1031721-24-0 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1031721-24-0 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,3,1,7,2 and 1 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1031721-24:
(9*1)+(8*0)+(7*3)+(6*1)+(5*7)+(4*2)+(3*1)+(2*2)+(1*4)=90
90 % 10 = 0
So 1031721-24-0 is a valid CAS Registry Number.