3-(4-Hydroxyphenyl)-4-oxo-4H-chromen-7-yl hydrogen sulfate CAS 688025-49-2
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 688025-49-2 |
| Molecular Formula | C15H10O7S |
| Molecular Weight | 334.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(4-Hydroxyphenyl)-4-oxo-4H-chromen-7-yl hydrogen sulfate (CAS 688025-49-2) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C15H10O7S. Molecular weight: 334.30 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C15H10O7S |
| Molecular Weight | 334.30 g/mol |
| 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1985 |
| Sulfur Atoms | 1 |
Related Hydroxyphenyl Standards
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- 3-(4-hydroxyphenyl)-4-oxo-4H-chromen-7-yl dihydrogen phosphate (CAS 386285-65-0)
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Recommended Standards
- 6-Amino-1,3-dimethyl-4-(4-(trifluoromethyl)phenyl)-1,4-dihydropyrano[2,3-c]pyrazole-5-carbonitrile (CAS 1637739-82-2)
- 3-(Bis(benzyloxy)phosphoryl)propanoic acid (CAS 805243-04-3)
- 4-(7-Hydroxy-4-oxo-4H-chromen-3-yl)phenyl hydrogen sulfate (CAS 162935-26-4)
- 6-Fluoro-1,2,3,4-tetrahydronaphthalen-2-ol (CAS 85072-31-7)
- delta-Guanido-a-ketovaleric Acid (CAS 3715-10-4)
- 5-([1,1'-Biphenyl]-3-yl)oxazol-2-amine (CAS 842155-21-9)
- 2-(5-Bromo-2-chlorophenyl)acetic acid (CAS 177985-34-1)
- N-(5-Chloro-2-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzyl)propan-2-amine (CAS 2096336-54-6)
- D-(+)-Cellotetraose (CAS 38819-01-1)
- Semaglutide impurity 235 (CAS CATO-C4X-2226235)
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