3-(4-Methylphenyl)thiophene-2-carboxylic acid CAS 91368-47-7
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 91368-47-7 |
| Molecular Formula | C12H10O2S |
| Molecular Weight | 218.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
3-(4-Methylphenyl)thiophene-2-carboxylic acid (CAS 91368-47-7) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C12H10O2S. Molecular weight: 218.27 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C12H10O2S |
| Molecular Weight | 218.27 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) | 8.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1983 |
| Sulfur Atoms | 1 |
Related Methylphenyl Standards
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- 5-[(4-Methylphenyl)sulfanyl]-2-furaldehyde (CAS 56656-92-9)
- n-(4-Methylphenyl)-1,3-thiazole-5-carboxamide (CAS 901594-02-3)
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Recommended Standards
- 3-(3-Methoxybenzoyl)thiophene (CAS 861223-63-4)
- 3-(Isothiocyanatomethyl)-4-methoxy-1H-indole (CAS 582304-82-3)
- 2-Thioxo-6-(p-tolyl)-2,3-dihydropyrimidin-4(1H)-one (CAS 33166-86-8)
- Methyl piperidin-4-yl-L-prolinate dihydrochloride (CAS 1202899-22-6)
- 1-(2-Butyl-5-chloro-1H-indol-1-yl)ethanone (CAS 123028-39-7)
- 2-fluoro-3-hydroxy-5-(trifluoromethyl)cyclohex-2-en-1-one (CAS 2231674-18-1)
- 2,7-Dnitropyrene-4,5,9,10-tetraone (CAS 2151811-65-1)
- Choline fluoride (CAS 4696-35-9)
- 3-(Methoxycarbonyl)pyrazolo[1,5-a]pyridine-2-carboxylic acid (CAS 1476799-51-5)
- Tirzepatide Impurity 9 (CAS CATO-C4X-32409)
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