1417569-98-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1417569-98-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,4,1,7,5,6 and 9 respectively; the second part has 2 digits, 9 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 1417569-98:
(9*1)+(8*4)+(7*1)+(6*7)+(5*5)+(4*6)+(3*9)+(2*9)+(1*8)=192
192 % 10 = 2
So 1417569-98-2 is a valid CAS Registry Number.