1698055-86-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1698055-86-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,6,9,8,0,5 and 5 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1698055-86:
(9*1)+(8*6)+(7*9)+(6*8)+(5*0)+(4*5)+(3*5)+(2*8)+(1*6)=225
225 % 10 = 5
So 1698055-86-5 is a valid CAS Registry Number.