3-(trifluoromethyl)thieno[3,2-d][1,2]thiazole-5-carboxylic acid CAS 2091593-71-2
| CAS No. | 2091593-71-2 |
| Molecular Formula | C7H2F3NO2S2 |
| Molecular Weight | 253.22 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Based on its molecular formula C7H2F3NO2S2, 3-(trifluoromethyl)thieno[3,2-d][1,2]thiazole-5-carboxylic acid contains an amide group, a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, fluorine substitution, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 253.22 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.
3-(trifluoromethyl)thieno[3,2-d][1,2]thiazole-5-carboxylic acid (CAS 2091593-71-2), molecular formula C7H2F3NO2S2 and molecular weight 253.22 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 3-(trifluoromethyl)thieno[3,2-d][1,2]thiazole-5-carboxylic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C7H2F3NO2S2 |
| Molecular Weight | 253.22 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, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1997 |
| Halogen Content | F-containing |
| Nitrogen Atoms | 1 |
| Sulfur Atoms | 2 |
Related trifluoromethyl Standards
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- (3-(6-(Trifluoromethyl)pyridin-3-yl)phenyl)methanol (CAS 1356114-05-0)
- (5-Methyl-3-(trifluoromethyl)-1H-pyrrol-2-yl)(phenyl)methanone (CAS 142991-72-8)
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Recommended Standards
- 3'-(Trifluoromethyl)-3,6-dihydro-2H-[1,2'-bipyridine]-4-carbonitrile (CAS 801306-56-9)
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- 3'-(Trifluoromethoxy)-[1,1'-biphenyl]-2-amine (CAS 873056-54-3)
- 3-[3-(trifluoromethyl)phenoxy]aniline (CAS 625106-28-7)
- (3AS,4S,6S,6aR)-6-(1-((tert-butyldimethylsilyl)oxy)ethyl)-2,2-dimethyltetrahydro-4H-cyclopenta[d][1,3]dioxol-4-ol (CAS 1638750-04-5)
- 4-Fluoro-1H-indazol-5-amine (CAS 935250-69-4)
- 5-(Methylamino)picolinonitrile (CAS 1256806-82-2)
- 2-(2-((tert-Butoxycarbonyl)amino)ethyl)thiazole-4-carboxylic acid (CAS 139984-40-0)
- Methyl 2-hydroxy-2-methoxypropanoate (CAS 659734-29-9)
- 6-Bromospiro[chromane-2,1'-cyclohexan]-4-one (CAS 223416-26-0)
- 2,3-Dihydro-1H-pyrrolo[3,2-b]pyridine-6-carbonitrile (CAS 1194683-74-3)
- N-(2-Hydroxyethyl)perfluoro(2,5-dimethyl-3,6-dioxanonan)amide (CAS 137506-19-5)
- 4,5-Dimethoxybenzene-1,2-diamine dihydrochloride (CAS 131076-14-7)
- Acetyl-Tau Peptide (244-274) (Repeat 1 Domain) trifluoroacetate salt (CAS 2022956-56-3)
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