1009081-57-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1009081-57-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,9,0,8 and 1 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1009081-57:
(9*1)+(8*0)+(7*0)+(6*9)+(5*0)+(4*8)+(3*1)+(2*5)+(1*7)=115
115 % 10 = 5
So 1009081-57-5 is a valid CAS Registry Number.