3',6'-Dihydroxy-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one, potassium salt CAS 6417-85-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 6417-85-2 |
| Molecular Formula | C20H12O5 K |
| Molecular Weight | N/A |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 3',6'-Dihydroxy-3H-spiro[isobenzofuran-1,9'-xanthen]-3-one, potassium salt (CAS 6417-85-2) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C20H12O5 K. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C20H12O5 K |
| Molecular Weight | 371.41 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.) | 1958 |
Related Dihydroxy Standards
- Ethyl 2,2-dihydroxy-4-ethoxy-3-oxobutanoate (CAS 1000018-28-9)
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- Ethyl 4,7-dihydroxy-2-oxo-2H-chromene-3-carboxylate (CAS 100037-66-9)
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- 1-(2,4-Dihydroxy-3,6-dimethoxyphenyl)-3-(2-methoxyphenyl)prop-2-en-1-one 100079-39-8 ST24037017 (CAS 100079-39-8)
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Recommended Standards
- Tert-butyl (4-fluorobenzo[d]isoxazol-3-yl)carbamate (CAS 1344688-29-4)
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- 1-(Allyloxy)-4-bromo-2-fluorobenzene (CAS 1332355-03-9)
- 3-Oxo-2-propyl-2,3,5,6,7,8-hexahydrocinnoline-6-carboxylic acid (CAS 1713714-14-7)
- 2-amino-4-chloro-N,N-dimethylbenzamide (CAS 898541-55-4)
- ((Benzyloxy)carbonyl)-L-valyl-L-methionine (CAS 108543-82-4)
- Heptapeptide-6 (CAS CATO-CPTD788823)
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