273408-63-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 273408-63-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,3,4,0 and 8 respectively; the second part has 2 digits, 6 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 273408-63:
(8*2)+(7*7)+(6*3)+(5*4)+(4*0)+(3*8)+(2*6)+(1*3)=142
142 % 10 = 2
So 273408-63-2 is a valid CAS Registry Number.