2-Methyl-2,5-dihydrothiophene 1,1-dioxide CAS 6007-71-2
| CAS No. | 6007-71-2 |
| Molecular Formula | C5H8O2S |
| Molecular Weight | 132.18 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.
2-Methyl-2,5-dihydrothiophene 1,1-dioxide (CAS 6007-71-2) is a high-purity analytical reference standard with the molecular formula C5H8O2S and a molecular weight of 132.18 g/mol.
Structurally, 2-Methyl-2,5-dihydrothiophene 1,1-dioxide (C5H8O2S) contains a sulfone group, a carboxylic acid group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 2.0, corresponding to approximately 2 ring(s) or double-bond equivalent(s). With a molecular weight of 132.18 g/mol, it falls into the low-molecular-weight range.
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 | C5H8O2S |
| Molecular Weight | 132.18 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) | 2.0 |
| CAS Registry Year (est.) | 1958 |
| Sulfur Atoms | 1 |
Related Methyl Standards
- 3-Methyl-2,5-dihydrothiophene-1,1-dioxide (CAS 1193-10-8)
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- 2,3-dihydrothiophene 1,1-dioxide (CAS 1192-16-1)
- Dihydrothiophene-2,5-dione (CAS 3194-60-3)
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