5,5-Dimethyltetrahydro-2H-pyran-2-one CAS 1679-55-6
| CAS No. | 1679-55-6 |
| Molecular Formula | C7H12O2 |
| Molecular Weight | 128.17 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 5,5-Dimethyltetrahydro-2H-pyran-2-one 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.
5,5-Dimethyltetrahydro-2H-pyran-2-one (CAS 1679-55-6) is a high-purity analytical reference standard with the molecular formula C7H12O2 and a molecular weight of 128.17 g/mol.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, 5,5-Dimethyltetrahydro-2H-pyran-2-one is typically white to off-white liquid. Its solid-state physicochemical attributes — including a molecular weight of 128.17 g/mol — guide the selection of appropriate sample preparation and analytical techniques.
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 | C7H12O2 |
| Molecular Weight | 128.17 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 |
Related Dimethyltetrahydro Standards
- 3,3-Dimethyltetrahydro-2H-pyran-2-one (CAS 4830-05-1)
- 4,4-Dimethyltetrahydro-2H-pyran-2-one (CAS 22791-80-6)
- 6,6-Dimethyltetrahydro-2H-pyran-3-amine (CAS 1785762-88-0)
- (S)-2,2-Dimethyltetrahydro-2H-pyran-4-amine (CAS 2166175-99-9)
- 2,2-Dimethyltetrahydro-2H-pyran-4-ylamine (CAS 25850-22-0)
- N,2-Dimethyltetrahydro-2H-pyran-4-amine (CAS 90048-30-9)
- 2,6-Dimethyltetrahydro-2H-pyran-4-ol (CAS 41866-70-0)
- 6,6-Dimethyltetrahydro-2H-pyran-2-carbaldehyde (CAS 1201118-15-1)
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
- 130,000+ catalog items in stock, COA supplied with every batch
- Worldwide shipping with full export documentation (HS code guidance available)
- Technical support: +86 18665070610 / Nicole.chen@cato-chem.com