4-methyloxolan-2-one CAS 1679-49-8
| CAS No. | 1679-49-8 |
| Molecular Formula | C5H8O2 |
| Molecular Weight | 100.12 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
CATO manufactures 4-methyloxolan-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.
4-methyloxolan-2-one (CAS 1679-49-8), molecular formula C5H8O2 and molecular weight 100.12 g/mol, is a CATO reference standard with documented purity and traceability.
Owing to a carboxylic acid group, a hydroxyl group, an ether linkage, 4-methyloxolan-2-one is typically white to off-white liquid. Its solid-state physicochemical attributes — including a molecular weight of 100.12 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 | C5H8O2 |
| Molecular Weight | 100.12 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 methyloxolan Standards
- (5S)-5-methyloxolan-2-one (CAS 19041-15-7)
- 4-Methyloxolan-3-one (CAS 89364-27-2)
- (3-methyloxolan-3-yl)methanamine (CAS 864814-30-2)
- (5-methyloxolan-2-yl)methanamine (CAS 7179-91-1)
- (4-Methyloxolan-2-yl)methanol (CAS 6906-52-1)
- 1-(2-methyloxolan-2-yl)ethan-1-one (CAS 32318-87-9)
- 2-(5-Methyloxolan-2-yl)ethan-1-amine (CAS 1548457-70-0)
- (1s)-1-(2-Methyloxolan-2-yl)ethan-1-ol (CAS 1423043-71-3)
Recommended Standards
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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