2-((2-Chlorobenzyl)thio)-3-((2,4,6-trichlorophenyl)diazenyl)-1H-indole CAS 478042-12-5
| CAS No. | 478042-12-5 |
| Molecular Formula | C21H13Cl4N3S |
| Molecular Weight | 481.23 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
2-((2-Chlorobenzyl)thio)-3-((2,4,6-trichlorophenyl)diazenyl)-1H-indole (CAS 478042-12-5) is a high-purity analytical reference standard with the molecular formula C21H13Cl4N3S and a molecular weight of 481.23 g/mol.
Based on its molecular formula C21H13Cl4N3S, 2-((2-Chlorobenzyl)thio)-3-((2,4,6-trichlorophenyl)diazenyl)-1H-indole contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 481.23 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
As a certified reference material (CRM), 2-((2-Chlorobenzyl)thio)-3-((2,4,6-trichlorophenyl)diazenyl)-1H-indole 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 | C21H13Cl4N3S |
| Molecular Weight | 481.23 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, protect from light |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 15.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2025 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Chlorobenzyl Standards
- 2-((3-Chlorobenzyl)thio)-3-((2,4,6-trichlorophenyl)diazenyl)-1H-indole (CAS 478042-15-8)
- N-(4-Chlorobenzyl)-N-(4-nitrophenyl)-2-((3-(pyridin-3-yl)-1H-1,2,4-triazol-5-yl)thio)acetamide (CAS 337488-65-0)
- 4-(((2-Chlorobenzyl)thio)methyl)-5-(2,4-dichlorophenoxy)-1-methyl-3-(trifluoromethyl)-1H-pyrazole (CAS 318959-30-7)
- (E)-4-((2-chlorobenzyl)thio)-3-nitrobenzaldehyde O-(2,6-dichlorobenzyl) oxime (CAS 303996-05-6)
- (E)-4-((4-chlorobenzyl)thio)-3-nitrobenzaldehyde O-(2,4-dichlorobenzyl) oxime (CAS 303996-09-0)
- (E)-4-((4-chlorobenzyl)thio)-3-nitrobenzaldehyde O-(2,6-dichlorobenzyl) oxime (CAS 303996-10-3)
- (E)-4-((4-chlorobenzyl)thio)-3-nitrobenzaldehyde O-(3,4-dichlorobenzyl) oxime (CAS 303996-16-9)
- 2-((2-Chlorobenzyl)thio)-4,6-bis(4-chlorophenyl)nicotinonitrile (CAS 332385-82-7)
Recommended Standards
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