8,9-Dimethoxy-1,3,10b-triphenyl-1,5,6,10b-tetrahydro-[1,2,4]triazolo[3,4-a]isoquinoline is a chemical with a specific purpose. Lookchem provides you with multiple data and supplier information of this chemical.
The CAS Registry Mumber 128642-04-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,8,6,4 and 2 respectively; the second part has 2 digits, 0 and 4 respectively. Calculate Digit Verification of CAS Registry Number 128642-04: (8*1)+(7*2)+(6*8)+(5*6)+(4*4)+(3*2)+(2*0)+(1*4)=126 126 % 10 = 6 So 128642-04-6 is a valid CAS Registry Number.