(E)-3-((2-chlorobenzyl)thio)-4-(4-chlorophenyl)-5-styryl-4H-1,2,4-triazole CAS 551920-96-8
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 551920-96-8 |
| Molecular Formula | C23H17Cl2N3S |
| Molecular Weight | 438.37 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(E)-3-((2-chlorobenzyl)thio)-4-(4-chlorophenyl)-5-styryl-4H-1,2,4-triazole (CAS 551920-96-8) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C23H17Cl2N3S. Molecular weight: 438.37 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C23H17Cl2N3S |
| Molecular Weight | 438.37 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) | 16.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related E Standards
- 3-((4-Chlorobenzyl)thio)-5-(4,5-dihydronaphtho[1,2-b]thiophen-2-yl)-4-ethyl-4H-1,2,4-triazole (CAS 477887-85-7)
- N-(2-Chlorobenzyl)-3-(4-isobutyl-5-oxo-4,5-dihydro-[1,2,4]triazolo[4,3-a]quinazolin-1-yl)propanamide (CAS 902973-15-3)
- 3-(2-((4-Chlorobenzyl)oxy)phenyl)-1-tosyl-1H-pyrazole (CAS 477713-44-3)
- 2-((4-Chlorobenzyl)oxy)-4-(((4-chlorophenyl)imino)methyl)-3-hydroxyisoquinolin-1(2H)-one (CAS 338419-49-1)
- 2-(5-((4-Chlorobenzyl)thio)-4-ethyl-4H-1,2,4-triazol-3-yl)thieno[2,3-b]quinoline (CAS 478260-37-6)
- 2-((4-Chlorobenzyl)sulfinyl)-1,1-bis(4-chlorophenyl)ethanol (CAS 252026-70-3)
- 5-(4-((4-Chlorobenzyl)oxy)phenyl)-N'-(thiophen-2-ylmethylene)-1H-pyrazole-3-carbohydrazide (CAS 634896-25-6)
- (5-((2-Chlorobenzyl)sulfonyl)-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl)methyl cyclopropanecarboxylate (CAS 955964-19-9)
Recommended Standards
- Upadacitinib Impurity 171 (CAS CATO-C4X-2405171)
- 4-(4-Chlorophenyl)-3-{[(4-chlorophenyl)methyl]sulfanyl}-5-[(E)-2-phenylethenyl]-4H-1,2,4-triazole (CAS 551920-94-6)
- methyl 8-{3-[3,5-bis(trifluoromethyl)phenyl]-1,2,4-oxadiazol-5-yl}octanoate (CAS 680215-99-0)
- (T-4)-Bis(8-quinolinolato-κN1,κO8)magnesium (CAS 67952-28-7)
- 2-(Chloromethyl)-5-(difluoromethyl)-1,3,4-thiadiazole (CAS 1443982-10-2)
- 2,3,5-Triiodo-pyrrole (CAS 56821-78-4)
- Cefditoren Impurity 1 (CAS 148774-47-4)
- 6alpha-Methoxymethyl Exemestane Impurity (CAS 881896-95-3)
- Fmoc-n-methyl-dl-leucine (CAS 1362858-89-6)
- Cycloaspeptide A (CAS 109171-13-3)
Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 13829788188 / jacky.chen@cato-chem.com