7-Chloro-1-oxo-3,4-dihydro-1h-2-benzopyran-3-carboxylic acid CAS 890646-72-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 890646-72-7 |
| Molecular Formula | C10H7ClO4 |
| Molecular Weight | 226.61 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 7-Chloro-1-oxo-3,4-dihydro-1h-2-benzopyran-3-carboxylic acid (CAS 890646-72-7) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C10H7ClO4. Molecular weight: 226.61 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C10H7ClO4 |
| Molecular Weight | 226.61 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, 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 |
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Recommended Standards
- 6-Chloro-4-oxo-3,4-dihydro-2h-1-benzopyran-2-carboxylic acid (CAS 52011-76-4)
- 1-[(4-chloro-1h-pyrazol-1-yl)methyl]-1h-pyrazole-4-carboxylic acid (CAS 1006452-63-6)
- 5-Chloro-7-methoxy-1-benzofuran-2-carboxylic acid (CAS 460044-74-0)
- 2-Chloro-6-fluorobenzyl acetate (CAS 647824-65-5)
- 3-Bromo-2-ethoxy-5-methylbenzoic acid (CAS 1535334-98-5)
- 5-(P-tolyl)-3-(trifluoromethyl)-1H-pyrazol-4-amine (CAS 2492335-51-8)
- 2-Amino-5-iodo-3-methyl-6-phenylpyrimidin-4(3H)-one (CAS 92519-09-0)
- 3-amino-1,1-difluoropentan-2-ol hydrochloride (CAS 1864063-11-5)
- [1-(cyclohexylmethyl)pyrrolidin-2-yl]methanamine (CAS 72135-32-1)
- Peptide T (CAS 106362-32-7)
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