3-Methyl-4-{[(4-methylphenyl)amino]methylidene}-4,5-dihydro-1H-pyrazol-5-one CAS 339020-92-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 339020-92-7 |
| Molecular Formula | C12H13N3O |
| Molecular Weight | 215.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-Methyl-4-{[(4-methylphenyl)amino]methylidene}-4,5-dihydro-1H-pyrazol-5-one (CAS 339020-92-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H13N3O. Molecular weight: 215.25 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H13N3O |
| Molecular Weight | 215.25 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Nitrogen Atoms | 3 |
Related Methyl Standards
- methyl 5-(3-methylphenyl)-1H-pyrrole-2-carboxylate (CAS 1000682-37-0)
- 1-methyl-5-(3-methylphenyl)-1H-pyrrole-2-carboxylic acid (CAS 1049132-05-9)
- 1-[5-methyl-1-(4-methylphenyl)-1H-1,2,3-triazol-4-yl]ethan-1-one (CAS 194478-14-3)
- 1-(4-methylphenyl)-3-(1H-1,2,4-triazol-1-yl)propan-1-one (CAS 81234-27-7)
- 1-(4-methylphenyl)-3-(propan-2-yl)-1H-pyrazol-5-amine (CAS 1154569-98-8)
- 1-(2-methylphenyl)-5-(propan-2-yl)-1H-pyrazol-4-amine (CAS 1245007-64-0)
- 1-(4-Methylphenyl)-5-(propan-2-yl)-1h-pyrazol-4-amine (CAS 1501926-22-2)
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Recommended Standards
- 3-Cyclopropyl-2-(4-methoxyphenyl)-3-oxopropanenitrile (CAS 95664-79-2)
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- 3-Benzylidene-1-ethylpyrrolidine-2,5-dione (CAS 588672-30-4)
- 2-((6-Fluorospiro[3.3]heptan-2-yl)methyl)-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (CAS 2715119-86-9)
- (S)-Benzyl 2-(aminomethyl)piperidine-1-carboxylate hydrochloride (CAS 1217715-35-9)
- 5-Nitro-N-phenyl-1H-indazol-3-amine (CAS 574729-29-6)
- 3-Amino-[1,2,4]triazolo[4,3-a]pyrimidine (CAS 1195625-75-2)
- 4-Chloro-1-(2-chloro-4-fluorobenzyl)-1,2-dihydro-3h-pyrazol-3-imine (CAS 956395-96-3)
- Ampholak YJH 40 (CAS 52663-87-3)
- Tau Peptide (401-411)-Lys-Lys trifluoroacetate salt (CAS 2022956-59-6)
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