279240-50-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 279240-50-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,9,2,4 and 0 respectively; the second part has 2 digits, 5 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 279240-50:
(8*2)+(7*7)+(6*9)+(5*2)+(4*4)+(3*0)+(2*5)+(1*0)=155
155 % 10 = 5
So 279240-50-5 is a valid CAS Registry Number.