331Toxic if inhaled
Precautionary statements P261, P271, P304 + P340, P316, P321, P403 + P233, 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
| 10 mg | Quoted on request | |
| 25 mg | Quoted on request | |
| 50 mg | Quoted on request | |
| 100 mg | Quoted on request |
Need a different size? Bulk drums and custom packing are quoted on request through the quote form on this page.
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