Exemestane Impurity 29 CAS 49644-02-2
Purity >95%In StockPharmacopoeial Impurity Standards
| CAS No. | 49644-02-2 |
| Molecular Formula | C19H30O3 |
| Molecular Weight | 306.44 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Exemestane Impurity 29 (CAS 49644-02-2) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C19H30O3. Molecular weight: 306.44 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C19H30O3 |
| Molecular Weight | 306.44 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | >95% |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1971 |
Related Exemestane Standards
- Exemestane Impurity 30 (CAS 14895-71-7)
- Exemestane EP Impurity C (CAS 2130745-60-5)
- Exemestane Impurity 27 (CAS 600178-04-9)
- Exemestane Impurity 28 (CAS CATO-C4X-164128)
- Exemestane Impurity 33 (CAS CATO-C4X-164133)
- Exemestane Impurity 31 (CAS 26991-58-2)
- Exemestane Impurity 6 (CAS 159354-61-7)
- Exemestane Impurity 36 (CAS CATO-C4X-164136)
Recommended Standards
- Propofol Impurity 43 (CAS CATO-C4X-147343)
- 76MJF7P20V 6994-46-3 Sudan blue 9,10-Anthracenedione, 1,4-bis(ethylamino)- 1,4-Bis(ethylamino)-9,10-anthracenedione 1,4-Bis(ethylamino)anthraquinone EINECS 230-263-9 UNII-76MJF7P20V (CAS 6994-46-3)
- Lovastatin Impurity 8 (CAS 86827-77-2)
- Xylometazoline EP Impurity A (CAS 94266-17-8)
- Pramocaine Impurity 2 (CAS 125422-83-5)
- FrovatriptanImpurity 75 (CAS 158930-18-8（free base）)
- Benzoic Acid impurity 7 (CAS 83432-87-5)
- 1-(1H-Pyrazol-3-yl)imidazolidin-2-one (CAS 785834-47-1)
- 2-(3-Bromo-1H-1,2,4-triazol-5-yl)pyridine 219508-87-9 7469AD C7H5BrN4 (CAS 219508-87-9)
- Des-Ser32-Tirzepatide (CAS CATO-CPTD788942)
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