| CAS No. | 852376-60-4 |
| Molecular Formula | C19H21N5O2S |
| Molecular Weight | 383.47 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 383.47 g/mol gives N-Cyclopentyl-2-((3-(4-methoxyphenyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thio)acetamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies N-Cyclopentyl-2-((3-(4-methoxyphenyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thio)acetamide (CAS 852376-60-4), a certified reference material (molecular formula C19H21N5O2S, MW 383.47 g/mol) for analytical method development and quality control.
Structurally, N-Cyclopentyl-2-((3-(4-methoxyphenyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thio)acetamide (C19H21N5O2S) 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 12.0, corresponding to approximately 12 ring(s) or double-bond equivalent(s). With a molecular weight of 383.47 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.
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-Cyclopentyl-2-((3-(4-methoxyphenyl)-[1,2,4]triazolo[4,3-b]pyridazin-6-yl)thio)acetamide 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 | C19H21N5O2S |
| Molecular Weight | 383.47 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 5 |
| Sulfur Atoms | 1 |