Methyl 5-propylthiophene-2-carboxylate CAS 161618-22-0
| CAS No. | 161618-22-0 |
| Molecular Formula | C9H12O2S |
| Molecular Weight | 184.26 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Methyl 5-propylthiophene-2-carboxylate (CAS 161618-22-0), molecular formula C9H12O2S and molecular weight 184.26 g/mol, is a CATO reference standard with documented purity and traceability.
Based on its molecular formula C9H12O2S, Methyl 5-propylthiophene-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 184.26 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).
CATO manufactures Methyl 5-propylthiophene-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 | C9H12O2S |
| Molecular Weight | 184.26 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 2003 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 5-Propylthiophene-2-carbothioamide (CAS 24662-25-7)
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- 5-Propylthiophene-3-carbonyl chloride (CAS 1160248-84-9)
- 5-propylthiophene-3-carboxylic acid (CAS 883546-51-8)
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- 4-Ethyl-5-propylthiophene-2-carboxylic acid (CAS 750598-98-2)
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Recommended Standards
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- Acetyl Dipeptide-1 (CAS 196604-48-5)
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