(2S,5S,8S,11S,14S,17S)-2,5,8,11,14-Pentakis((1H-imidazol-4-yl)methyl)-17-amino-18-(1H-imidazol-4-yl)-4,7,10,13,16-pentaoxo-3,6,9,12,15-pentaazaoctadecan-1-oic acid CAS 64134-30-1

Purity 97%+In StockPharmaceutical Standards
CAS No.64134-30-1
Molecular FormulaC36H44N18O7
Molecular Weight840.85 g/mol
CategoryPharmaceutical Standards / API Standards
AvailabilityIn Stock

Chemical Structure

(2S,5S,8S,11S,14S,17S)-2,5,8,11,14-Pentakis((1H-imidazol-4-yl)methyl)-17-amino-18-(1H-imidazol-4-yl)-4,7,10,13,16-pentaoxo-3,6,9,12,15-pentaazaoctadecan-1-oic acid CAS 64134-30-1 chemical structure

Description

Compared with other compounds in its class, the molecular weight of 840.85 g/mol gives (2S,5S,8S,11S,14S,17S)-2,5,8,11,14-Pentakis((1H-imidazol-4-yl)methyl)-17-amino-18-(1H-imidazol-4-yl)-4,7,10,13,16-pentaoxo-3,6,9,12,15-pentaazaoctadecan-1-oic acid distinctive chromatographic separation conditions and mass-spectrometry parameter settings.

CATO supplies (2S,5S,8S,11S,14S,17S)-2,5,8,11,14-Pentakis((1H-imidazol-4-yl)methyl)-17-amino-18-(1H-imidazol-4-yl)-4,7,10,13,16-pentaoxo-3,6,9,12,15-pentaazaoctadecan-1-oic acid (CAS 64134-30-1), a certified reference material (molecular formula C36H44N18O7, MW 840.85 g/mol) for analytical method development and quality control.

Based on its molecular formula C36H44N18O7, (2S,5S,8S,11S,14S,17S)-2,5,8,11,14-Pentakis((1H-imidazol-4-yl)methyl)-17-amino-18-(1H-imidazol-4-yl)-4,7,10,13,16-pentaoxo-3,6,9,12,15-pentaazaoctadecan-1-oic acid contains a nitrogen-containing heterocyclic scaffold, an amide group, a hydroxyl group, an ether linkage; these features give the compound characteristic absorption bands in UV spectroscopy. The molecular weight of 840.85 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.

This reference standard is suitable for quantitative analysis on major chromatographic platforms including HPLC, GC, LC-MS/MS, and GC-MS, serving as an external calibration standard or a system suitability test reference material.

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 FormulaC36H44N18O7
Molecular Weight840.85 g/mol
Purity97%+
StorageStore in a cool place (≤25°C), protect from light, keep sealed and dry
Solubility (reference)Soluble in DMSO, DMF, methanol
StabilityMay oxidize slowly on prolonged air exposure; Light-sensitive; avoid direct strong light; Hygroscopic; reseal immediately after opening
Degree of Unsaturation (DBE)24.0
UV AbsorptionUV-absorbing
Structural FeaturesAromatic ring present
CAS Registry Year (est.)1975
Nitrogen Atoms18

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