1099752-73-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1099752-73-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,9,9,7,5 and 2 respectively; the second part has 2 digits, 7 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1099752-73:
(9*1)+(8*0)+(7*9)+(6*9)+(5*7)+(4*5)+(3*2)+(2*7)+(1*3)=204
204 % 10 = 4
So 1099752-73-4 is a valid CAS Registry Number.