5-(4-Hydroxyphenyl)-5-methyl-2-phenyl-1,2,4-triazolidin-3-one CAS 245039-31-0
| CAS No. | 245039-31-0 |
| Molecular Formula | C15H15N3O2 |
| Molecular Weight | 269.30 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
CATO supplies 5-(4-Hydroxyphenyl)-5-methyl-2-phenyl-1,2,4-triazolidin-3-one (CAS 245039-31-0), a certified reference material (molecular formula C15H15N3O2, MW 269.30 g/mol) for analytical method development and quality control.
Structurally, 5-(4-Hydroxyphenyl)-5-methyl-2-phenyl-1,2,4-triazolidin-3-one (C15H15N3O2) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 10.0, corresponding to approximately 10 ring(s) or double-bond equivalent(s). With a molecular weight of 269.30 g/mol, it falls into the medium-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C15H15N3O2 |
| Molecular Weight | 269.30 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) | 10.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Related Hydroxyphenyl Standards
- N-(4-Hydroxyphenyl)-3-(4-methoxyphenyl)acrylamide (CAS 19186-86-8)
- 3-(2-Hydroxyphenyl)-4-phenyl-4,5-dihydro-1h-1,2,4-triazole-5-thione (CAS 81518-26-5)
- n-(4-Hydroxyphenyl)-5-methylthiophene-2-sulfonamide (CAS 1042647-34-6)
- N-(4-hydroxyphenyl)-N-methylthiophene-2-sulfonamide (CAS 790232-16-5)
- (2E)-1-(4-Hydroxyphenyl)-3-(4-nitrophenyl)prop-2-en-1-one (CAS 132248-59-0)
- (E)-1-(2-Hydroxyphenyl)-3-(4-nitrophenyl)prop-2-en-1-one (CAS 52923-40-7)
- 1-(2-Hydroxyphenyl)-3-(3-nitrophenyl)prop-2-en-1-one (CAS 36574-84-2)
- Methyl 2-(2-hydroxyphenyl)benzo[d]oxazole-7-carboxylate (CAS 819071-06-2)
Recommended Standards
- 5-(2-Phenoxybenzyl)oxazolidin-2-one (CAS 62826-06-6)
- 5-(Furan-2-yl)-3-(p-tolyl)-4,5-dihydro-1H-pyrazole-1-carboxamide (CAS 885269-83-0)
- 5-(2-Amino-4,6-dihydroxypyrimidin-5-yl)-2-propylpentanoic acid (CAS 79333-31-6)
- 5-{[(2-methoxyphenyl)methyl]amino}-2,3-dihydro-1h-1,3-benzodiazol-2-one (CAS 861408-09-5)
- (1Z)-N-[(Ethoxycarbonyl)oxy]-2-(phenylsulfonyl)ethanimidamide (CAS 931960-70-2)
- Methyl 2-(((4-isopropylphenoxy)carbonyl)amino)benzoate (CAS 866153-47-1)
- (Methyl(pyrimidin-2-yl)amino)methanol (CAS 89464-83-5)
- Fluocinolone Acetonide EP Impurity M (CAS 356-12-7)
- Tetraethyl 2-(4-nitrophenyl)propane-1,1,3,3-tetracarboxylate (CAS 126989-14-8)
- 4-Methoxy-3-nitrobenzoyl Chloride (CAS 10397-28-1)
- 1-(Piperidin-1-yl)ethanamine (CAS 213757-49-4)
- N-{4-[(4-bromophenyl)sulfanyl]phenyl}-2-chloro-4-methanesulfonylbenzamide (CAS 339031-33-3)
- 2-Fluoro-4-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)benzenesulfonamide (CAS 1310956-30-9)
- Ephrin-A2-Selective YSA-Peptide (CAS 532441-10-4)
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