| CAS No. | 27341-33-9 |
| Molecular Formula | C21H16N2O3 |
| Molecular Weight | 344.36 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Compared with other compounds in its class, the molecular weight of 344.36 g/mol gives 1-Amino-4-[(methoxyphenyl)amino]-9,10-anthracenedione distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 1-Amino-4-[(methoxyphenyl)amino]-9,10-anthracenedione (CAS 27341-33-9), a certified reference material (molecular formula C21H16N2O3, MW 344.36 g/mol) for analytical method development and quality control.
Based on its molecular formula C21H16N2O3, 1-Amino-4-[(methoxyphenyl)amino]-9,10-anthracenedione 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 344.36 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. 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.
CATO manufactures 1-Amino-4-[(methoxyphenyl)amino]-9,10-anthracenedione 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 | C21H16N2O3 |
| Molecular Weight | 344.36 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 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) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
| Nitrogen Atoms | 2 |