1098593-70-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1098593-70-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,9,8,5,9 and 3 respectively; the second part has 2 digits, 7 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 1098593-70:
(9*1)+(8*0)+(7*9)+(6*8)+(5*5)+(4*9)+(3*3)+(2*7)+(1*0)=204
204 % 10 = 4
So 1098593-70-4 is a valid CAS Registry Number.