(3Z)-6-Chloro-3-[(2,4-dichlorophenyl)methylidene]-3,4-dihydro-2H-1-benzothiopyran-4-one CAS 866143-74-0
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 866143-74-0 |
| Molecular Formula | C16H9Cl3OS |
| Molecular Weight | 355.67 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
(3Z)-6-Chloro-3-[(2,4-dichlorophenyl)methylidene]-3,4-dihydro-2H-1-benzothiopyran-4-one (CAS 866143-74-0) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C16H9Cl3OS. Molecular weight: 355.67 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C16H9Cl3OS |
| Molecular Weight | 355.67 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| 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.) | 1987 |
| Halogen Content | Cl-containing |
| Sulfur Atoms | 1 |
Related Z Standards
- 1-(5-Chloro-1-methyl-3-(trifluoromethyl)-1H-pyrazol-4-yl)-N-(3-(trifluoromethyl)phenyl)methanimine (CAS 648859-67-0)
- 8-Chloro-4-((2,4-dichlorobenzyl)thio)cinnoline (CAS 5388-41-0)
- 3-chloro-5-(trifluoromethyl)-2-{[3-(trifluoromethyl)phenoxy]methyl}pyridine (CAS 648427-32-1)
- 1-[3-chloro-5-(trifluoromethyl)pyridin-2-yl]-5-(difluoromethyl)-3-methyl-1H-pyrazole-4-carboxylic acid (CAS 1315367-73-7)
- 3-Chloro-5-(p-tolyl)-7-(trifluoromethyl)pyrazolo[1,5-a]pyrimidine-2-carboxylic acid (CAS 348148-51-6)
- 4-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-2-methylbenzo[f][1,3,4]oxadiazepin-5(4H)-one (CAS 861210-70-0)
- 5-Chloro-8-((4-methoxy-6-(trifluoromethyl)pyrimidin-2-yl)oxy)quinoline (CAS 551920-88-8)
- 2-(3-Chloro-5-(trifluoromethyl)pyridin-2-yl)-4-(difluoromethyl)-6-(methylthio)pyrimidine (CAS 1823188-04-0)
Recommended Standards
- 1-(4-Bromobenzyl)-2-butyl-4-chloro-1H-imidazole-5-carbaldehyde (CAS 143722-29-6)
- 5-(4-Chlorophenyl)-1-(2,3-dichlorophenyl)-1h-imidazole-2-thiol (CAS 793716-14-0)
- 5-(4-Chlorophenyl)-N-(2,4-dichlorophenyl)thiazol-2-amine (CAS 297150-38-0)
- 1-Chloro-4,4-difluorocyclohex-1-ene (CAS 1881331-01-6)
- N-(4-Chlorophenyl)-6-hydrazinylpyridine-3-sulfonamide (CAS 1042507-82-3)
- (r)-2-Amino-2-(5-fluoro-2-methylphenyl)ethan-1-ol (CAS 1213120-36-5)
- 1-(4-Bromo-3-chlorophenyl)-2,5-dimethyl-1h-pyrrole-3-carbaldehyde (CAS 426224-62-6)
- 1-Phenyl-2-(trifluoromethyl)-5-((trimethylsilyl)oxy)-1H-imidazole (CAS 1416373-02-8)
- 7-Aminobenzo[d]oxazole-2-thiol (CAS 959713-78-1)
- Liraglutide Impurity 20 TFA Salt (CAS CATO-C4X-199220)
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