935689-18-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 935689-18-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,3,5,6,8 and 9 respectively; the second part has 2 digits, 1 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 935689-18:
(8*9)+(7*3)+(6*5)+(5*6)+(4*8)+(3*9)+(2*1)+(1*8)=222
222 % 10 = 2
So 935689-18-2 is a valid CAS Registry Number.