(E)-Caffeic acid isopropyl ester CAS 845883-03-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 845883-03-6 |
| Molecular Formula | C12H14O4 |
| Molecular Weight | 222.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-Caffeic acid isopropyl ester (CAS 845883-03-6) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C12H14O4. Molecular weight: 222.24 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C12H14O4 |
| Molecular Weight | 222.24 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
Related E Standards
- (E)-Caffeic acid propyl ester (CAS 142234-81-9)
- (E)-Caffeic acid n-butyl ester (CAS 136944-10-0)
- (E)-Caffeic acid t-butyl ester (CAS 845883-04-7)
- (E)-Caffeic acid n-pentyl ester (CAS 136944-11-1)
- Caffeic Acid Methyl Ester (CAS 67667-67-8)
- Caffeic acid-<SUP>13</SUP>C<SUB>9</SUB> (CAS 1173097-51-2)
- Caffeic Acid 4-Sulfate (CAS 151481-51-5)
- Caffeic Acid-13C3 (CAS 1185245-82-2)
Recommended Standards
- (E)-4-(But-2-en-1-yl)-3-hydroxy-5-methoxybenzoic acid (CAS 81184-21-6)
- (S)-2-Acetamido-3-(4-aminophenyl)propanoic acid (CAS 402497-81-8)
- (E)-3-(4-Hydroxy-3-methoxyphenyl)allyl acetate (CAS 94930-81-1)
- 4-Bromo-1-isopropoxy-2-nitrobenzene (CAS 383869-57-6)
- 2,5-Dioxopyrrolidin-1-yl docosanoate (CAS 58047-86-2)
- PF-06649283 (CAS 1621585-17-8)
- 2-Phenyl-1,2,3,4-tetrahydroisoquinoline (CAS 3340-78-1)
- 4-(tert-Butyl)-2-fluorophenol (CAS 38946-63-3)
- 6-Chloro-2-methylpyrimidin-4-ol (CAS 17551-52-9)
- Semaglutide impurity 227 (CAS CATO-C4X-2226227)
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