4-((2,3-Dichlorophenyl)thio)-1-(4-methoxyphenyl)-2-phenyl-6,7-dihydro-1H-indole-5-carbaldehyde CAS 477869-32-2
| CAS No. | 477869-32-2 |
| Molecular Formula | C28H21Cl2NO2S |
| Molecular Weight | 506.44 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
As a certified reference material (CRM), 4-((2,3-Dichlorophenyl)thio)-1-(4-methoxyphenyl)-2-phenyl-6,7-dihydro-1H-indole-5-carbaldehyde 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.
4-((2,3-Dichlorophenyl)thio)-1-(4-methoxyphenyl)-2-phenyl-6,7-dihydro-1H-indole-5-carbaldehyde (CAS 477869-32-2), molecular formula C28H21Cl2NO2S and molecular weight 506.44 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a steroid core, an amide group, a sulfone group, a hydroxyl group, an ether linkage, chlorine substitution, 4-((2,3-Dichlorophenyl)thio)-1-(4-methoxyphenyl)-2-phenyl-6,7-dihydro-1H-indole-5-carbaldehyde is typically pale yellow to yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 506.44 g/mol — guide the selection of appropriate sample preparation and analytical techniques. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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.
Physical & Chemical Properties
| Molecular Formula | C28H21Cl2NO2S |
| Molecular Weight | 506.44 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 18.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 1 |
Related Dichlorophenyl Standards
- 1024308-68-6 (3-(2,6-Dichlorophenyl)-5-methylisoxazol-4-yl)-N-(4-(3-(trifluoromethyl)phenoxy)phenyl)formamide MFCD00245948 (CAS 1024308-68-6)
- 2-[1-(3,4-Dichlorophenyl)-5-methyl-1H-1,2,3-triazole-4-carbonyl]-3-(4-methoxyphenyl)-5-(trifluoromethyl)pyridine (CAS 882748-03-0)
- 1-(2-{7-[5-(2,4-dichlorophenyl)furan-2-yl]pyrazolo[1,5-a]pyrimidin-2-yl}thiophen-3-yl)-2,5-dimethyl-1H-pyrrole (CAS 861209-76-9)
- 4-{[(2,6-dichlorophenyl)sulfanyl]methyl}-6-ethoxy-2-({[3-(trifluoromethyl)phenyl]methyl}sulfanyl)pyrimidine (CAS 341965-26-2)
- 5-(3,4-Dichlorophenyl)-3-hydroxy-4-(4-methoxy-3-methylbenzoyl)-1-(2-morpholinoethyl)-1H-pyrrol-2(5H)-one (CAS 489405-46-1)
- 1-(2,4-Dichlorophenyl)-5-(3,4-dichlorophenyl)-N-(3,5-dimethylphenyl)-1H-pyrazole-3-carboxamide (CAS 477713-21-6)
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Recommended Standards
- Ledipasvir Impurity 43 (CAS CATO-C4X-331343)
- (2S,3R,4R,5R)-4-(((2S,3R,4R,5S,6R)-3,4-Dihydroxy-6-(hydroxymethyl)-5-(((2S,3R,4S,5S,6R)-3,4,5-trihydroxy-6-(hydroxymethyl)tetrahydro-2H-pyran-2-yl)oxy)tetrahydro-2H-pyran-2-yl)oxy)hexane-1,2,3,5,6-pentaol (CAS 61473-64-1)
- Apalutamide Impurity 68 (CAS CATO-C4X-274968)
- Methyl 2-(benzo[d][1,3]dioxole-5-carboxamido)-4-methyl-5-((3-(trifluoromethyl)phenyl)carbamoyl)thiophene-3-carboxylate (CAS 500188-21-6)
- tert-butyl (2S,4S)-4-methylsulfonyloxy-2-(methylsulfonyloxymethyl)pyrrolidine-1-carboxylate (CAS 191280-89-4)
- PBC, 90% (CAS 57440-79-6)
- 2,3-Diiodo-4-(trifluoromethyl)pyridine (CAS 1227599-80-5)
- 7-Chloro-2,3,4,5-tetrahydro-1-benzoxepin-5-one (CAS 55579-90-3)
- 2-((3-Chloro-5-(trifluoromethyl)pyridin-2-yl)thio)-5-(pyridin-3-yl)-1,3,4-oxadiazole (CAS 400082-32-8)
- 2-((((9H-fluoren-9-yl)methoxy)carbonyl)amino)-4-phenylbutanoic acid (CAS 186320-01-4)
- Moxifloxacin Impurity 24 (CAS 93107-30-3)
- (E)-Pent-3-en-2-one (CAS 3102-33-8)
- (2S,3R,4S,5S,6R)-2-(4-Fluorophenoxy)-6-(hydroxymethyl)tetrahydro-2H-pyran-3,4,5-triol (CAS 50819-52-8)
- Glucagon receptor antagonists-2 (CAS 202917-18-8)
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