503561-69-1 7-Chloro-4-nitro-5-(pyrrolidin-1-yl)-2,1,3-benzoxadiazole MFCD03269116 CAS 503561-69-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 503561-69-1 |
| Molecular Formula | C10H9ClN4O3 |
| Molecular Weight | 268.66 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 503561-69-1 7-Chloro-4-nitro-5-(pyrrolidin-1-yl)-2,1,3-benzoxadiazole MFCD03269116 (CAS 503561-69-1) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C10H9ClN4O3. Molecular weight: 268.66 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C10H9ClN4O3 |
| Molecular Weight | 268.66 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, faint amine-like odor) |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
Related Chloro Standards
- 1-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)oxy)-2-methylpropan-2-amine (CAS 1115029-80-5)
- 2-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)amino)-2-methylpropan-1-ol (CAS 1157109-01-7)
- 2-[[3-Chloro-5-(trifluoromethyl)-2-pyridinyl]-(ethyl)amino]-1-ethanol (CAS 1220033-21-5)
- 4-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)amino)butan-2-ol (CAS 1220034-48-9)
- 2-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)(methyl)amino)propan-1-ol (CAS 1427771-26-3)
- 1-(5-Chloro-1-ethyl-6-oxo-1,6-dihydropyridazin-4-yl)-1H-imidazole-4-carboxylic acid (CAS 1708268-79-4)
- 1-(5-Chloro-1-ethyl-6-oxo-1,6-dihydropyridazin-4-yl)-1H-pyrazole-3-carboxylic acid (CAS 1713463-29-6)
- 1-chloro-3-(2-methylpropoxy)-5-(trifluoromethoxy)benzene (CAS 1881295-72-2)
Recommended Standards
- 3-fluoro-5-(trifluoromethyl)benzene-1-sulfonyl chloride (CAS 886499-99-6)
- Cenobamate Impurity 56 (CAS CATO-C4X-241656)
- 3-Chloro-N-(3-methoxypropyl)-5-(trifluoromethyl)pyridin-2-amine (CAS 338406-33-0)
- Di-tert-butyl Peroxide (CAS 110-05-4)
- (1R,5R,6S)-5-fluoro-3-azabicyclo[4.1.0]Heptane (CAS 1445950-82-2)
- 7-Methyl-1H-pyrazolo[1,5-a][1,3,5]triazin-2-one (CAS 2140305-45-7)
- 6,7-Dimethoxy-2,3-dihydrobenzofuran-2-carboxylic acid (CAS 1706443-41-5)
- 2-Oxo-3-(4-(trifluoromethoxy)phenyl)propanoic acid (CAS 954259-35-9)
- Methotrexate Impurity 30 (CAS 881-33-4)
- Semaglutide impurity 38 (CAS CATO-C4X-222638)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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