1-(4-Hydroxyphenyl)-5-methyl-2-(3-(4-(4-methylpyridin-2-yl)piperazin-1-yl)propyl)-1H-pyrazol-3(2H)-one CAS 104416-71-9
| CAS No. | 104416-71-9 |
| Molecular Formula | C23H29N5O2 |
| Molecular Weight | 407.51 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of 1-(4-Hydroxyphenyl)-5-methyl-2-(3-(4-(4-methylpyridin-2-yl)piperazin-1-yl)propyl)-1H-pyrazol-3(2H)-one is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
1-(4-Hydroxyphenyl)-5-methyl-2-(3-(4-(4-methylpyridin-2-yl)piperazin-1-yl)propyl)-1H-pyrazol-3(2H)-one (CAS 104416-71-9) is a high-purity analytical reference standard with the molecular formula C23H29N5O2 and a molecular weight of 407.51 g/mol.
The molecular framework of 1-(4-Hydroxyphenyl)-5-methyl-2-(3-(4-(4-methylpyridin-2-yl)piperazin-1-yl)propyl)-1H-pyrazol-3(2H)-one (C23H29N5O2) is characterized by a steroid core, an amide group, a hydroxyl group, an ether linkage. In reversed-phase chromatography, its retention is governed primarily by the protonation state of its nitrogen-containing groups, which provides a practical basis for HPLC-UV/DAD or LC-MS method development. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO manufactures 1-(4-Hydroxyphenyl)-5-methyl-2-(3-(4-(4-methylpyridin-2-yl)piperazin-1-yl)propyl)-1H-pyrazol-3(2H)-one under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C23H29N5O2 |
| Molecular Weight | 407.51 g/mol |
| Appearance | Pale yellow to yellow crystalline powder |
| 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 |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1986 |
| Nitrogen Atoms | 5 |
Related Hydroxyphenyl Standards
- 1-(4-Hydroxyphenyl)-2-phenyl-4-(2-(phenylthio)ethyl)pyrazolidine-3,5-dione (CAS 1174-98-7)
- (3AR)-5-(2-hydroxyphenyl)-3a-methyl-6-[3-(trifluoromethyl)benzoyl]-octahydropyrrolo[2,3-b]pyrrol-2-one (CAS 956964-50-4)
- Benzyl (4-(4-(4-Hydroxyphenyl)piperazin-1-yl)phenyl)carbamate (CAS 864685-20-1)
- 2-((5-(3-Hydroxyphenyl)-1,3,4-oxadiazol-2-yl)thio)-N,N-diphenylacetamide (CAS 332911-99-6)
- 2-((5-(4-Hydroxyphenyl)-1,3,4-oxadiazol-2-yl)thio)-N,N-diphenylacetamide (CAS 332906-50-0)
- 4-(4-Hydroxyphenyl)-3-methyl-1-phenyl-1h-indeno[1,2-b]pyrazolo[4,3-e]pyridin-5-one (CAS 1016225-46-9)
- 1-(2-Hydroxyphenyl)-3-(5-(2-nitro-4-(trifluoromethyl)phenyl)furan-2-yl)prop-2-en-1-one (CAS 646497-94-1)
- 2,2-Bis(4-hydroxyphenyl)-2-[4-(trifluoromethyl)phenyl]trifluoroethane (CAS 874438-52-5)
Recommended Standards
- 2-((3-Methyl-4-oxo-7-phenyl-3,4-dihydrothieno[3,2-d]pyrimidin-2-yl)thio)-N-phenylacetamide (CAS 1040632-26-5)
- N-(3-(methylthio)phenyl)-2-(4-oxo-7-phenylthieno[3,2-d]pyrimidin-3(4H)-yl)acetamide (CAS 1105235-84-4)
- (E)-1-(4-(3-(naphthalen-1-yl)-1H-pyrazol-5-yl)piperidin-1-yl)-3-phenylprop-2-en-1-one (CAS 1030386-34-5)
- MPI-0479605, >98% (HPLC) (CAS 1246529-32-7)
- 1-(Methylsulfonyl)azetidine-3-carboxamide (CAS 1428374-79-1)
- Nifuratel Impurity 16 (CAS 19987-13-4)
- (3aR,3'aR,8aS,8'a'S)-2,2'-Cyclopropylidenebis[3a,8a-dihydro-8H-Indeno[1,2-d]oxazole] (CAS 229184-98-9)
- Bis[(2-di-i-propylphosphino)ethyl]amine, min. 97% (10 wt% in tetrahydrofuran) (CAS 131890-26-1)
- 7-Methoxy-1H-pyrrolo[3,2-c]pyridin-2(3H)-one (CAS 1394838-60-8)
- 1-(2,4-Dihydroxy-3,5-dimethylphenyl)hexan-1-one (CAS 88924-67-8)
- 6-(Chloromethyl)-3-(difluoromethyl)-4-nitropyridin-2-amine (CAS 1804685-61-7)
- 4-Nitrophenyl 2-acetamido-3-phenylpropanoate (CAS 38806-34-7)
- 2,3-dihydrobenzo[b][1,4]dioxine-5-carbaldehyde (CAS 29668-43-7)
- Semaglutide impurity 108 (CAS CATO-C4X-2226108)
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