2,2-Bis(4-hydroxy-2-oxo-2H-chromen-3-yl)acetic acid CAS 567-83-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 567-83-9 |
| Molecular Formula | C20H12O8 |
| Molecular Weight | 380.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2,2-Bis(4-hydroxy-2-oxo-2H-chromen-3-yl)acetic acid (CAS 567-83-9) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H12O8. Molecular weight: 380.30 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H12O8 |
| Molecular Weight | 380.30 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 methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
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Recommended Standards
- (2-Bromo-5-methoxyphenyl)(4-(thiophen-2-yl)piperidin-1-yl)methanone (CAS 1396717-98-8)
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- N-(4-Bromo-3-methylphenyl)-4-(thiophen-2-yl)tetrahydro-2H-pyran-4-carboxamide (CAS 877651-29-1)
- 2-((3-Bromophenyl)amino)-4-methylthiazole-5-carboxylic acid (CAS 1071328-75-0)
- Tert-butyl 3-(4-aminophenyl)-5-oxo-1,2,4-oxadiazole-4(5H)-carboxylate (CAS 2173992-03-3)
- Dibenzyl 4,4'-(1,4-phenylene)bis(piperidine-1-carboxylate) (CAS 2097673-46-4)
- 4-Chloro-2-methoxypyrimidine-5-carbonitrile (CAS 1823869-53-9)
- 1-Benzyl-4-(hydroxymethyl)piperidine-4-carbonitrile (CAS 162686-53-5)
- 4-(2-Bromo-5-cyclohexyl-3-hydroxypent-1-en-1-yl)hexahydro-2H-cyclopenta[b]furan-2,5-diol (CAS 60057-00-3)
- Urotensin II-Related Peptide (human, mouse, rat) (CAS 342878-90-4)
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