196091-42-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 196091-42-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,6,0,9 and 1 respectively; the second part has 2 digits, 4 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 196091-42:
(8*1)+(7*9)+(6*6)+(5*0)+(4*9)+(3*1)+(2*4)+(1*2)=156
156 % 10 = 6
So 196091-42-6 is a valid CAS Registry Number.