Alkyne-PEG5-acid CAS 1245823-51-1
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 1245823-51-1 |
| Molecular Formula | C14H24O7 |
| Molecular Weight | 304.34 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Alkyne-PEG5-acid (CAS 1245823-51-1) is a pharmaceutical standards certified reference material from CATO. Molecular formula: C14H24O7. Molecular weight: 304.34 g/mol. ISO 17034 accredited production ensures traceable purity and reliable analytical results.
Physical & Chemical Properties
| Molecular Formula | C14H24O7 |
| Molecular Weight | 304.34 g/mol |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | May oxidize slowly on prolonged air exposure; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 3.0 |
| UV Absorption | UV-absorbing |
| CAS Registry Year (est.) | 1990 |
Related Alkyne Standards
Recommended Standards
- 3-(2-Methyl-2,3-dihydrobenzofuran-5-yl)-1-phenyl-1H-pyrazole-4-carbaldehyde (CAS 1234692-30-8)
- Ethyl 4-((2-methoxyethyl)amino)-8-methyl-2-oxo-1,2-dihydroquinoline-3-carboxylate (CAS 1251676-03-5)
- (E)-MEthyl 3-(1-pivaloyl-2,3-dihydro-1h-pyrido[2,3-b][1,4]oxazin-6-yl)acrylate (CAS 1228670-39-0)
- 2,3-Difluoro-5-methylbenzoic acid (CAS 1003709-96-3)
- 3-(Methylthio)-4-(trifluoromethyl)phenylboronic acid pinacol ester (CAS 2121514-10-9)
- (2-(Aminomethyl)pyridin-4-yl)dimethylphosphine oxide dihydrochloride (CAS 2416233-78-6)
- CAS 958763-89-8 (CAS 958763-89-8)
- (R)-tert-Butyl (1-oxo-1-(2-(pyridin-2-yl)hydrazinyl)propan-2-yl)carbamate (CAS 915375-27-8)
- 2-bromo-N-(2-methoxyphenyl)butanamide (CAS 924975-63-3)
- Peptide 74 (H-8545.0500) (CAS 132116-39-3)
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