Ethyl 2-{2,4-dichloro-5-[5-(4-methoxyphenyl)-1H-1,2,3,4-tetrazol-1-yl]phenoxy}acetate CAS 338961-68-5
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 338961-68-5 |
| Molecular Formula | C18H16Cl2N4O4 |
| Molecular Weight | 423.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Ethyl 2-{2,4-dichloro-5-[5-(4-methoxyphenyl)-1H-1,2,3,4-tetrazol-1-yl]phenoxy}acetate (CAS 338961-68-5) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C18H16Cl2N4O4. Molecular weight: 423.25 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C18H16Cl2N4O4 |
| Molecular Weight | 423.25 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
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Recommended Standards
- 3-[(4-Iodophenyl)amino]-2-phenyl-1H-inden-1-one (CAS 22009-03-6)
- Zopiclone Impurity 13 (CAS CATO-C4X-123813)
- 2-Bromo-1,3-bis(3,4-dimethoxyphenyl)propane-1,3-dione (CAS 832738-21-3)
- 3-bromo-5-((S)-1-((S)-tert-butylsulfinyl)pyrrolidin-2-yl)pyridine (CAS 2459946-30-4)
- 2-(4-(Difluoromethoxy)-3-methoxybenzoyl)pyridine (CAS 1261619-89-9)
- (1,2,2,3-Tetramethylcyclopentyl)methanol (CAS 408334-01-0)
- Pemafibrate Impurity 63 (CAS CATO-C4X-290363)
- 4-Phenyl-1,2,4-triazoline-3,5-dione (CAS 4233-33-4)
- Mirogabalin Impurity 127 (CAS CATO-C4X-2924127)
- Glucagon receptor antagonist I (CAS 438618-32-7)
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