COMPOSITION FOR WHITENING OF THE SKIN COMPRISING BENZALDEHYDE THIOSEMICARBAZONE DERIVATIVES

摘要

The present invention relates to a whitening composition containing, as an active ingredient, a benzaldehyde thiosemicarbazone derivative having the following formula, which is superior to arylthiourea. Where R ₁ is cyclohexyl; C ₁ ~ C ₆ alkyl, C ₁ ~ C ₆ alkoxy, halogen, or C ₁ ~ C ₆ alkyl amine is a substituted phenyl; Hydrogen, C ₁ -C ₆ alkyl, or halogen substituted naphthalene; R ₂ is H; C ₁ -C ₆ alkyl; Phenyl; Naphthalene;