540527-76-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 540527-76-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 5,4,0,5,2 and 7 respectively; the second part has 2 digits, 7 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 540527-76:
(8*5)+(7*4)+(6*0)+(5*5)+(4*2)+(3*7)+(2*7)+(1*6)=142
142 % 10 = 2
So 540527-76-2 is a valid CAS Registry Number.