1306559-16-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1306559-16-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,0,6,5,5 and 9 respectively; the second part has 2 digits, 1 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1306559-16:
(9*1)+(8*3)+(7*0)+(6*6)+(5*5)+(4*5)+(3*9)+(2*1)+(1*6)=149
149 % 10 = 9
So 1306559-16-9 is a valid CAS Registry Number.