651712-15-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 651712-15-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,5,1,7,1 and 2 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 651712-15:
(8*6)+(7*5)+(6*1)+(5*7)+(4*1)+(3*2)+(2*1)+(1*5)=141
141 % 10 = 1
So 651712-15-1 is a valid CAS Registry Number.