1223573-24-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1223573-24-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,2,2,3,5,7 and 3 respectively; the second part has 2 digits, 2 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1223573-24:
(9*1)+(8*2)+(7*2)+(6*3)+(5*5)+(4*7)+(3*3)+(2*2)+(1*4)=127
127 % 10 = 7
So 1223573-24-7 is a valid CAS Registry Number.