CAS Registry Number

CAS 637-81-0 — Ethyl azidoacetate

Ethyl azidoacetate (CAS 637-81-0) is an organic compound featuring an azide functional group, widely used in synthetic chemistry for preparing heterocycles, peptides, and pharmaceutical intermediates. It serves as a key reagent in click chemistry, particularly in the formation of triazoles via cycloaddition reactions. With a molecular formula of C₄H₇N₃O₂ and a molecular weight of 129.1173, it is stable at ambient storage conditions and carries no signal word for hazard classification. Molekula supplies Ethyl azidoacetate from research to bulk quantities with full documentation and ISO 9001:2015 traceability.