1005243-13-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1005243-13-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,0,5,2,4 and 3 respectively; the second part has 2 digits, 1 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1005243-13:
(9*1)+(8*0)+(7*0)+(6*5)+(5*2)+(4*4)+(3*3)+(2*1)+(1*3)=79
79 % 10 = 9
So 1005243-13-9 is a valid CAS Registry Number.