Poly[oxy(methyl-1,2-ethanediyl)], .alpha.-[(9Z)-1-oxo-9-octadecen-1-yl]-.omega.-[[(9Z)-1-oxo-9-octadecen-1-yl]oxy]- CAS 26571-49-3
| CAS No. | 26571-49-3 |
| Molecular Formula | C39H72O4 |
| Molecular Weight | 604.99 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, Poly[oxy(methyl-1,2-ethanediyl)], .alpha.-[(9Z)-1-oxo-9-octadecen-1-yl]-.omega.-[[(9Z)-1-oxo-9-octadecen-1-yl]oxy]- (C39H72O4) contains a carboxylic acid group, a hydroxyl group, an ether linkage, an aromatic ring system. The molecule exhibits a degree of unsaturation (DBE) of 4.0, corresponding to approximately 4 ring(s) or double-bond equivalent(s). With a molecular weight of 604.99 g/mol, it falls into the high-molecular-weight range. The aromatic system may exhibit native fluorescence, enabling detection with a fluorescence detector (FLD).
Poly[oxy(methyl-1,2-ethanediyl)], .alpha.-[(9Z)-1-oxo-9-octadecen-1-yl]-.omega.-[[(9Z)-1-oxo-9-octadecen-1-yl]oxy]- (CAS 26571-49-3) is a high-purity analytical reference standard with the molecular formula C39H72O4 and a molecular weight of 604.99 g/mol.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
The assigned purity is verified by mass-balance and quantitative NMR (qNMR) approaches, with the expanded uncertainty reported at a 95% confidence level (k=2). Batch homogeneity and stability are independently assessed for every lot.
Physical & Chemical Properties
| Molecular Formula | C39H72O4 |
| Molecular Weight | 604.99 g/mol |
| Purity | 97%+ |
| Storage | Store at room temperature, keep sealed and dry |
| Solubility (reference) | Soluble in chloroform, dichloromethane, ethyl acetate, DMSO |
| Stability | May oxidize slowly on prolonged air exposure |
| Degree of Unsaturation (DBE) | 4.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1964 |
Recommended Standards
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- Potassium (((1-(tert-butoxycarbonyl)piperidin-4-yl)oxy)methyl)trifluoroborate (CAS 1364936-24-2)
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- 5-Chloro-2-iodoaniline Hydrochloride (CAS 6781-33-5)
- 3-Methyl-2-[(Z)-3-methylsulfanyl-phenylimino]-thiazolidin-4-one (CAS 591761-91-0)
- Semaglutide impurity 60 (CAS CATO-C4X-222660)
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