| CAS No. | 59543-71-4 |
| Molecular Formula | C20H16N2O2S2 |
| Molecular Weight | 380.48 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
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.
CATO supplies 4-(4-Methoxyphenyl)-2-[4-(4-methoxyphenyl)-1,3-thiazol-2-yl]-1,3-thiazole (CAS 59543-71-4), a certified reference material (molecular formula C20H16N2O2S2, MW 380.48 g/mol) for analytical method development and quality control.
Structurally, 4-(4-Methoxyphenyl)-2-[4-(4-methoxyphenyl)-1,3-thiazol-2-yl]-1,3-thiazole (C20H16N2O2S2) 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 14.0, corresponding to approximately 14 ring(s) or double-bond equivalent(s). With a molecular weight of 380.48 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.
CATO manufactures 4-(4-Methoxyphenyl)-2-[4-(4-methoxyphenyl)-1,3-thiazol-2-yl]-1,3-thiazole under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
| Molecular Formula | C20H16N2O2S2 |
| Molecular Weight | 380.48 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1974 |
| Nitrogen Atoms | 2 |
| Sulfur Atoms | 2 |