1610693-64-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1610693-64-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,1,0,6,9 and 3 respectively; the second part has 2 digits, 6 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1610693-64:
(9*1)+(8*6)+(7*1)+(6*0)+(5*6)+(4*9)+(3*3)+(2*6)+(1*4)=155
155 % 10 = 5
So 1610693-64-5 is a valid CAS Registry Number.