111562-90-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 111562-90-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,5,6 and 2 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 111562-90:
(8*1)+(7*1)+(6*1)+(5*5)+(4*6)+(3*2)+(2*9)+(1*0)=94
94 % 10 = 4
So 111562-90-4 is a valid CAS Registry Number.