High-throughput, Ion-Pairing-Free, HILIC Analysis of Oligonucleotides Using Agilent RapidFire Coupled to Quadrupole Time-of-Flight Mass Spectrometry

RapidFire for Automated High-Throughput LC/MS Proven. Rapid. Complete. Application Compendium Table of Contents Introduction3 Application Notes Method Development High-Throughput (Sub-2.5 Second) Direct Injection Analysis by  Mass Spectrometry 4 Automated Method Development Using the Agilent RapidFire  High-Throughput Mass Spectrometry…

Application Note BioPharma MS1 Oligonucleotide Characterization Using LC/Q-TOF with HILIC Chromatography Authors Introduction Peter Rye and Cody Schwarzer Agilent Technologies, Inc. The synthesis of RNA and DNA oligonucleotides (oligos) is an iterative process that, despite highly optimized chemistry, results in…

Application Note BioPharma MS/MS Oligonucleotide Sequencing Using LC/Q-TOF with HILIC Chromatography Authors Guannan Li and Peter Rye Agilent Technologies, Inc. Introduction Oligonucleotides are commonly analyzed by liquid chromatography/mass spectrometry (LC/MS) in negative ion polarity mode using ion-pairing reversed‑phase (IP‑RP) methods.…

Application Note Pharma & Biopharma Oligonucleotides Oligonucleotide Characterization by Agilent 1290 Infinity II Bio LC and 6545XT AdvanceBio LC/Q-TOF Oligonucleotide identity, impurities analysis and sequence determination using BioConfirm 12.0 target plus impurities (TPI) and sequence confirmation workflows Authors Introduction Bian…