7-((2-Hydroxyethyl)amino)-8H-naphtho[2,3-a]phenoxazine-8,13(14H)-dione CAS 648426-81-7
| CAS No. | 648426-81-7 |
| Molecular Formula | C22H16N2O4 |
| Molecular Weight | 372.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C22H16N2O4, 7-((2-Hydroxyethyl)amino)-8H-naphtho[2,3-a]phenoxazine-8,13(14H)-dione contains a flavonoid 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 372.37 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).
7-((2-Hydroxyethyl)amino)-8H-naphtho[2,3-a]phenoxazine-8,13(14H)-dione (CAS 648426-81-7), molecular formula C22H16N2O4 and molecular weight 372.37 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 7-((2-Hydroxyethyl)amino)-8H-naphtho[2,3-a]phenoxazine-8,13(14H)-dione 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.
Physical & Chemical Properties
| Molecular Formula | C22H16N2O4 |
| Molecular Weight | 372.37 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Nitrogen Atoms | 2 |
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