2-Methyl-2-[5-(trifluoromethyl)thiophen-2-yl]propanoic acid CAS 950604-92-9
| CAS No. | 950604-92-9 |
| Molecular Formula | C10H11F3O2S |
| Molecular Weight | 252.25 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Under current pharmacopoeial and regulatory frameworks, quality-control requirements for this class of reference material explicitly involve the control of targets including 2-Methyl-2-[5-(trifluoromethyl)thiophen-2-yl]propanoic acid.
2-Methyl-2-[5-(trifluoromethyl)thiophen-2-yl]propanoic acid (CAS 950604-92-9), molecular formula C10H11F3O2S and molecular weight 252.25 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C10H11F3O2S, 2-Methyl-2-[5-(trifluoromethyl)thiophen-2-yl]propanoic acid contains 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 252.25 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.
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.
Physical & Chemical Properties
| Molecular Formula | C10H11F3O2S |
| Molecular Weight | 252.25 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep tightly closed to prevent evaporation |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure; Contains ester bond; hydrolyzes under strong alkaline conditions |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1987 |
| Halogen Content | F-containing |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 1-N-[2-(trifluoromethyl)phenyl]benzene-1,2-diamine (CAS 1038384-29-0)
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- (5-(2-(Trifluoromethyl)phenyl)pyridin-3-yl)methanamine (CAS 1356110-96-7)
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- (4-(5-(Trifluoromethyl)pyridin-2-yl)phenyl)methanamine (CAS 906352-74-7)
- 1-[5-(trifluoromethyl)-1,3,4-thiadiazol-2-yl]-1,4-diazepane (CAS 946409-45-6)
- n1-[3-(trifluoromethyl)phenyl]benzene-1,2-diamine (CAS 43034-86-2)
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Recommended Standards
- 2-[2-(furan-2-amido)-1,3-thiazol-4-yl]acetic acid (CAS 790271-33-9)
- 3-Amino-5-nitrobenzo[b]thiophene-2-carbohydrazide (CAS 906779-79-1)
- 2-(Furan-2-carboxamido)-4-methylthiazole-5-carboxylic acid (CAS 604762-22-3)
- 3-Nitro-1-(phenylsulfonyl)-1H-pyrrole (CAS 97188-21-1)
- 2-Chloro-N-ethyl-N-(3-(trifluoromethyl)benzyl)acetamide (CAS 1353982-20-3)
- (OC-6-22)-Tris[2-(1H-pyrazol-1-yl-κN2)pyridine-κN]cobalt(3+) (CAS 1346416-70-3)
- 5-Bromo-3,6-dimethylbenzofuran-2-carboxamide (CAS 35351-29-2)
- Methyl 5-((6-methoxy-2-methyl-4-oxoquinolin-1(4H)-yl)methyl)furan-2-carboxylate (CAS 1216841-62-1)
- Bisoprolol Impurity 60 (CAS CATO-C4X-124760)
- 3-({1-Methyl-3-[3-(1,4,5,6-tetrahydro-pyrimidin-2-ylamino)-propyl]-1H-indazole-6-carbonyl}-amino)-2-(4-oxazol-2-yl-benzenesulfonylamino)-propionic acid (CAS 1231018-76-0)
- 4-(Dimethylamino)-3-methylbenzoic acid (CAS 103030-89-3)
- 5-(tert-Butyl)benzoxazole (CAS 908011-92-7)
- 4-(3,4-Dichlorophenyl)-5-(4-methoxyphenyl)-4H-1,2,4-triazole-3-thiol (CAS 438031-65-3)
- Semaglutide impurity 196 (CAS CATO-C4X-2226196)
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