1-Butanaminium, N,N,N-tributyl-, hydroxide 10549-76-5 107716-44-9 151883-00-0 2052-49-5 Ammonium, tetrabutyl-, hydroxide EINECS 218-147-6 N,N,N-Tributyl-1-butanaminium hydroxide Tetra-n-butylammonium hydroxide Tetrabutylammonium hydroxide