791839-80-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 791839-80-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,9,1,8,3 and 9 respectively; the second part has 2 digits, 8 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 791839-80:
(8*7)+(7*9)+(6*1)+(5*8)+(4*3)+(3*9)+(2*8)+(1*0)=220
220 % 10 = 0
So 791839-80-0 is a valid CAS Registry Number.