405212-49-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 405212-49-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,5,2,1 and 2 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 405212-49:
(8*4)+(7*0)+(6*5)+(5*2)+(4*1)+(3*2)+(2*4)+(1*9)=99
99 % 10 = 9
So 405212-49-9 is a valid CAS Registry Number.