401522-12-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 401522-12-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,1,5,2 and 2 respectively; the second part has 2 digits, 1 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 401522-12:
(8*4)+(7*0)+(6*1)+(5*5)+(4*2)+(3*2)+(2*1)+(1*2)=81
81 % 10 = 1
So 401522-12-1 is a valid CAS Registry Number.