| CAS No. | 866133-86-0 |
| Molecular Formula | C20H22N4O4 |
| Molecular Weight | 382.41 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
The occurrence of 7-Nitro-2-[2-(4-phenylpiperazin-1-yl)ethyl]-3,4-dihydro-2H-1,4-benzoxazin-3-one is closely related to a flavonoid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
7-Nitro-2-[2-(4-phenylpiperazin-1-yl)ethyl]-3,4-dihydro-2H-1,4-benzoxazin-3-one (CAS 866133-86-0), molecular formula C20H22N4O4 and molecular weight 382.41 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C20H22N4O4, 7-Nitro-2-[2-(4-phenylpiperazin-1-yl)ethyl]-3,4-dihydro-2H-1,4-benzoxazin-3-one 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 382.41 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).
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-Nitro-2-[2-(4-phenylpiperazin-1-yl)ethyl]-3,4-dihydro-2H-1,4-benzoxazin-3-one 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 | C20H22N4O4 |
| Molecular Weight | 382.41 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 4 |