19-Maleimido-17-oxo-4,7,10,13-tetraoxa-16-azanonadecanoic Acid CAS 1263045-16-4
| CAS No. | 1263045-16-4 |
| Molecular Formula | C18H28N2O9 |
| Molecular Weight | 416.42 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Compared with other compounds in its class, the molecular weight of 416.42 g/mol gives 19-Maleimido-17-oxo-4,7,10,13-tetraoxa-16-azanonadecanoic Acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.
CATO supplies 19-Maleimido-17-oxo-4,7,10,13-tetraoxa-16-azanonadecanoic Acid (CAS 1263045-16-4), a certified reference material (molecular formula C18H28N2O9, MW 416.42 g/mol) for analytical method development and quality control.
Owing to a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage, 19-Maleimido-17-oxo-4,7,10,13-tetraoxa-16-azanonadecanoic Acid is typically off-white to pale yellow crystalline powder. Its solid-state physicochemical attributes — including a molecular weight of 416.42 g/mol — guide the selection of appropriate sample preparation and analytical techniques. 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.
CATO manufactures 19-Maleimido-17-oxo-4,7,10,13-tetraoxa-16-azanonadecanoic Acid under ISO 17034:2016 accreditation with dual CNAS and ANAB accreditation. Each batch is characterized by orthogonal methods and supplied with a full Certificate of Analysis (COA), ensuring metrological traceability.
Physical & Chemical Properties
| Molecular Formula | C18H28N2O9 |
| Molecular Weight | 416.42 g/mol |
| Appearance | Off-white to pale yellow crystalline powder |
| Purity | 97%+ |
| Storage | Store in a cool place (≤25°C), protect from light, keep sealed and dry |
| Solubility (reference) | Soluble in DMSO, DMF, methanol |
| Stability | May oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening |
| Degree of Unsaturation (DBE) | 6.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1990 |
| Nitrogen Atoms | 2 |
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