[(3Z)-1-[(2,4-Dichlorophenyl)methyl]-2-oxo-2,3-dihydro-1H-indol-3-ylidene]amino 2,6-dichlorobenzoate CAS 320419-57-6
| CAS No. | 320419-57-6 |
| Molecular Formula | C22H12Cl4N2O3 |
| Molecular Weight | 494.15 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
The occurrence of [(3Z)-1-[(2,4-Dichlorophenyl)methyl]-2-oxo-2,3-dihydro-1H-indol-3-ylidene]amino 2,6-dichlorobenzoate is closely related to a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution in its molecular formula, which determines its behaviour during synthesis, purification, or degradation.
[(3Z)-1-[(2,4-Dichlorophenyl)methyl]-2-oxo-2,3-dihydro-1H-indol-3-ylidene]amino 2,6-dichlorobenzoate (CAS 320419-57-6), molecular formula C22H12Cl4N2O3 and molecular weight 494.15 g/mol, is a CATO reference standard with documented purity and traceability.
The molecular framework of [(3Z)-1-[(2,4-Dichlorophenyl)methyl]-2-oxo-2,3-dihydro-1H-indol-3-ylidene]amino 2,6-dichlorobenzoate (C22H12Cl4N2O3) is characterized by a steroid core, an amide group, a hydroxyl group, an ether linkage, chlorine substitution. 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. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
As a certified reference material (CRM), [(3Z)-1-[(2,4-Dichlorophenyl)methyl]-2-oxo-2,3-dihydro-1H-indol-3-ylidene]amino 2,6-dichlorobenzoate meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C22H12Cl4N2O3 |
| Molecular Weight | 494.15 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) | 16.0 |
| 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)-1-[(2,4-Dichlorophenyl)methyl]-2-oxo-2,3-dihydro-1H-indol-3-ylidene]amino 2,4-dichlorobenzoate (CAS 320419-56-5)
- [(3Z)-1-[(3,4-Dichlorophenyl)methyl]-2-oxo-2,3-dihydro-1H-indol-3-ylidene]amino 2,4-dichlorobenzoate (CAS 477853-35-3)
- 3-[(3,4-Dichlorophenyl)methanesulfonyl]-4-ethyl-5-{[3-(trifluoromethyl)phenoxy]methyl}-4H-1,2,4-triazole (CAS 923676-45-3)
- 3-[(2,6-Dichlorophenyl)methanesulfonyl]-N-[4-(trifluoromethyl)phenyl]thiophene-2-carboxamide (CAS 251097-09-3)
- N-(3-(2,6-dichlorophenyl)-5-methylisoxazol-4-yl)-N-(4-(6-methylbenzo[d]thiazol-2-yl)phenyl)formamide (CAS 349614-16-0)
- 4-(4-(2,4-Dichlorophenyl)thiazol-2-yl)-N-(3-(trifluoromethyl)phenyl)benzamide (CAS 321430-02-8)
- N-(3,4-dichlorophenyl)-4-(4-(3-(trifluoromethyl)phenyl)thiazol-2-yl)benzamide (CAS 338397-04-9)
- 1-[(2,6-Dichlorophenyl)methyl]-3-methyl-4-[3-(trifluoromethyl)benzoyl]-1,2,3,4-tetrahydroquinoxalin-2-one (CAS 317822-37-0)
Recommended Standards
- 2-((4,6-Bis((4-bromophenyl)amino)-1,3,5-triazin-2-yl)amino)acetic acid (CAS 62751-92-2)
- (E)-3-((3-chloro-5-(trifluoromethyl)pyridin-2-yl)oxy)-N-(2-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)vinyl)aniline (CAS 303997-79-7)
- 1H,1H,2H,3H,3H-Perfluoroundecane-1,2-diol (CAS 94159-84-9)
- N4,N4'-Bis(4-bromophenyl)-[1,1'-biphenyl]-4,4'-diamine (CAS 585570-08-7)
- 4-(((3-(Pyrrolidin-1-ylmethyl)benzyl)amino)methyl)benzonitrile (CAS 1355835-03-8)
- 2-Amino-1-(3-bromopiperidin-1-yl)ethanone (CAS 1353961-83-7)
- 5-Cyclopropoxy-N,4-dimethylpicolinamide (CAS 1243469-51-3)
- exo-9-azabicyclo[3.3.1]nonan-3-ol;hydrochloride (CAS 1630906-34-1)
- Ethyl 2-(2,4-dimethylpyridin-3-yl)acetate (CAS 1393543-31-1)
- cis-1,3-Cyclobutanediol, 1-methyl-, 3-(4-methylbenzenesulfonate) (CAS 2411494-74-9)
- 2-((7-Bromo-5-chloroquinolin-8-yl)oxy)acetonitrile (CAS 88757-16-8)
- Zonisamide-13C2-15N (CAS 1188265-58-8)
- 4-Boronophthalic acid (CAS 1072946-35-0)
- Compstatin control peptide (CAS 301544-78-5)
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