169831-75-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 169831-75-8 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,6,9,8,3 and 1 respectively; the second part has 2 digits, 7 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 169831-75:
(8*1)+(7*6)+(6*9)+(5*8)+(4*3)+(3*1)+(2*7)+(1*5)=178
178 % 10 = 8
So 169831-75-8 is a valid CAS Registry Number.