Also known as TCDI
'''1,1'-Thiocarbonyldiimidazole (TCDI''') is a thiourea containing two imidazole rings. It is the sulfur analog of the peptide coupling reagent carbonyldiimidazole (CDI).
'''1,1'-Thiocarbonyldiimidazole (TCDI''') is a thiourea containing two imidazole rings. It is the sulfur analog of the peptide coupling reagent carbonyldiimidazole (CDI).
==Synthesis== TCDI is commercially available but can also be prepared via the reaction of thiophosgene with two equivalents of imidazole.
Discovered by embedding cosine similarity (sentence-transformers MiniLM, 384-dim).