N-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-2-{5H-[1,2,4]triazino[5,6-b]indol-3-ylsulfanyl}acetamide CAS 354990-75-3
| CAS No. | 354990-75-3 |
| Molecular Formula | C22H19N7O2S |
| Molecular Weight | 445.50 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 445.50 g/mol gives N-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-2-{5H-[1,2,4]triazino[5,6-b]indol-3-ylsulfanyl}acetamide distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies N-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-2-{5H-[1,2,4]triazino[5,6-b]indol-3-ylsulfanyl}acetamide (CAS 354990-75-3), a certified reference material (molecular formula C22H19N7O2S, MW 445.50 g/mol) for analytical method development and quality control.
N-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-2-{5H-[1,2,4]triazino[5,6-b]indol-3-ylsulfanyl}acetamide (C22H19N7O2S) contains a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage. It is notably hygroscopic, the carboxyl group imparts weak acidity; these physicochemical properties determine the optimal preparation and storage of its standard solutions. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), N-(1,5-Dimethyl-3-oxo-2-phenyl-2,3-dihydro-1H-pyrazol-4-yl)-2-{5H-[1,2,4]triazino[5,6-b]indol-3-ylsulfanyl}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.
Physical & Chemical Properties
| Molecular Formula | C22H19N7O2S |
| Molecular Weight | 445.50 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°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) | 17.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 7 |
| Sulfur Atoms | 1 |
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Recommended Standards
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- 4-Methoxy-6-(pyridin-2-yl)-2,2'-bipyridine (CAS 181866-50-2)
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- 5-(p-Tolyl)-1,3,4-oxadiazole-2-carbaldehyde (CAS 944897-88-5)
- Ethyl 6-bromo-3-methoxy-1-methyl-2-oxo-1,2-dihydropyridine-4-carboxylate (CAS 1429204-40-9)
- 6-Butyldihydropyrimidine-2,4(1H,3H)-dione (CAS 101012-09-3)
- D-Gln19-Tirzepatide (CAS CATO-CPTD788915)
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