RO-4582640 (4-(8-Benzo[1,2,5]oxadiazol-5-yl-[1,7]naphthyridin-6-yl)-benzoic acid) CAS 426268-06-6
| CAS No. | 426268-06-6 |
| Molecular Formula | C21H12N4O3 |
| Molecular Weight | 368.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C21H12N4O3, RO-4582640 (4-(8-Benzo[1,2,5]oxadiazol-5-yl-[1,7]naphthyridin-6-yl)-benzoic acid) 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 368.34 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
RO-4582640 (4-(8-Benzo[1,2,5]oxadiazol-5-yl-[1,7]naphthyridin-6-yl)-benzoic acid) (CAS 426268-06-6), molecular formula C21H12N4O3 and molecular weight 368.34 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.
As a certified reference material (CRM), RO-4582640 (4-(8-Benzo[1,2,5]oxadiazol-5-yl-[1,7]naphthyridin-6-yl)-benzoic acid) meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C21H12N4O3 |
| Molecular Weight | 368.34 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) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 4 |
Related RO Standards
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Recommended Standards
- n-(4-Fluoro-3-nitrophenyl)-3,4-dihydro-2h-1,5-benzodioxepine-7-sulfonamide (CAS 790681-73-1)
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- N-(3,4-dimethoxyphenyl)-3-nitro-4-(1H-pyrazol-1-yl)benzamide (CAS 321570-85-8)
- Idarubicin Impurity 1 (CAS 60660-75-5)
- 5-(2,5-Dichlorophenoxy)furan-2-carbaldehyde (CAS 1291492-48-2)
- 2,6-Dihydropyrrolo[2,3-g]indazole-7,8-dione (CAS 73907-94-5)
- 3-(4-Methoxyphenyl)-1-(p-tolyl)prop-2-yn-1-one (CAS 65418-75-9)
- 2-(4-Benzylpiperazin-1-yl)-N,6-dimethylpyrimidin-4-amine (CAS 1333960-23-8)
- 2-(4-Ethyl-4-methyl-2,5-dioxoimidazolidin-1-yl)acetic acid (CAS 858207-10-0)
- (2-Methoxyquinolin-3-yl)methanamine (CAS 861037-99-2)
- Nicergoline Impurity 11 (CAS CATO-C4X-208511)
- N-(9,10-Dihydro-2-Phenanthrenyl)-2,2,2-Trifluoroacetamide (CAS 18264-89-6)
- 3-(Diethylamino)propyl cinnamate (CAS 4361-80-2)
- Tirzepatide Impurity 25 X TFA Salt (CAS CATO-C4X-324025)
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