874520-34-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 874520-34-0 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,7,4,5,2 and 0 respectively; the second part has 2 digits, 3 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 874520-34:
(8*8)+(7*7)+(6*4)+(5*5)+(4*2)+(3*0)+(2*3)+(1*4)=180
180 % 10 = 0
So 874520-34-0 is a valid CAS Registry Number.