2-methoxythiophene CAS 16839-97-7
| CAS No. | 16839-97-7 |
| Molecular Formula | C5H10OS |
| Molecular Weight | 118.20 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
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.
2-methoxythiophene (CAS 16839-97-7), molecular formula C5H10OS and molecular weight 118.20 g/mol, is a CATO reference standard with documented purity and traceability.
Structurally, 2-methoxythiophene (C5H10OS) contains sulfur-containing functionality, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 1.0, corresponding to approximately 1 ring(s) or double-bond equivalent(s). With a molecular weight of 118.20 g/mol, it falls into the low-molecular-weight range.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C5H10OS |
| Molecular Weight | 118.20 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Stable under recommended storage conditions |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1961 |
| Sulfur Atoms | 1 |
Related methoxythiophene Standards
- 3-methoxythiophene (CAS 17573-92-1)
- 3-Methoxythiophene-2-carbonitrile (CAS 57059-18-4)
- 5-Methoxythiophene-2-carbonitrile (CAS 58703-25-6)
- 3-Methoxythiophene-2-carbaldehyde (CAS 35134-07-7)
- 4-Methoxythiophene-2-carbaldehyde (CAS 98316-32-6)
- 4-Methoxythiophene-3-carbaldehyde (CAS 82069-74-7)
- 5-Methoxythiophene-3-carbaldehyde (CAS 78395-10-5)
- 2-methoxythiophene-3-carbaldehyde (CAS 41057-07-2)
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