4-[4-(Azepan-1-yl)-3-nitrophenyl]-1,2-dihydrophthalazin-1-one CAS 882000-10-4
| CAS No. | 882000-10-4 |
| Molecular Formula | C20H20N4O3 |
| Molecular Weight | 364.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
4-[4-(Azepan-1-yl)-3-nitrophenyl]-1,2-dihydrophthalazin-1-one (CAS 882000-10-4) is a high-purity analytical reference standard with the molecular formula C20H20N4O3 and a molecular weight of 364.40 g/mol.
Structurally, 4-[4-(Azepan-1-yl)-3-nitrophenyl]-1,2-dihydrophthalazin-1-one (C20H20N4O3) contains a steroid core, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 13.0, corresponding to approximately 13 ring(s) or double-bond equivalent(s). With a molecular weight of 364.40 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-(Azepan-1-yl)-3-nitrophenyl]-1,2-dihydrophthalazin-1-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.
Physical & Chemical Properties
| Molecular Formula | C20H20N4O3 |
| Molecular Weight | 364.40 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Nitrogen Atoms | 4 |
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Recommended Standards
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- 6-((2-Methoxyethoxy)methyl)-3-(4-methoxyphenyl)-[1,2,4]triazolo[3,4-a]phthalazine (CAS 98124-13-1)
- 4-Methyl-1,2,3,4-tetrahydroquinoline (CAS 19343-78-3)
- N-(4-fluorophenyl)-6-(1H-imidazol-1-yl)nicotinamide (CAS 338405-93-9)
- 2-(2H-tetrazol-5-yl)-5-(trifluoromethyl)pyridine (CAS 175334-70-0)
- 2,3,5-Trichloroaniline (CAS 18487-39-3)
- 3-Bromo-4-(tert-butyl)aniline hydrochloride (CAS 63818-33-7)
- 130049-80-8 3-(2-Chloroethyl)-7-methoxy-2-methyl-6,7,8,9-tetrahydro-4H-pyrido[1,2-a]pyrimidin-4-one DTXSID70593030 (CAS 130049-80-8)
- Benzyl 3-bromo-5-nitrophenylcarbamate (CAS 1020252-75-8)
- Methyl 2-isopropylhydrazinecarboxylate (CAS 31457-71-3)
- Resmethrin (CAS 10453-86-8)
- Dulaglutide (CAS 923950-08-7)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
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