4-Acetyl-5-methoxy-1,3-phenylene dibenzoate CAS 126381-85-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 126381-85-9 |
| Molecular Formula | C23H18O6 |
| Molecular Weight | 390.39 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-Acetyl-5-methoxy-1,3-phenylene dibenzoate (CAS 126381-85-9) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C23H18O6. Molecular weight: 390.39 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C23H18O6 |
| Molecular Weight | 390.39 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.) | 1993 |
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Recommended Standards
- 5-(2-tert-Butoxycarbonylamino-ethyl)-1-(4-nitro-phenyl)-1H-pyrazole-4-carboxylic acid methyl ester (CAS 1188338-62-6)
- 3,5-Diethyl 1-[2-(3,4-dimethoxyphenyl)-2-oxoethyl]-1H-pyrazole-3,5-dicarboxylate (CAS 1638612-84-6)
- Polydatin (CAS 65914-17-2)
- 4-[1-Methyl-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)cyclohex-3-en-1-yl]morpholine (CAS 1046832-14-7)
- 3-((5-(Thiophen-2-yl)-1,3,4-oxadiazol-2-yl)thio)propanoic acid (CAS 890594-70-4)
- Nimodipine Impurity 33 (CAS 39562-75-9)
- 3-(Pentafluorophenyl)propionyl chloride (CAS 2063-40-3)
- 5-Chloro-3-(methylthio)indolin-2-one (CAS 61394-53-4)
- 5-(Piperazin-1-ylsulfonyl)furan-2-carboxylic acid (CAS 1284925-88-7)
- D-[Ser]8-Semaglutide (CAS CATO-C4X-2226207)
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