15801-94-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 15801-94-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 1,5,8,0 and 1 respectively; the second part has 2 digits, 9 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 15801-94:
(7*1)+(6*5)+(5*8)+(4*0)+(3*1)+(2*9)+(1*4)=102
102 % 10 = 2
So 15801-94-2 is a valid CAS Registry Number.