5,8-Bis(carboxymethyl)-11-(2-(methylamino)-2-oxoethyl)-3-oxo-2,5,8,11-tetraazatridecan-13-oic acid CAS 119895-95-3
| CAS No. | 119895-95-3 |
| Molecular Formula | C16H29N5O8 |
| Molecular Weight | 419.43 g/mol |
| Category | Pharmaceutical Standards / API Standards |
| Availability | In Stock |
Chemical Structure
Description
Structurally, 5,8-Bis(carboxymethyl)-11-(2-(methylamino)-2-oxoethyl)-3-oxo-2,5,8,11-tetraazatridecan-13-oic acid (C16H29N5O8) contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage. The molecule exhibits a degree of unsaturation (DBE) of 5.0, corresponding to approximately 5 ring(s) or double-bond equivalent(s). With a molecular weight of 419.43 g/mol, it falls into the moderately-high-molecular-weight range. Nitrogen-containing functional groups confer excellent ionization efficiency in positive-ion electrospray (ESI) mode, making the compound well suited to LC-MS/MS analysis.
5,8-Bis(carboxymethyl)-11-(2-(methylamino)-2-oxoethyl)-3-oxo-2,5,8,11-tetraazatridecan-13-oic acid (CAS 119895-95-3), molecular formula C16H29N5O8 and molecular weight 419.43 g/mol, is a CATO reference standard with documented purity and traceability.
Recommended for analytical method development and validation; each product is supplied with a full Certificate of Analysis (COA) ensuring ISO 17034 metrological traceability.
As a certified reference material (CRM), 5,8-Bis(carboxymethyl)-11-(2-(methylamino)-2-oxoethyl)-3-oxo-2,5,8,11-tetraazatridecan-13-oic acid meets the metrological traceability requirements of ISO/IEC 17025 laboratories. Batch-to-batch consistency is monitored via control charts to guarantee comparable assigned values across lots.
Physical & Chemical Properties
| Molecular Formula | C16H29N5O8 |
| Molecular Weight | 419.43 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) | 5.0 |
| UV Absorption | UV-absorbing |
| Structural Features | Aromatic ring present |
| CAS Registry Year (est.) | 1991 |
| Nitrogen Atoms | 5 |
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Recommended Standards
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- 1-(2,2-Diethoxyethyl)-2-methyl-1H-imidazole (CAS 933666-05-8)
- 9-Chloro-9-(4-(hexyloxy)phenyl)-10-methyl-9,10-dihydroacridine (CAS 509-94-4)
- Vitamin A Impurity 18 (CAS CATO-C4X-218718)
- 6-Methoxyquinoxalin-5-amine (CAS 62471-84-5)
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