m-PEG5-acid CAS 81836-43-3
Purity 97%+In StockPharmaceutical Standards
| CAS No. | 81836-43-3 |
| Molecular Formula | C12H24O7 |
| Molecular Weight | 280.31 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
m-PEG5-acid (CAS 81836-43-3) is a high-purity pharmaceutical standards reference standard from CATO, an ISO 17034 accredited reference material producer. Molecular formula: C12H24O7. Molecular weight: 280.31 g/mol. Each batch is supplied with a Certificate of Analysis (COA).
Physical & Chemical Properties
| Molecular Formula | C12H24O7 |
| Molecular Weight | 280.31 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 | Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1980 |
Recommended Standards
- Hydroxy-PEG4-C2-methyl ester (CAS 2228857-35-8)
- N-(2,4,6-Triaminopyrimidin-5-yl)benzenesulfonamide (CAS 91789-64-9)
- Bis(1H-benzo[d][1,2,3]triazol-1-yl)methanethione (CAS 4314-19-6)
- (3-Chloro-5-methylphenyl)methanamine (CAS 1240305-91-2)
- Atazanavir Sulfate (CAS 229975-97-7)
- (2Z)-1-(4-Chlorophenyl)-3-(dimethylamino)-2-[(4-methylphenyl)sulfanyl]prop-2-en-1-one (CAS 263869-25-6)
- Bis(1,3-dithian-2-yl)methane-d2 (CAS 105479-87-6)
- Methyl 4-{[(5-chloro-2-hydroxyphenyl)methylidene]-amino}-3-fluorobenzoate (CAS 1296225-20-1)
- Delafloxacin (CAS 189279-58-1)
- ((Cys31,Nva34)-Neuropeptide Y (27-36))2 (CAS 172997-92-1)
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