(E)-[(3-Chlorophenyl)methoxy]({2-[(4-chlorophenyl)sulfanyl]-1-{6-methyl-[1,2,4]triazolo[3,2-b][1,3]thiazol-5-yl}ethylidene})amine CAS 866131-19-3
| CAS No. | 866131-19-3 |
| Molecular Formula | C20H16Cl2N4OS2 |
| Molecular Weight | 463.40 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, (E)-[(3-Chlorophenyl)methoxy]({2-[(4-chlorophenyl)sulfanyl]-1-{6-methyl-[1,2,4]triazolo[3,2-b][1,3]thiazol-5-yl}ethylidene})amine (C20H16Cl2N4OS2) contains a steroid core, an amide group, sulfur-containing functionality, a hydroxyl group, an ether linkage, chlorine substitution. The molecule exhibits a degree of unsaturation (DBE) of 14.0, corresponding to approximately 14 ring(s) or double-bond equivalent(s). With a molecular weight of 463.40 g/mol, it falls into the moderately-high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
(E)-[(3-Chlorophenyl)methoxy]({2-[(4-chlorophenyl)sulfanyl]-1-{6-methyl-[1,2,4]triazolo[3,2-b][1,3]thiazol-5-yl}ethylidene})amine (CAS 866131-19-3), molecular formula C20H16Cl2N4OS2 and molecular weight 463.40 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C20H16Cl2N4OS2 |
| Molecular Weight | 463.40 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) | 14.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 4 |
| Sulfur Atoms | 2 |
Related E Standards
- (E)-[(2-Chlorophenyl)methoxy]({2-[(4-chlorophenyl)sulfanyl]-1-{6-methyl-[1,2,4]triazolo[3,2-b][1,3]thiazol-5-yl}ethylidene})amine (CAS 866131-20-6)
- (E)-1-(4-chlorophenyl)-3-(1,1,1-trichloro-4-oxo-6-phenylhex-5-en-2-yl)thiourea (CAS 1164470-53-4)
- N-(3-chlorophenyl)-3-((3,4-dichlorobenzyl)oxy)thieno[2,3-b]pyridine-2-carboxamide (CAS 338757-03-2)
- N-(4-Chlorophenyl)-3-[(3,4-dichlorophenyl)methoxy]thieno[2,3-b]pyridine-2-carboxamide (CAS 338756-88-0)
- 1-((4-Chlorophenyl)sulfonyl)-4-(5-(4,4,5,5-tetramethyl-1,3,2-dioxaborolan-2-yl)pyridin-2-yl)piperazine (CAS 1073354-20-7)
- 2-((5-(2-Chlorophenyl)-4-phenyl-4H-1,2,4-triazol-3-yl)thio)-N-mesitylacetamide (CAS 335402-73-8)
- 2-((5-(4-Chlorophenyl)-4-(p-tolyl)-4H-1,2,4-triazol-3-yl)thio)-N-(2,4-dimethylphenyl)acetamide (CAS 332947-78-1)
- 2-((5-(4-Chlorophenyl)-4-(p-tolyl)-4H-1,2,4-triazol-3-yl)thio)-N-(2,5-dimethylphenyl)acetamide (CAS 332947-79-2)
Recommended Standards
- 2-Oxo-2-(p-tolyl)ethyl 3-(2,4-dinitrobenzamido)benzoate (CAS 329932-55-0)
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- 3-((2,6-Dichlorophenyl)thio)-6-methoxy-2-(4-methoxyphenyl)benzo[b]thiophene 1-oxide (CAS 477762-70-2)
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