Methyl 4-((7-acetoxy-4-oxo-4H-chromen-3-yl)oxy)benzoate CAS 137988-21-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 137988-21-7 |
| Molecular Formula | C19H14O7 |
| Molecular Weight | 354.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order Methyl 4-((7-acetoxy-4-oxo-4H-chromen-3-yl)oxy)benzoate (CAS 137988-21-7) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C19H14O7. Molecular weight: 354.31 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C19H14O7 |
| Molecular Weight | 354.31 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) | 13.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1996 |
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Recommended Standards
- 8-Bromo-2-((2-(trimethylsilyl)ethoxy)methyl)isoquinolin-1(2H)-one (CAS 1337882-48-0)
- Mal-PEG2-NHS ester (CAS 1433997-01-3)
- 7-Bromo-2-((2-(trimethylsilyl)ethoxy)methyl)isoquinolin-1(2H)-one (CAS 1337880-08-6)
- 5-(1-Imino-3-phenylallyl)-4,7-dimethoxybenzofuran-6-ol (CAS 61340-68-9)
- 2-(tert-Butyl)-3-cyclopropoxy-4-(methylthio)pyridine (CAS 1243402-25-6)
- 2'-TBDMS-Ac-rC (CAS 119794-51-3)
- 2-(4-Ethyl-6-oxopyrimidin-1(6H)-yl)acetic acid (CAS 1707567-39-2)
- Isothiazolo[5,4-c]pyridin-3(2H)-one 1,1-Dioxide (CAS 142141-07-9)
- 5-Bromo-2-(pyridin-3-ylmethoxy)pyridine (CAS 331809-15-5)
- Semaglutide (CAS CATO-C4X-2226105)
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