1075754-20-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1075754-20-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,7,5,7,5 and 4 respectively; the second part has 2 digits, 2 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1075754-20:
(9*1)+(8*0)+(7*7)+(6*5)+(5*7)+(4*5)+(3*4)+(2*2)+(1*0)=159
159 % 10 = 9
So 1075754-20-9 is a valid CAS Registry Number.