Ethyl 4-hydroxy-5-phenyl-1H-pyrazole-3-carboxylate CAS 34035-06-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 34035-06-8 |
| Molecular Formula | C12H12N2O3 |
| Molecular Weight | 232.24 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
High-purity Ethyl 4-hydroxy-5-phenyl-1H-pyrazole-3-carboxylate (CAS 34035-06-8) pharmaceutical standards reference standard. Molecular formula: C12H12N2O3. Molecular weight: 232.24 g/mol. Produced by CATO, one of China's leading reference material manufacturers, with COA documentation and global shipping.
Physical & Chemical Properties
| Molecular Formula | C12H12N2O3 |
| Molecular Weight | 232.24 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1966 |
| Nitrogen Atoms | 2 |
Related Ethyl Standards
- Methyl 4-(5-hydroxy-3-methyl-1h-pyrazol-1-yl)benzoate (CAS 1005574-95-7)
- (5-Hydroxy-3-methyl-1-phenyl-1H-pyrazol-4-yl)-acetic acid (CAS 1015844-47-9)
- Ethyl 5-hydroxy-3-phenyl-1H-pyrazole-4-carboxylate (CAS 1198210-86-4)
- 3-Hydroxy-3-(1-phenyl-1h-pyrazol-4-yl)propanoic acid (CAS 1275849-39-2)
- Ethyl 4-Hydroxy-7-methyl-1,8-naphthyridine-3-carboxylate (CAS 13250-96-9)
- 6-Hydroxy-5-(4-methoxybenzyl)pyrimidin-4(3H)-one (CAS 16015-98-8)
- 6-Hydroxy-2-(4-methoxybenzyl)pyrimidin-4(3H)-one (CAS 16953-21-2)
- 3-Hydroxy-5-methoxy-2,3-dihydropyrrolo[2,1-b]quinazolin-9(1H)-one (CAS 178740-33-5)
Recommended Standards
- Ethyl 4-hydroxy-1-phenyl-1h-pyrazole-3-carboxylate (CAS 39683-24-4)
- Ethyl 5-(3-aminophenyl)isoxazole-3-carboxylate (CAS 745078-84-6)
- Ethyl 4-amino-2-oxo-1,2-dihydroquinoline-3-carboxylate (CAS 79791-16-5)
- 2-(Pyridin-2-yl)-N-(thiophen-2-ylmethyl)ethan-1-amine (CAS 6973-67-7)
- tert-Butyl (1-(2-chloroacetyl)pyrrolidin-3-yl)(ethyl)carbamate (CAS 1353977-78-2)
- 2-[4-(2-Hydroxyethyl)-1-Piperazinyl]Ethanesulfonic Acid (CAS 7365-45-9)
- Tert-butyl 2-methyl-5-phenylpiperazine-1-carboxylate (CAS 904816-67-7)
- (S)-2-(1-aminoethyl)thiazole-5-carboxylic acid (CAS 2272778-58-0)
- 4-Bromo-N-(cyclopropylmethyl)-2-methylaniline (CAS 1156171-36-6)
- Semaglutide impurity 44 (CAS CATO-C4X-222644)
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