2-Chloro-5-(trifluoromethyl)benzenethiol CAS 18906-40-6
| CAS No. | 18906-40-6 |
| Molecular Formula | C7H4ClF3S |
| Molecular Weight | 212.62 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 212.62 g/mol gives 2-Chloro-5-(trifluoromethyl)benzenethiol distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
2-Chloro-5-(trifluoromethyl)benzenethiol (CAS 18906-40-6), molecular formula C7H4ClF3S and molecular weight 212.62 g/mol, is a CATO reference standard with documented purity and traceability.
2-Chloro-5-(trifluoromethyl)benzenethiol (C7H4ClF3S) contains sulfur-containing functionality, fluorine/chlorine substitution, an aromatic ring system. Halogen substitution raises its density and boiling point; these physicochemical properties determine the optimal preparation and storage of its standard solutions. 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.
CATO manufactures 2-Chloro-5-(trifluoromethyl)benzenethiol under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C7H4ClF3S |
| Molecular Weight | 212.62 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1962 |
| Halogen Content | F/Cl-containing |
| Sulfur Atoms | 1 |
Related Chloro Standards
- 1-Chloro-2-(difluoromethyl)naphthalene (CAS 1261451-50-6)
- 2-Chloro-1-(difluoromethyl)naphthalene (CAS 1261811-05-5)
- 2-Chloro-4-(trifluoromethyl)benzenethiol (CAS 148000-30-0)
- 4-chloro-3-(trifluoromethyl)benzenethiol (CAS 18800-22-1)
- 1-chloro-2-[(trifluoromethyl)sulfanyl]benzene (CAS 398-74-3)
- 4-Chloro-2-cyano-3-fluorophenylisothiocyanate (CAS 1000577-97-8)
- 5-(4-Chloro-2-fluorophenyl)-4h-1,2,4-triazol-3-amine (CAS 1016677-08-9)
- 2-(5-chloro-2,3-dihydro-1-benzofuran-2-yl)acetic acid (CAS 1018251-39-2)
Recommended Standards
- 3-Cyclopropyl-1-(2,2,2-trifluoroethyl)-1H-pyrazole-4-carboxylic acid (CAS 18904-34-2)
- 1-chloranyl-4-(trifluoromethylsulfanyl)benzene 1-chloro-4-(trifluoromethylthio)benzene 407-16-9 A825253 (CAS 407-16-9)
- 2-(2-Chlorophenyl)-2-oxoethyl Acetate (CAS 103261-03-6)
- N1-(2-CYano-3-fluorophenyl)-2-chloroacetamide (CAS 680214-42-0)
- 4-(Hydroxymethyl)cyclohexanone (CAS 38580-68-6)
- 3-Carboxy-1-(3,5-dicarboxybenzyl)pyridin-1-iumbromide (CAS 2089150-83-2)
- 3-(3-Oxo-1,3-dihydro-2H-indazol-2-yl)propanoic acid (CAS 54932-71-7)
- (H-Cys-Val-OH)? (Disulfide bond) (CAS 21141-84-4)
- ADT (CAS 144413-58-1)
- 3'-(1,3-Dioxolan-2-yl)-3-fluoro[1,1'-biphenyl]-4-amine (CAS 889954-39-6)
- 4-(2-Amino-4-chlorophenyl)-2-piperazinone (CAS 926239-48-7)
- 3-(2-(Pyrrolidin-1-yl)ethyl)piperidine (CAS 122373-96-0)
- (2S)-2-amino-N-(1-(4-fluorophenyl)ethyl)-N-methylpropanamide (CAS 1290233-88-3)
- Semaglutide impurity 251 (CAS CATO-C4X-2226251)
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 18665070610 / Nicole.chen@cato-chem.com