3-[1-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)ethenyl]estra-1,3,5(10)-trien-17-one CAS 2559765-38-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 2559765-38-5 |
| Molecular Formula | C26H35BO3 |
| Molecular Weight | 406.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 3-[1-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)ethenyl]estra-1,3,5(10)-trien-17-one (CAS 2559765-38-5) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C26H35BO3. Molecular weight: 406.37 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C26H35BO3 |
| Molecular Weight | 406.37 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) | 9.5 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2001 |
Related Tetramethyl Standards
- 4,4,5,5-Tetramethyl-2-(4'-(naphthalen-2-yl)-[1,1'-biphenyl]-4-yl)-1,3,2-dioxaborolane (CAS 1450898-36-8)
- 3-(2-Oxo-5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzo[cd]indol-1(2H)-yl)piperidine-2,6-dione (CAS 2767648-27-9)
- 3-(2-Oxo-6-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzo[cd]indol-1(2H)-yl)piperidine-2,6-dione (CAS 2912304-32-4)
- 1-(4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)phenyl)-3-(3-(trifluoromethyl)phenyl)urea (CAS 796967-48-1)
- 3,3'-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)-1,1'-biphenyl (CAS 850264-92-5)
- 4,4’-Bis(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)biphenyl (CAS 207611-87-8)
- 4-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)-N-(4-(trifluoromethoxy)phenyl)benzamide (CAS 1704069-18-0)
- 1-(5-(4,4,5,5-Tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)-3-(3-(trifluoromethyl)phenyl)urea (CAS 939968-42-0)
Recommended Standards
- (2R,3S,4R,5R)-2-(Hydroxymethyl)-5-(6-(isopentylamino)-9H-purin-9-yl)tetrahydrofuran-3,4-diol (CAS 17659-78-8)
- Relebactam Impurity 151 (CAS CATO-C4X-2144151)
- S-(+)-N-Trifluoroacetodesmethyl Citalopram (CAS 1217697-83-0)
- 2-Oxa-6-azaspiro[3.5]nonane oxalate (CAS 1046153-20-1)
- S-Acetylmercaptosuccinic anhydride (CAS 6953-60-2)
- 1-(4-Fluorophenyl)-3-(4-methoxyphenyl)-1H-pyrazol-5-amine (CAS 618098-15-0)
- 1-{4-[(3,4-dichlorobenzenesulfonyl)methyl]-4-hydroxypiperidin-1-yl}-2,2-dimethylpropan-1-one (CAS 865659-58-1)
- 6-Nitro-2-phenylindolizine (CAS 60891-76-1)
- 1,3,5-Trimethyl-4,5-dihydro-1H-pyrazole-4-carbaldehyde (CAS 402600-56-0)
- Semaglutide impurity 201 (CAS CATO-C4X-2226201)
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