506423-33-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 506423-33-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,0,6,4,2 and 3 respectively; the second part has 2 digits, 3 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 506423-33:
(8*5)+(7*0)+(6*6)+(5*4)+(4*2)+(3*3)+(2*3)+(1*3)=122
122 % 10 = 2
So 506423-33-2 is a valid CAS Registry Number.