International Journal of Analytical Chemistry / 2009 / Article / Fig 4

Research Article

A Multidisciplinary Investigation to Determine the Structure and Source of Dimeric Impurities in AMG 517 Drug Substance

Figure 4

Aromatic region of the , -2D HSQC spectrum of the enriched impurity fraction ((a) 600 MHz) and the , -2D HMQC spectrum of AMG 517 ((b) 400 MHz) in DMSO-d6. In (a), numbers designated as prime (e.g., ) represent signals of Unknown 1, with all others representing signals of Unknown 2.

We are committed to sharing findings related to COVID-19 as quickly and safely as possible. Any author submitting a COVID-19 paper should notify us at to ensure their research is fast-tracked and made available on a preprint server as soon as possible. We will be providing unlimited waivers of publication charges for accepted articles related to COVID-19. Sign up here as a reviewer to help fast-track new submissions.