1610459-90-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1610459-90-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,1,0,4,5 and 9 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1610459-90:
(9*1)+(8*6)+(7*1)+(6*0)+(5*4)+(4*5)+(3*9)+(2*9)+(1*0)=149
149 % 10 = 9
So 1610459-90-9 is a valid CAS Registry Number.