4-(Trifluoromethyl)benzo[d]thiazole-2(3H)-thione CAS 543720-56-5
| CAS No. | 543720-56-5 |
| Molecular Formula | C8H4F3NS2 |
| Molecular Weight | 235.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
CATO supplies 4-(Trifluoromethyl)benzo[d]thiazole-2(3H)-thione (CAS 543720-56-5), a certified reference material (molecular formula C8H4F3NS2, MW 235.25 g/mol) for analytical method development and quality control.
Based on its molecular formula C8H4F3NS2, 4-(Trifluoromethyl)benzo[d]thiazole-2(3H)-thione contains a nitrogen-containing heterocyclic scaffold, a nitrile group, sulfur-containing functionality, fluorine substitution; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 235.25 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Halogen substitution (F/Cl/Br/I) produces a distinctive isotope pattern in mass spectrometry, a valuable aid for qualitative confirmation.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C8H4F3NS2 |
| Molecular Weight | 235.25 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1984 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related Trifluoromethyl Standards
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Recommended Standards
- 3,7-difluoro-10H-phenothiazine (CAS 398-00-5)
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- 6-Fluorospiro[chromane-2,4'-piperidin]-4-one (CAS 721958-61-8)
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- 2-Propylthiazole-5-carboxylic acid (CAS 30709-69-4)
- Disperse Yellow 9 (CAS 6373-73-5)
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- Palbociclib Impurity 23 HCl (CAS 2098673-40-4（free base）)
- methyl 2-amino-6-chloro-4-fluorobenzoate (CAS 1519790-48-7)
- 1,1-Dibutoxy-N,N-dimethylmethanamine (CAS 18503-90-7)
- (4,5-Dimethyl-6-oxo-1,6-dihydro-pyrimidin-2-ylsulfanyl)-acetic acid (CAS 499132-65-9)
- 4,4-Dimethylhepta-1,6-diyne (CAS 148181-34-4)
- Semaglutide impurity 45 (CAS CATO-C4X-222645)
Why CATO?
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