| CAS No. | 331460-72-1 |
| Molecular Formula | C20H16O4S |
| Molecular Weight | 352.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
4-[(1Z)-3-(Naphthalen-2-yl)-3-oxoprop-1-en-1-yl]phenyl methanesulfonate (CAS 331460-72-1) is a high-purity analytical reference standard with the molecular formula C20H16O4S and a molecular weight of 352.40 g/mol.
Structurally, 4-[(1Z)-3-(Naphthalen-2-yl)-3-oxoprop-1-en-1-yl]phenyl methanesulfonate (C20H16O4S) contains a flavonoid core, a sulfone group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 352.40 g/mol, it falls into the moderately-high-molecular-weight range. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
As a certified reference material (CRM), 4-[(1Z)-3-(Naphthalen-2-yl)-3-oxoprop-1-en-1-yl]phenyl methanesulfonate 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 | C20H16O4S |
| Molecular Weight | 352.40 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Sulfur Atoms | 1 |