The number primarily refers to the Chemical Abstracts Service (CAS) Registry Number for amesergide . Amesergide (CAS 121588-75-8)
: Another article with this ID in Acta Materialia (2025) details a framework for the supervised and unsupervised segmentation and classification of microstructure images in materials science. 121588
: It functions by blocking specific serotonin receptors, which has led to research into its potential therapeutic uses in medical science. Scientific Contexts The number primarily refers to the Chemical Abstracts
Beyond its use as a CAS number, "121588" appears in recent academic literature as an article identifier: 121588