1099598-22-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1099598-22-7 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,9,9,5,9 and 8 respectively; the second part has 2 digits, 2 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 1099598-22:
(9*1)+(8*0)+(7*9)+(6*9)+(5*5)+(4*9)+(3*8)+(2*2)+(1*2)=217
217 % 10 = 7
So 1099598-22-7 is a valid CAS Registry Number.