190911-27-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 190911-27-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,0,9,1 and 1 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 190911-27:
(8*1)+(7*9)+(6*0)+(5*9)+(4*1)+(3*1)+(2*2)+(1*7)=134
134 % 10 = 4
So 190911-27-4 is a valid CAS Registry Number.