CAS Registry Number

CAS 7188-38-7 — tert-Butyl isocyanide

tert-Butyl isocyanide is an organic isocyanide compound used primarily as a reagent in organic synthesis, particularly in the formation of complex molecules via isocyanide-based reactions such as the Ugi reaction. It is a clear, volatile liquid with a pungent odor and is valued for its reactivity in multicomponent coupling processes. CAS 7188-38-7, molecular formula C5H9N, molecular weight 83.1317 g/mol. Stored at ambient conditions, it requires no signal word classification for hazard. Molekula supplies tert-Butyl isocyanide from research to bulk quantities with full documentation and ISO 9001:2015 traceability.