N-(2-Amino-4,5,6,7-tetrahydro-6-benzothiazolyl)acetamide Hydrobromide is an analogue hydrobromide salt of (S)-N-(2-Amino-4,5,6,7-tetrahydrobenzo[d]thiazol-6-yl)acetamide (A618835), an intermediate in the synthesis of Pramipexole (P700755), a dopamine-D2-receptor agonist and antiparkinsonian.