75120-63-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75120-63-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,1,2 and 0 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 75120-63:
(7*7)+(6*5)+(5*1)+(4*2)+(3*0)+(2*6)+(1*3)=107
107 % 10 = 7
So 75120-63-7 is a valid CAS Registry Number.