1-[(1-ethyl-5-methyl-1h-pyrazol-4-yl)sulfonyl]piperidine-4-carboxylic acid CAS 956439-93-3
| CAS No. | 956439-93-3 |
| Molecular Formula | C12H19N3O4S |
| Molecular Weight | 301.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 301.36 g/mol gives 1-[(1-ethyl-5-methyl-1h-pyrazol-4-yl)sulfonyl]piperidine-4-carboxylic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
1-[(1-ethyl-5-methyl-1h-pyrazol-4-yl)sulfonyl]piperidine-4-carboxylic acid (CAS 956439-93-3) is a high-purity analytical reference standard with the molecular formula C12H19N3O4S and a molecular weight of 301.36 g/mol.
The molecular framework of 1-[(1-ethyl-5-methyl-1h-pyrazol-4-yl)sulfonyl]piperidine-4-carboxylic acid (C12H19N3O4S) is characterized by a nitrogen-containing heterocyclic scaffold, an amide group, a sulfone group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 1-[(1-ethyl-5-methyl-1h-pyrazol-4-yl)sulfonyl]piperidine-4-carboxylic acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C12H19N3O4S |
| Molecular Weight | 301.36 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Recommended Standards
- 1-(6-Methylthiazolo[3,2-b][1,2,4]triazol-5-yl)ethyl 4-methylbenzoate (CAS 320423-27-6)
- 1-[(trimethyl-1h-pyrazol-4-yl)sulfonyl]piperidine-4-carboxylic acid (CAS 956439-57-9)
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