| CAS No. | 517-63-5 |
| Molecular Formula | C19H19NO3 |
| Molecular Weight | 309.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 309.36 g/mol gives 517-63-5 Stephanine 5H-Benzo(g)-1,3-benzodioxolo(6,5,4-de)quinoline, 6,7,7a,8-tetrahydro-9-methoxy-7-methyl-, (R)- distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 517-63-5 Stephanine 5H-Benzo(g)-1,3-benzodioxolo(6,5,4-de)quinoline, 6,7,7a,8-tetrahydro-9-methoxy-7-methyl-, (R)- (CAS 517-63-5), a certified reference material (molecular formula C19H19NO3, MW 309.36 g/mol) for analytical method development and quality control.
Based on its molecular formula C19H19NO3, 517-63-5 Stephanine 5H-Benzo(g)-1,3-benzodioxolo(6,5,4-de)quinoline, 6,7,7a,8-tetrahydro-9-methoxy-7-methyl-, (R)- contains a steroid core, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 309.36 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The high carbon-to-hydrogen ratio imparts good lipophilicity, allowing liquid-liquid extraction with non-polar solvents such as n-hexane or ethyl acetate.
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 manufactures 517-63-5 Stephanine 5H-Benzo(g)-1,3-benzodioxolo(6,5,4-de)quinoline, 6,7,7a,8-tetrahydro-9-methoxy-7-methyl-, (R)- 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 | C19H19NO3 |
| Molecular Weight | 309.36 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
| Nitrogen Atoms | 1 |