beta-Propiolactone CAS 57-57-8
Purity >95%In StockPharmaceutical Standards
| CAS No. | 57-57-8 |
| Molecular Formula | C3H4O2 |
| Molecular Weight | 72.06 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
beta-Propiolactone (CAS 57-57-8) reference standard, produced by CATO (ISO 17034 / CNAS / ANAB accredited). Molecular formula: C3H4O2. Molecular weight: 72.06 g/mol. Trusted by 10,000+ laboratories worldwide for pharmaceutical analysis and QC.
Physical & Chemical Properties
| Molecular Formula | C3H4O2 |
| Molecular Weight | 72.06 g/mol |
| Purity | >95% |
| 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 |
Recommended Standards
- Propanedial (CAS 542-78-9)
- 2-(Aminooxy)acetonitrile (CAS 113501-34-1)
- Acrylic Acid (CAS 79-10-7)
- tert-Butyl ((S)-1-((S)-2-aminopropanoyl)pyrrolidin-3-yl)(methyl)carbamate (CAS 1401669-02-0)
- 1-Bromo-3,5-difluoro-2-propoxybenzene (CAS 1309932-96-4)
- 1-{4-[(4-Chlorobenzyl)oxy]phenyl}ethanone (CAS 61035-74-3)
- 3-(4-Methoxyphenoxy)propanenitrile (CAS 63815-39-4)
- n-(2-Methylfuran-3-yl)acetamide (CAS 857790-48-8)
- 2,6-Dibromopyridine-3-acetonitrile (CAS 1227590-57-9)
- Integrin Binding Peptide trifluoroacetate salt (CAS 278792-07-7)
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 13829788188 / jacky.chen@cato-chem.com