2-Hydroxy Atorvastatin Acetonide tert-Butyl Ester CAS 265989-40-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 265989-40-0 |
| Molecular Formula | C40H47FN2O6 |
| Molecular Weight | 670.81 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
2-Hydroxy Atorvastatin Acetonide tert-Butyl Ester (CAS 265989-40-0) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C40H47FN2O6. Molecular weight: 670.81 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C40H47FN2O6 |
| Molecular Weight | 670.81 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 2 |
Related Hydroxy Standards
- 4-Hydroxy Atorvastatin Acetonide tert-Butyl Ester (CAS 265989-36-4)
- 5-Hydroxy-2,2,6,6-tetramethyl-4-((R)-2-methyl-1-(2,4,6-trihydroxy-3-((R)-1-(2-hydroxy-3,3,5,5-tetramethyl-4,6-dioxocyclohex-1-en-1-yl)-2-methylpropyl)-5-isobutyrylphenyl)propyl)cyclohex-4-ene-1,3-dione (CAS 54247-21-1)
- (11bR)-4-hydroxy-2,6-bis(2,4,6-triethylphenyl)- 4-oxide-dinaphtho[2,1-d:1',2'-f][1,3,2]dioxaphosphepin (CAS 1221940-52-8)
- 5-Hydroxy-6-(3-hydroxy-4-methoxyphenethoxy)-2-(hydroxymethyl)-4-((3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-3-yl 3-(4-hydroxy-3-methoxyphenyl)acrylate (CAS 165338-27-2)
- Hydroxy-PEG12-Boc (CAS 2388521-20-6)
- 2-Hydroxy-3-(diphenylphosphino)-2’-[hydroxy[2-(triethylsilyl)phenyl]methyl]-[1,1’-binaphthalene] (CAS 1661883-81-3)
- 2-Hydroxy Atorvastatin-d (CAS 265989-42-2)
- 4-Hydroxy Atorvastatin-d (CAS 265989-38-6)
Recommended Standards
- Olmesartan impurity 100 (CAS 761404-82-4)
- 3,6,9,12,15,18,21,24,27,30,33-Undecaoxatetratriacontan-1-ol, 1-(4-methylbenzenesulfonate) (CAS 936499-78-4)
- Olmesartan Impurity 47 (CAS 1048948-15-7)
- N-(4-chlorobenzyl)-1-(2-nitrophenyl)methanamine (CAS 912772-17-9)
- N-(4-Bromobenzyl)hydroxylamine (CAS 83670-49-9)
- 2-Amino-1-(4-nitrophenyl)ethan-1-onehydrochloride (CAS 5425-81-0)
- 2-Fluoroisobutyric anhydride (CAS 1263376-40-4)
- 3-[(4-cyano-2-fluorophenyl)amino]propanamide (CAS 1157060-76-8)
- 4-((5,6,7,8-Tetrahydrobenzo[4,5]thieno[2,3-d]pyrimidin-4-yl)amino)butanoic acid (CAS 313534-23-5)
- Semaglutide impurity 109 (CAS CATO-C4X-2226109)
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