123489-10-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 123489-10-1 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,2,3,4,8 and 9 respectively; the second part has 2 digits, 1 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 123489-10:
(8*1)+(7*2)+(6*3)+(5*4)+(4*8)+(3*9)+(2*1)+(1*0)=121
121 % 10 = 1
So 123489-10-1 is a valid CAS Registry Number.