3-Oxo-olean-12-en-28-oic acid methyl ester, 97% CAS 1721-58-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1721-58-0 |
| Molecular Formula | C31H48O3 |
| Molecular Weight | 468.71 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Oxo-olean-12-en-28-oic acid methyl ester, 97% (CAS 1721-58-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C31H48O3. Molecular weight: 468.71 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C31H48O3 |
| Molecular Weight | 468.71 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at room temperature, 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 |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1957 |
Related Oxo Standards
- 168254-95-3 Olean-12-en-28-oicacid, 3,23-dihydroxy-, (3a,4a)- (CAS 168254-95-3)
- 26563-68-8 Olean-12-en-28-oic acid, 2alpha,3alpha-dihydroxy- 2alpha,3alpha-Dihydroxyolean-12-en-28-oic acid (CAS 26563-68-8)
- 5092-01-3 18-alpha-Olean-12-en-30-oic acid, 3-beta-hydroxy-11-oxo-, methyl ester Methyl 18-alpha-glycyrrhetate Methyl beta-glycyrrhetinate (CAS 5092-01-3)
- 150821-16-2 Olean-12-en-28-oicacid, 2,3,23-trihydroxy-, (2a,3a,4b)- (CAS 150821-16-2)
- 152243-70-4 Olean-12-en-28-oicacid, 3,6,23-trihydroxy-, (3b,4a,6b)- (CAS 152243-70-4)
- Olean-12-eno[3,2-c]isoxazol-28-oic acid methyl ester, 97% (CAS 42273-05-2)
- Olean-12-ene-3，11-diol (CAS 5282-14-4)
- Olean-12-en-11-one (CAS 10070-81-2)
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