1030617-57-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1030617-57-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,3,0,6,1 and 7 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1030617-57:
(9*1)+(8*0)+(7*3)+(6*0)+(5*6)+(4*1)+(3*7)+(2*5)+(1*7)=102
102 % 10 = 2
So 1030617-57-2 is a valid CAS Registry Number.