Lapatinib Impurity 46 CAS 320337-10-8
Purity ≥95%In StockPharmacopoeial Impurity Standards
| CAS No. | 320337-10-8 |
| Molecular Formula | C31H30ClFN4O4S |
| Molecular Weight | 609.11 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Lapatinib Impurity 46 (CAS 320337-10-8) is a high-purity pharmacopoeial impurity standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C31H30ClFN4O4S. Molecular weight: 609.11 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C31H30ClFN4O4S |
| Molecular Weight | 609.11 g/mol |
| Purity | ≥95% |
| 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/Cl-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 1 |
Related Lapatinib Standards
- Lapatinib Impurity 42 (CAS CATO-C4X-119142)
- Lapatinib Impurity 44 (CAS CATO-C4X-119144)
- Lapatinib impurity 36 (CAS CATO-C4X-119136)
- Lapatinib Impurity 22 (CAS 1360431-86-2)
- Lapatinib-d4 (CAS 1184264-15-0)
- Lapatinib 2-Fluoro Impurity (CAS 1393112-45-2)
- Lapatinib (CAS 231277-92-2)
- Lapatinib Impurity 20 (CAS 1026818-86-9)
Recommended Standards
- (rac)-Modipafant-d4 (CAS 1794707-03-1)
- 1,1'-((((5-Chloropyrimidine-2,4-diyl)bis(azanediyl))bis(3-methoxy-4,1-phenylene))bis(piperazine-4,1-diyl))bis(ethan-1-one) (CAS 1472795-20-2)
- ((2S,6R)-6-(5-methyl-2,4-dioxo-3,4-dihydropyrimidin-1(2H)-yl)-4-tritylmorpholin-2-yl)methyl dimethylphosphoramidochloridate (CAS 956139-30-3)
- Rocuronium Impurity 13 (CAS CATO-C4X-124213)
- Nintedanib Impurity 140 (CAS CATO-C4X-1814140)
- 1-(Benzyloxy)-3-fluoro-5-nitrobenzene (CAS 1536920-33-8)
- 2-(Benzylamino)-1-(thiophen-2-yl)ethan-1-ol (CAS 76175-41-2)
- 6-((Naphthalen-1-yloxy)methyl)-4-phenylmorpholin-3-one (CAS 21809-17-6)
- 4-[(4-chlorobenzyl)oxy]benzamide (CAS 79185-46-9)
- Palmitoyl Tripeptide -5 · 2 TFA (CAS 623172-56-5)
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