1,4,6,8,10-pentaphenyl-6,6a,9a,10-tetrahydro-6,10-epioxido-isoindolo[5,6-g]phthalazine-7,9-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 59496-90-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,9,4,9 and 6 respectively; the second part has 2 digits, 9 and 0 respectively. Calculate Digit Verification of CAS Registry Number 59496-90: (7*5)+(6*9)+(5*4)+(4*9)+(3*6)+(2*9)+(1*0)=181 181 % 10 = 1 So 59496-90-1 is a valid CAS Registry Number.