1618698-51-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1618698-51-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,1,8,6,9 and 8 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1618698-51:
(9*1)+(8*6)+(7*1)+(6*8)+(5*6)+(4*9)+(3*8)+(2*5)+(1*1)=213
213 % 10 = 3
So 1618698-51-3 is a valid CAS Registry Number.