3-(5-{[(3-chlorophenyl)methyl]sulfanyl}-1,3,4-oxadiazol-2-yl)-2-[(4-chlorophenyl)sulfanyl]pyridine CAS 866143-91-1
| CAS No. | 866143-91-1 |
| Molecular Formula | C20H13Cl2N3OS2 |
| Molecular Weight | 446.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO supplies 3-(5-{[(3-chlorophenyl)methyl]sulfanyl}-1,3,4-oxadiazol-2-yl)-2-[(4-chlorophenyl)sulfanyl]pyridine (CAS 866143-91-1), a certified reference material (molecular formula C20H13Cl2N3OS2, MW 446.37 g/mol) for analytical method development and quality control.
Based on its molecular formula C20H13Cl2N3OS2, 3-(5-{[(3-chlorophenyl)methyl]sulfanyl}-1,3,4-oxadiazol-2-yl)-2-[(4-chlorophenyl)sulfanyl]pyridine contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 446.37 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 3-(5-{[(3-chlorophenyl)methyl]sulfanyl}-1,3,4-oxadiazol-2-yl)-2-[(4-chlorophenyl)sulfanyl]pyridine 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 | C20H13Cl2N3OS2 |
| Molecular Weight | 446.37 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.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 2 |
Related chlorophenyl Standards
- 7-(4-Chlorophenyl)-2-(3-(2-chlorophenyl)-4-methylisoxazol-5-yl)-[1,2,4]triazolo[1,5-a]pyridine-8-carbonitrile (CAS 860650-25-5)
- N-(4-chlorophenyl)-5-((4-chlorophenyl)thio)-1-methyl-3-(trifluoromethyl)-1H-pyrazole-4-carboxamide (CAS 321533-82-8)
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- 3-(2-Chlorophenyl)-5-((2,6-dichlorobenzyl)thio)-4-phenyl-4H-1,2,4-triazole (CAS 443741-19-3)
- (2E)-3-(2-{[(4-chlorophenyl)methyl]sulfanyl}quinolin-3-yl)-1-(4-methoxyphenyl)prop-2-en-1-one (CAS 478065-20-2)
- (2Z)-3-[4-(4-Chlorophenyl)-7-thia-2,5-diazatricyclo[6.4.0.0^{2,6}]dodeca-1(8),3,5-trien-3-yl]-2-(3-methoxyphenyl)prop-2-enenitrile (CAS 478041-85-9)
- Methyl 2-[({4-[(4-chlorophenyl)sulfanyl]-3-nitrophenyl}methyl)sulfanyl]benzoate (CAS 477869-66-2)
Recommended Standards
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- tert-Butyl (4-methoxybenzyl)(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)thiazol-2-yl)carbamate (CAS 1895055-06-7)
- Ramelteon RC 8 (CAS 1246820-32-5)
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- Potassium borohydride (CAS 13762-51-1)
- 2,3,6,7-tetrahydrofuro[2,3-f]benzofuran-4-carbaldehyde (CAS 178557-13-6)
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- 2-(2-(2-(Bis(4-methoxyphenyl)(phenyl)methoxy)ethoxy)ethoxy)ethanol (CAS 146669-11-6)
- Tau Peptide (245-274) (Repeat 1 Domain) trifluoroacetate salt (CAS 1428134-39-7)
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