279256-90-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 279256-90-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 2,7,9,2,5 and 6 respectively; the second part has 2 digits, 9 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 279256-90:
(8*2)+(7*7)+(6*9)+(5*2)+(4*5)+(3*6)+(2*9)+(1*0)=185
185 % 10 = 5
So 279256-90-5 is a valid CAS Registry Number.