6-Chloro-8-nitro-3,4-dihydro-2h-1-benzopyran-3-carboxylic acid CAS 926239-75-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 926239-75-0 |
| Molecular Formula | C10H8ClNO5 |
| Molecular Weight | 257.63 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 6-Chloro-8-nitro-3,4-dihydro-2h-1-benzopyran-3-carboxylic acid (CAS 926239-75-0), a pharmaceutical standards reference standard manufactured under ISO 17034 accreditation. Molecular formula: C10H8ClNO5. Molecular weight: 257.63 g/mol. Batch-specific COA and technical support are available on request.
Physical & Chemical Properties
| Molecular Formula | C10H8ClNO5 |
| Molecular Weight | 257.63 g/mol |
| Appearance | Off-white to pale 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) | 7.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
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Recommended Standards
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- n'-(2-Chloroacetyl)-3-nitrobenzohydrazide (CAS 63002-52-8)
- (4,5,6,7,8,8-Hexachloro-1,3-dioxo-1,3,3a,4,7,7a-hexahydro-2H-4,7-methanoisoindol-2-yl)acetic acid (CAS 60852-36-0)
- Ethyl 4-(4-(5-cyclopropyl-1,3,4-thiadiazol-2-yl)piperidin-1-yl)-4-oxobutanoate (CAS 1203004-50-5)
- 4-Guanidinobenzoyl chloride (CAS 60131-35-3)
- N-Methyl-2-((1-methyl-6-nitro-2-oxo-1,2-dihydroquinolin-3-yl)oxy)acetamide (CAS 2230408-08-7)
- 3-Chloro-5-(trifluoromethyl)-2-((3-(trifluoromethyl)-1H-1,2,4-triazol-5-yl)thio)pyridine (CAS 1823182-70-2)
- Dimethyl 4-(4-chlorophenyl)-2,6-dimethyl-1,4-dihydropyridine-3,5-dicarboxylate (CAS 73257-49-5)
- GnRH Associated Peptide (GAP) (1-13), human (CAS 100111-07-7)
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