4-Chloro-1-methoxy-2-nitro-8,9-dihydro-5H-benzo[7]annulen-7(6H)-one CAS 1354545-56-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1354545-56-4 |
| Molecular Formula | C12H12ClNO4 |
| Molecular Weight | 269.68 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Chloro-1-methoxy-2-nitro-8,9-dihydro-5H-benzo[7]annulen-7(6H)-one (CAS 1354545-56-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H12ClNO4. Molecular weight: 269.68 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H12ClNO4 |
| Molecular Weight | 269.68 g/mol |
| Appearance | Off-white to pale yellow crystalline powder. (slight halide-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, acetonitrile, DMSO, water (slightly soluble) |
| 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- N-Acetyl-D-glutamic Acid (CAS 19146-55-5)
- tert-Butyl 4-bromo-5-methylindoline-1-carboxylate (CAS 1935609-44-1)
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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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