21676-89-1 3-Phenyl-2-thiophenecarboxylic Acid Methyl Ester 3-Phenylthiophene-2-carboxylic Acid Methyl Ester Methyl 3-Phenylthiophene-2-carboxylate CAS 21676-89-1
| CAS No. | 21676-89-1 |
| Molecular Formula | C12H10O2S |
| Molecular Weight | 218.27 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 218.27 g/mol gives 21676-89-1 3-Phenyl-2-thiophenecarboxylic Acid Methyl Ester 3-Phenylthiophene-2-carboxylic Acid Methyl Ester Methyl 3-Phenylthiophene-2-carboxylate distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
21676-89-1 3-Phenyl-2-thiophenecarboxylic Acid Methyl Ester 3-Phenylthiophene-2-carboxylic Acid Methyl Ester Methyl 3-Phenylthiophene-2-carboxylate (CAS 21676-89-1) is a high-purity analytical reference standard with the molecular formula C12H10O2S and a molecular weight of 218.27 g/mol.
Based on its molecular formula C12H10O2S, 21676-89-1 3-Phenyl-2-thiophenecarboxylic Acid Methyl Ester 3-Phenylthiophene-2-carboxylic Acid Methyl Ester Methyl 3-Phenylthiophene-2-carboxylate contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 218.27 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. The presence of an aromatic ring or conjugated system gives the compound characteristic absorption bands in the UV-Vis region, making it well suited to UV or diode-array detection (DAD).
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 21676-89-1 3-Phenyl-2-thiophenecarboxylic Acid Methyl Ester 3-Phenylthiophene-2-carboxylic Acid Methyl Ester Methyl 3-Phenylthiophene-2-carboxylate 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 | 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.) | 1963 |
| Sulfur Atoms | 1 |
Related Phenyl Standards
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Recommended Standards
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