98146-15-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 98146-15-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 9,8,1,4 and 6 respectively; the second part has 2 digits, 1 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 98146-15:
(7*9)+(6*8)+(5*1)+(4*4)+(3*6)+(2*1)+(1*5)=157
157 % 10 = 7
So 98146-15-7 is a valid CAS Registry Number.