273404-65-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 273404-65-2 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 4 respectively; the second part has 2 digits, 6 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 273404-65:
(8*2)+(7*7)+(6*3)+(5*4)+(4*0)+(3*4)+(2*6)+(1*5)=132
132 % 10 = 2
So 273404-65-2 is a valid CAS Registry Number.