The present invention relates to active bactericidal, antibacterial, anti-infective, antimicrobial, sporicidal, disinfectant, antifungal and antiviral compounds and compositions and to new uses of these compositions in therapy. This specification also describes methods of use for the new compounds and compositions. The specification further describes methods for preparing these compounds.本發明係關於活性殺細菌、抗細菌、抗感染、抗微生物、殺孢子、消毒、抗真菌及抗病毒化合物及組合物,以及這些組合物在醫療法中的新穎用途。本說明書也說明新穎化合物及組合物之使用方法。本說明書進一步說明製備這些化合物的方法。