N3-Cho (Azido-choline) is a click chemistry reagent containing an azide group that can be used in the synthesis of cell membrane structures[1].
References
[1] Masaki Tsuchiya, et al. Organelle-selective click labeling coupled with flow cytometry allows pooled CRISPR screening of genes involved in phosphatidylcholine metabolism. Cell Metab. 2023 Jun 6;35(6):1072-1083.e9. DOI:10.1016/j.cmet.2023.02.014