Erlotinib Impurity 61 CAS 20825-87-0
Purity 97%+In StockPharmacopoeial Impurity Standards
| CAS No. | 20825-87-0 |
| Molecular Formula | C11H12O4 |
| Molecular Weight | 208.21 g/mol |
| Category | Pharmacopoeial Impurity Standards / EP Impurities |
| Availability | In Stock |
Chemical Structure
Description
Erlotinib Impurity 61 (CAS 20825-87-0) is a pharmacopoeial impurity standards certified reference material from CATO. Molecular formula: C11H12O4. Molecular weight: 208.21 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C11H12O4 |
| Molecular Weight | 208.21 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, ethanol, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
Related Erlotinib Standards
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Recommended Standards
- Donepezil Impurity 14 (CAS 148517-82-2)
- Linezolid Impurity 69 (CAS 10389-51-2)
- ethyl 2-acetoxybenzoate (CAS 529-68-0)
- Dotinurad Impurity 155 (CAS CATO-C4X-2494155)
- Abrocitinib Impurity 55 (CAS 252722-30-8)
- N-[3-(2-Phenoxyethoxy)benzyl]cyclohexanamine (CAS 1040680-89-4)
- 4-Chloro-2,6-xylidine (CAS 24596-18-7)
- Dimethyl[2-(pyrrolidin-3-yloxy)ethyl]amine (CAS 67563-57-9)
- 4-(Benzylamino)-2-methyl-4-oxobut-2-enoic acid (CAS 73463-89-5)
- 263251-78-1 NMG938VJ6T D-3 Tavilermide [USAN:INN] UNII-NMG938VJ6T MIM-D3 MIM-D 3 D 3 (peptide) Tavilermide (CAS 263251-78-1)
Why CATO?
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