920423-09-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 920423-09-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,2,0,4,2 and 3 respectively; the second part has 2 digits, 0 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 920423-09:
(8*9)+(7*2)+(6*0)+(5*4)+(4*2)+(3*3)+(2*0)+(1*9)=132
132 % 10 = 2
So 920423-09-2 is a valid CAS Registry Number.