1090861-05-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1090861-05-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,9,0,8,6 and 1 respectively; the second part has 2 digits, 0 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 1090861-05:
(9*1)+(8*0)+(7*9)+(6*0)+(5*8)+(4*6)+(3*1)+(2*0)+(1*5)=144
144 % 10 = 4
So 1090861-05-4 is a valid CAS Registry Number.