1024597-40-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1024597-40-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,2,4,5,9 and 7 respectively; the second part has 2 digits, 4 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1024597-40:
(9*1)+(8*0)+(7*2)+(6*4)+(5*5)+(4*9)+(3*7)+(2*4)+(1*0)=137
137 % 10 = 7
So 1024597-40-7 is a valid CAS Registry Number.