1616625-99-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1616625-99-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,1,6,6,2 and 5 respectively; the second part has 2 digits, 9 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1616625-99:
(9*1)+(8*6)+(7*1)+(6*6)+(5*6)+(4*2)+(3*5)+(2*9)+(1*9)=180
180 % 10 = 0
So 1616625-99-0 is a valid CAS Registry Number.