(4Z)-4-{[(4-methoxyphenyl)amino]methylidene}-3-methyl-1-phenyl-4,5-dihydro-1H-pyrazol-5-one CAS 68178-56-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 68178-56-3 |
| Molecular Formula | C18H17N3O2 |
| Molecular Weight | 307.35 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(4Z)-4-{[(4-methoxyphenyl)amino]methylidene}-3-methyl-1-phenyl-4,5-dihydro-1H-pyrazol-5-one (CAS 68178-56-3) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C18H17N3O2. Molecular weight: 307.35 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C18H17N3O2 |
| Molecular Weight | 307.35 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) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1976 |
| Nitrogen Atoms | 3 |
Related Z Standards
- (4Z)-4-{[(2-methoxyphenyl)amino]methylidene}-3-methyl-1-phenyl-4,5-dihydro-1H-pyrazol-5-one (CAS 184708-15-4)
- (3E)-3-[2-(4-Methoxyphenyl)hydrazin-1-ylidene]-1-(prop-2-en-1-yl)-2,3-dihydro-1H-indol-2-one (CAS 320422-16-0)
- 2-(3-Methoxyphenyl)-6-methylquinoline-4-carbohydrazide (CAS 588692-18-6)
- 3-(5-(4-Methoxyphenyl)-1,3,4-oxadiazol-2-yl)-2-thioxothiazolidin-4-one (CAS 62329-49-1)
- 4,5-Bis(4-methoxyphenyl)pyrimidin-2-amine (CAS 66521-88-8)
- 5-[(4-Methoxyphenyl)methyl]-2-(pyridin-2-yl)pyrimidine-4,6-diamine (CAS 338965-07-4)
- 2-(2-(4-Methoxyphenyl)oxazol-5-yl)-1-(p-tolyl)ethanone (CAS 919778-71-5)
- 2-(2-Methoxyphenyl)-6,8-dimethylquinoline-4-carboxylic acid (CAS 725705-24-8)
Recommended Standards
- (4Z)-3-Ethoxy-1-phenyl-4-[(phenylamino)methylidene]-4,5-dihydro-1H-pyrazol-5-one (CAS 338750-97-3)
- (5-Amino-1-(2-methoxyphenyl)-1H-pyrazol-4-yl)(o-tolyl)methanone (CAS 618092-00-5)
- (5-Amino-1-(4-methoxyphenyl)-1H-pyrazol-4-yl)(o-tolyl)methanone (CAS 618091-21-7)
- (3',4'-Dihydro-2'h-spiro[cyclopropane-1,1'-naphthalen]-2-yl)methanamine (CAS 1342661-90-8)
- 1-Cyclopropyl-1-(3-fluoro-5-methylphenyl)ethan-1-ol (CAS 1379337-70-8)
- ((1-Ethylpyrrolidin-2-yl)methyl)sulfamic acid (CAS 760129-74-6)
- 2-(1-Bromopropan-2-yl)-1,4-difluorobenzene (CAS 1520151-02-3)
- 5-Bromo-2,2-dimethyl-2,3-dihydrobenzofuran (CAS 5337-94-0)
- 3-(Cyclopropylamino)-1λ6-thiolane-1,1-dione hydrochloride (CAS 915402-17-4)
- Tirzepatide Impurity 37 (CAS CATO-C4X-324037)
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