4-(4-Chlorophenyl)-5-(2-fluorophenyl)-4h-1,2,4-triazole-3-thiol CAS 54543-31-6
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 54543-31-6 |
| Molecular Formula | C14H9ClFN3S |
| Molecular Weight | 305.76 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
4-(4-Chlorophenyl)-5-(2-fluorophenyl)-4h-1,2,4-triazole-3-thiol (CAS 54543-31-6) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C14H9ClFN3S. Molecular weight: 305.76 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C14H9ClFN3S |
| Molecular Weight | 305.76 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, 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) | 11.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1972 |
| Halogen Content | F/Cl-containing |
| Nitrogen Atoms | 3 |
| Sulfur Atoms | 1 |
Related Chlorophenyl Standards
- 2-(4-(4-Chlorophenyl)-6-oxopyrimidin-1(6H)-yl)-N-isopropylacetamide (CAS 1210763-93-1)
- (Z)-({4-[(4-chlorophenyl)methoxy]-3-methoxyphenyl}methylidene)(methyl)oxidoazanium (CAS 339110-39-3)
- 4-(2-Chlorophenyl)-6-propyl-3,4,6,7-tetrahydro-1H-pyrrolo[3,4-d]pyrimidine-2,5-dione (CAS 875159-02-7)
- 4-(4-Chlorophenyl)-2-[(E)-(phenylmethylidene)amino]-1H-pyrrole-3-carbonitrile (CAS 250713-75-8)
- 5-(3-Chlorophenyl)-4-(4-fluorophenyl)-4H-1,2,4-triazole-3-thiol (CAS 720667-75-4)
- 5-(4-Chlorophenyl)-N-(4-fluorophenyl)-1,3,4-thiadiazol-2-amine (CAS 791788-59-5)
- Ethyl 3-(3-chlorophenyl)-3-(2-formyl-1H-pyrrol-1-yl)propanoate (CAS 866040-61-1)
- N-(4-Chlorophenyl)-5-(4-fluorophenyl)-1,3,4-thiadiazol-2-amine (CAS 827580-62-1)
Recommended Standards
- 4-Chloro-2-phenyl-6-(p-tolyl)pyrimidine-5-carbonitrile (CAS 477853-91-1)
- 4-Chloro-3-[(naphthalen-1-yl)methylidene]-2,3-dihydro-1H-indol-2-one (CAS 866137-60-2)
- 3-Chloro-n-[3-cyano-1-(furan-2-ylmethyl)-4,5-dimethyl-1h-pyrrol-2-yl]propanamide (CAS 923700-31-6)
- 9-Methyl-6-(pyrrolidin-1-yl)-9H-purin-2-amine (CAS 920317-06-2)
- Ethyl 5-(thiophen-2-yl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-3-carboxylate (CAS 333762-01-9)
- Ethyl 8-ethyl-4-thioxo-1,4-dihydroquinoline-3-carboxylate (CAS 1315352-91-0)
- 3-(4-Methoxyphenyl)propanimidamide (CAS 102151-93-9)
- 4-Chloro-N'-(3-chloro-5-(trifluoromethyl)pyridin-2-yl)-N'-methylbutanehydrazide (CAS 339014-69-6)
- 4-(2-(Trifluoromethyl)phenoxy)piperidine (CAS 824390-04-7)
- Tirzepatide Impurity 58 (CAS CATO-C4X-324058)
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