651298-52-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 651298-52-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 6,5,1,2,9 and 8 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 651298-52:
(8*6)+(7*5)+(6*1)+(5*2)+(4*9)+(3*8)+(2*5)+(1*2)=171
171 % 10 = 1
So 651298-52-1 is a valid CAS Registry Number.