Experiment 566561

Details

PropertyValue
Pharmacology
OrganismEmpty organism
CitationMIURA,Y: KINOSHITA,Y: YAMAMOTO,Y: TAKAHASHI,K: KOYAMA,K: KINOSHITA,K:. (1994). PREPARATION OF RESORCIN DERIVATIVES AND THEIR USE AS TYROSINASE INHIBITORS FOR SKIN-LIGHTENING COSMETICS.. ()
Amount utilized
Compound isolated
DiseaseRESORCIN DERIVS.L I (R1 = H, C1-9 ALKYL, ALKENYL), II (R2 - C2-9 ALKYL, ALKENYL), AND III (R3,4 = H, C1-9 ALKYL, ALKENYL) AS TYROSINASE INHIBITORS ARE CLAIMED. THESE RESORCIN DERIVS. ARE CHEM. STABLE AND THEIR TOXICITY IS LOW. ZNC12 WAS DISSOLVED IN PRCO2H AND THE SOLN. WAS TREATED WITH 110 G RESORCINOL AT 150 D FOR 20 MIN TO GIVE 2,4-DIHYDROXYETHYLPHENONE, WHICH IN AQ. HCI WAS REDUCED WITH A ZN AMALGAM TO GIVE 88 G I(R1 = E+) (IV). IC50 OF IV ON TYROSINASE WAS 2 UM.
Dose amount2.0 MICROMOLS
Number2
Qualitative resultACTIVE
Dose expressionIC50