1019075-20-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1019075-20-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,1,9,0,7 and 5 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1019075-20:
(9*1)+(8*0)+(7*1)+(6*9)+(5*0)+(4*7)+(3*5)+(2*2)+(1*0)=117
117 % 10 = 7
So 1019075-20-7 is a valid CAS Registry Number.