4-Ethyl-5-methoxy-2-(5-methyl-4-phenyl-1H-pyrazol-3-yl)phenol CAS 299951-90-9
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 299951-90-9 |
| Molecular Formula | C19H20N2O2 |
| Molecular Weight | 308.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Order 4-Ethyl-5-methoxy-2-(5-methyl-4-phenyl-1H-pyrazol-3-yl)phenol (CAS 299951-90-9) pharmaceutical standards reference standard from CATO: ISO 17034 accredited producer, 130,000+ catalog items in stock. Molecular formula: C19H20N2O2. Molecular weight: 308.37 g/mol. COA included with every batch.
Physical & Chemical Properties
| Molecular Formula | C19H20N2O2 |
| Molecular Weight | 308.37 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 2 |
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Recommended Standards
- 4-Ethyl-3,5-bis(4-methoxyphenyl)-1H-pyrazole (CAS 234093-23-3)
- 4-Isopropyl-5-methoxy-1,2-diphenyl-1H-pyrazol-3(2H)-one (CAS 52213-76-0)
- 4-[3-(2-Thienyl)acryloyl]phenyl methanesulfonate (CAS 298218-21-0)
- 1,3-Dimethyl 2-(5-methyl-3-nitropyridin-2-yl)propanedioate (CAS 1820641-61-9)
- 2-((1-(Aminomethyl)cyclopentyl)oxy)ethan-1-ol (CAS 1466152-09-9)
- 5-Methyl-4-(methylamino)-1-(tetrahydrofuran-2-yl)pyrimidin-2(1H)-one (CAS 18002-33-0)
- (s)-1-(Quinazolin-4-yl)piperidin-3-amine dihydrochloride (CAS 1439894-57-1)
- DL-m-Tyrosine (CAS 775-06-4)
- Methyl 4-chloro-5-methylthieno[2,3-d]pyrimidine-6-carboxylate (CAS 832113-96-9)
- Acetyl Tetrapeptide-5 (CAS 820959-17-9)
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