4-Methyl-2-(4-oxo-2-phenylquinazolin-3(4H)-yl)-N-(phenylcarbamothioyl)pentanamide CAS 72045-76-2
| CAS No. | 72045-76-2 |
| Molecular Formula | C27H26N4O2S |
| Molecular Weight | 470.59 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-Methyl-2-(4-oxo-2-phenylquinazolin-3(4H)-yl)-N-(phenylcarbamothioyl)pentanamide 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.
4-Methyl-2-(4-oxo-2-phenylquinazolin-3(4H)-yl)-N-(phenylcarbamothioyl)pentanamide (CAS 72045-76-2), molecular formula C27H26N4O2S and molecular weight 470.59 g/mol, is a CATO reference standard with documented purity and traceability.
4-Methyl-2-(4-oxo-2-phenylquinazolin-3(4H)-yl)-N-(phenylcarbamothioyl)pentanamide (C27H26N4O2S) 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).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C27H26N4O2S |
| Molecular Weight | 470.59 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.) | 1977 |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Recommended Standards
- 4,4'-(Thiophen-2-ylmethylene)bis(1,5-dimethyl-2-phenyl-1H-pyrazol-3(2H)-one) (CAS 2608-62-0)
- TCS 1102 (CAS 916141-36-1)
- 1-(4-Benzylpiperazin-1-yl)-2-{4-[4-(thiophen-2-yl)pyrimidin-2-yl]phenoxy}ethan-1-one (CAS 477888-34-9)
- Axitinib Impurity 11 (CAS 885126-35-2)
- 5-(1H-imidazol-1-yl)-2-methylpyridine (CAS 1376219-87-2)
- 2-((1S,2S)-2-((((9H-Fluoren-9-yl)methoxy)carbonyl)amino)cyclohexyl)acetic acid (CAS 1934285-97-8)
- 2,6-Dibromo-4,4-di-n-octyldithieno[3,2-b:2',3'-d]silole (CAS 1160106-14-8)
- Rebamipide Impurity 9 (CAS CATO-C4X-15239)
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- Cefaclor EP Impurity G-Isomer 1 (CAS 67308-21-8)
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