Amino-PEG4-(CH2)3CO2H CAS 144598-03-8
| CAS No. | 144598-03-8 |
| Molecular Formula | C12H25NO6 |
| Molecular Weight | 279.33 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 279.33 g/mol gives Amino-PEG4-(CH2)3CO2H distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies Amino-PEG4-(CH2)3CO2H (CAS 144598-03-8), a certified reference material (molecular formula C12H25NO6, MW 279.33 g/mol) for analytical method development and quality control.
Based on its molecular formula C12H25NO6, Amino-PEG4-(CH2)3CO2H contains an amino-acid-derived structure, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic functional-group stretching vibrations in infrared spectroscopy. The molecular weight of 279.33 g/mol is directly relevant to the identification of the molecular ion in mass spectrometry. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
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 | C12H25NO6 |
| Molecular Weight | 279.33 g/mol |
| Purity | 97%+ |
| Storage | Store at 2-8°C, protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in methanol, acetonitrile, DMSO, water (slightly soluble) |
| Stability | Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 1.0 |
| CAS Registry Year (est.) | 1998 |
| Nitrogen Atoms | 1 |
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Why CATO?
- ISO 17034 accredited reference material producer (CNAS + ANAB dual accreditation)
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