[(3Z)-5-Chloro-1-[(3,4-dichlorophenyl)methyl]-2-oxo-2,3-dihydro-1H-indol-3-ylidene]amino pentanoate CAS 320420-74-4
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 320420-74-4 |
| Molecular Formula | C20H17Cl3N2O3 |
| Molecular Weight | 439.72 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
[(3Z)-5-Chloro-1-[(3,4-dichlorophenyl)methyl]-2-oxo-2,3-dihydro-1H-indol-3-ylidene]amino pentanoate (CAS 320420-74-4) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C20H17Cl3N2O3. Molecular weight: 439.72 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C20H17Cl3N2O3 |
| Molecular Weight | 439.72 g/mol |
| Appearance | Pale yellow to yellow crystalline powder. (slight halide-like odor, low volatility) |
| 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; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 12.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 2 |
Related Z Standards
- [(3Z)-5-Chloro-1-[(2,6-dichlorophenyl)methyl]-2-oxo-2,3-dihydro-1H-indol-3-ylidene]amino 3-methylbutanoate (CAS 321430-07-3)
- [(3Z)-5-Chloro-1-[(3,4-dichlorophenyl)methyl]-2-oxo-2,3-dihydro-1H-indol-3-ylidene]amino 3-methylbutanoate (CAS 303998-57-4)
- 2-Chloro-5-iodo-3-methyl-7-((2-(trimethylsilyl)ethoxy)methyl)-3,7-dihydro-4H-pyrrolo[2,3-d]pyrimidin-4-one (CAS 2409579-66-2)
- 3-Chloro-2-(3-(((2,4-dichlorophenyl)thio)methyl)-1H-1,2,4-triazol-1-yl)-5-(trifluoromethyl)pyridine (CAS 338396-03-5)
- 4-Chloro-N-[(Z)-2-[4-(4-methoxyphenyl)-5-(trifluoromethyl)-4H-1,2,4-triazol-3-yl]-2-nitroethenyl]aniline (CAS 400079-84-7)
- 3-Chloro-N-((3-(1-(4-fluorophenyl)-1H-pyrazol-3-yl)-4,5-dihydroisoxazol-5-yl)methyl)-5-(trifluoromethyl)pyridin-2-amine (CAS 318951-75-6)
- (4-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)piperazin-1-yl)(2,6-dichloropyridin-3-yl)methanone (CAS 1023821-24-0)
- (4E)-4-[(3-Chloro-4-methoxyphenyl)methylidene]-2-(2-iodophenyl)-4,5-dihydro-1,3-oxazol-5-one (CAS 861211-36-1)
Recommended Standards
- 2-[(E)-2-[(3-Chlorophenyl)amino]ethenyl]-4-(2,6-dichlorophenyl)-6-methylpyridine-3,5-dicarbonitrile (CAS 303148-20-1)
- N-(3-chlorophenyl)-1-(2,4-dichloro-5-isopropoxyphenyl)-5-methyl-1H-1,2,4-triazole-3-carboxamide (CAS 400088-32-6)
- 4-((3-Bromo-4-hydroxy-5-methoxybenzylidene)amino)-3-(3-chlorophenyl)-1H-1,2,4-triazole-5(4H)-thione (CAS 478255-24-2)
- 4-chloro-1,2-dihydro-1,5-naphthyridin-2-one (CAS 95474-59-2)
- (1E)-1-(5-Chloro-1-methyl-3-phenyl-1H-pyrazol-4-yl)-N-[3-(trifluoromethyl)phenyl]methanimine (CAS 320422-71-7)
- Acebutolol-d5 (CAS 1189500-68-2)
- Myristoyl chloride (CAS 112-64-1)
- 1-(5-(Naphthalen-2-yl)-1-tosyl-1H-pyrrol-2-yl)ethan-1-one (CAS 827024-11-3)
- 2-Chloro-n-(2,3-dimethyl-5-sulfamoylphenyl)acetamide (CAS 885461-13-2)
- Tau Peptide (295-309) trifluoroacetate salt (CAS 330456-46-7)
Why CATO?
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