115120-83-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 115120-83-7 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,5,1,2 and 0 respectively; the second part has 2 digits, 8 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 115120-83:
(8*1)+(7*1)+(6*5)+(5*1)+(4*2)+(3*0)+(2*8)+(1*3)=77
77 % 10 = 7
So 115120-83-7 is a valid CAS Registry Number.