3-(Hydroxyimino)-olean-12-en-28-oic acid methyl ester, 97% CAS 35137-30-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 35137-30-5 |
| Molecular Formula | C31H49NO3 |
| Molecular Weight | 483.73 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 3-(Hydroxyimino)-olean-12-en-28-oic acid methyl ester, 97% (CAS 35137-30-5) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C31H49NO3. Molecular weight: 483.73 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C31H49NO3 |
| Molecular Weight | 483.73 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.) | 1967 |
| Nitrogen Atoms | 1 |
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- 5-[[5-[[2-(Hydroxyimino)-1,1-dimethylpropyl]amino]-3-[2-[[2-(hydroxyimino)-1,1-dimethylpropyl]amino]ethyl]pentyl]amino]-5-oxo-pentanoic Acid 2,3,4,5,6-Pentafluorophenyl Ester (CAS 1287264-54-3)
- 2-{4-[(hydroxyimino)methyl]-2-methoxyphenoxy}-N-mesitylacetamide (CAS 721916-24-1)
- Methyl 2-({5-[(hydroxyimino)methyl]imidazo[2,1-b][1,3]thiazol-6-yl}sulfanyl)benzenecarboxylate (CAS 338976-19-5)
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Recommended Standards
- Selumetinib Impurity 19 (CAS CATO-C4X-305319)
- 4-amino-1-[(2R,4S,5R)-4-[tert-butyl(dimethyl)silyl]oxy-5-[[tert-butyl(dimethyl)silyl]oxymethyl]tetrahydrofuran-2-yl]-2-oxo-pyrimidine-5-carbaldehyde (CAS 1257247-38-3)
- Selumetinib Impurity 11 (CAS CATO-C4X-305311)
- N-Denitroso-N'-nitroso Lomustine-d4 (CAS 1346603-97-1)
- (5-Amino-1-methyl-1H-benzoimidazol-2-yl)-methanol (CAS 330472-50-9)
- 1-(4-((2-Methoxyethoxy)methyl)piperidin-1-yl)-2-(3-methoxyphenoxy)ethan-1-one (CAS 1251631-71-6)
- 2-phenyl-4,5,6,7-tetrahydro-2H-indazol-4-one (CAS 113502-44-6)
- Ganoderol A (CAS 104700-97-2)
- (4-Benzoylpiperazin-1-yl)(2,4-dichlorophenyl)methanone (CAS 331950-25-5)
- Semaglutide impurity 67 (CAS CATO-C4X-222667)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com