6a,13a-Dihydroxy-6,13-diphenyl-6a,7,13a,14-tetrahydro-6H,13H-6,7a,13,14a-tetraaza-dibenzo[a,h]anthracene-5,12-dione is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 84828-31-9 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,4,8,2 and 8 respectively; the second part has 2 digits, 3 and 1 respectively. Calculate Digit Verification of CAS Registry Number 84828-31: (7*8)+(6*4)+(5*8)+(4*2)+(3*8)+(2*3)+(1*1)=159 159 % 10 = 9 So 84828-31-9 is a valid CAS Registry Number.