Palbociclib Impurity 49 CAS 2172256-78-7
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 2172256-78-7 |
| Molecular Formula | C15H17N3O3 |
| Molecular Weight | 287.32 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Order Palbociclib Impurity 49 (CAS 2172256-78-7) pharmacopoeial impurity standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C15H17N3O3. Molecular weight: 287.32 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C15H17N3O3 |
| Molecular Weight | 287.32 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°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 |
| Degree of Unsaturation (DBE) | 9.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1998 |
| Nitrogen Atoms | 3 |
Related Palbociclib Standards
- Palbociclib Impurity 202 (CAS CATO-C4X-1125202)
- Palbociclib Impurity 84 (CAS 571189-64-5)
- Palbociclib Impurity 170 (CAS CATO-C4X-1125170)
- Palbociclib Impurity 140 (CAS CATO-C4X-1125140)
- Palbociclib Impurity 138 (CAS CATO-C4X-1125138)
- Palbociclib Impurity 90 (CAS 2242625-36-9)
- Palbociclib Impurity 199 (E-Isomer) (CAS CATO-C4X-1125199)
- Palbociclib Impurity 124 (CAS CATO-C4X-1125124)
Recommended Standards
- (E)-ethyl N'-5-amino-1-phenyl-1H-pyrazole-4-carbonylacetohydrazonate 99347-10-1 Ethyl N-[(5-amino-1-phenyl-1H-pyrazol-4-yl)carbonyl]ethanehydrazonoate (CAS 99347-10-1)
- Baricitinib Impurity 11 (CAS CATO-C4X-226011)
- N4-(Isoquinolin-5-yl)quinazoline-4,6-diamine (CAS 899829-96-0)
- 7-ADCA Impurity 3 (CAS 26924-74-3)
- Mirogabalin impurity 76 (CAS CATO-C4X-292476)
- 2-Fluoro-5-methyl-3-(pentafluoro-lambda6-sulfanyl)pyridine (CAS 1982380-85-7)
- 3,3-dichloro-1-methylpiperidin-2-one (CAS 77261-24-6)
- 4-Chloro-N-[2-(2-fluorophenoxy)ethyl]benzamide (CAS 839693-48-0)
- 2-(1-Phenylpropan-2-yl)isoindoline-1,3-dione (CAS 93315-98-1)
- Exenatide (CAS 141758-74-9)
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