2-(2-Aminopropyl)-2-thiopseudourea dihydrobromide Carbamimidothioic acid, 2-aminopropyl ester, dihydrobromide (9CI) Pseudourea, 2-(2-aminopropyl)-2-thio-, dihydrobromide S-(2-Aminopropyl)isothiourea dihydrobromide UM0533000