| CAS No. | 1219902-72-3 |
| Molecular Formula | C18H19N3O2S2 |
| Molecular Weight | 373.49 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Structurally, N-(1-(2-Hydroxyethyl)-3-(thiophen-2-yl)-1H-pyrazol-5-yl)-3-(phenylthio)propanamide (C18H19N3O2S2) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 11.0, corresponding to approximately 11 ring(s) or double-bond equivalent(s). With a molecular weight of 373.49 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
N-(1-(2-Hydroxyethyl)-3-(thiophen-2-yl)-1H-pyrazol-5-yl)-3-(phenylthio)propanamide (CAS 1219902-72-3) is a high-purity analytical reference standard with the molecular formula C18H19N3O2S2 and a molecular weight of 373.49 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), N-(1-(2-Hydroxyethyl)-3-(thiophen-2-yl)-1H-pyrazol-5-yl)-3-(phenylthio)propanamide meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
| Molecular Formula | C18H19N3O2S2 |
| Molecular Weight | 373.49 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |