1-Oxa-6-thiaspiro[2.5]octane CAS 185-73-9
| CAS No. | 185-73-9 |
| Molecular Formula | C6H10OS |
| Molecular Weight | 130.21 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.
1-Oxa-6-thiaspiro[2.5]octane (CAS 185-73-9) is a high-purity analytical reference standard with the molecular formula C6H10OS and a molecular weight of 130.21 g/mol.
Based on its molecular formula C6H10OS, 1-Oxa-6-thiaspiro[2.5]octane contains sulfur-containing functionality, a hydroxyl group, an ether linkage; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 130.21 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry.
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 | C6H10OS |
| Molecular Weight | 130.21 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.) | 1957 |
| Sulfur Atoms | 1 |
Related Oxa Standards
- 6-Oxa-1-thiaspiro[2.5]octane (CAS 86847-94-1)
- 2-Thiaspiro[3.3]heptan-6-amine (CAS 1363381-30-9)
- 2-thiaspiro[3.3]heptan-6-one (CAS 1523571-94-9)
- 4-Thiaspiro[2.5]octan-7-one (CAS 1369143-06-5)
- 6-Thiaspiro[2.5]octan-1-amine (CAS 1249471-36-0)
- 2-Oxa-7-thiaspiro[3.5]nonane (CAS 2892449-71-5)
- 6-Methyl-2-thiaspiro[3.3]Heptan-6-ol (CAS 2411639-90-0)
- 6-Oxa-2-thiaspiro[3.3]heptane (CAS 174-80-1)
Recommended Standards
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- 1-(Ethylthio)but-3-en-2-one (CAS 1470582-99-0)
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- 1-(1-aminoethyl)cyclopropanol (CAS 1778734-58-9)
- Methyl 3-chloro-2,6-difluorobenzoate (CAS 773873-97-5)
- (2,6-Dichloropyridin-3-yl)(morpholino)methanone (CAS 415700-14-0)
- N-(2-Methylpropyl)-4-(tetramethyl-1,3,2-dioxaborolan-2-yl)benzamide (CAS 1509932-23-3)
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- (R)-1-(2-Methyl-3-(trifluoromethyl)phenyl)prop-2-yn-1-amine hydrochloride (CAS 2846110-26-5)
- [1,1'-Biphenyl]-4-carbothioamide (CAS 13363-50-3)
- Characteristic MSH-Tetrapeptide (CAS 4289-02-5)
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