194669-56-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 194669-56-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,9,4,6,6 and 9 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 194669-56:
(8*1)+(7*9)+(6*4)+(5*6)+(4*6)+(3*9)+(2*5)+(1*6)=192
192 % 10 = 2
So 194669-56-2 is a valid CAS Registry Number.