434936-86-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 434936-86-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,3,4,9,3 and 6 respectively; the second part has 2 digits, 8 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 434936-86:
(8*4)+(7*3)+(6*4)+(5*9)+(4*3)+(3*6)+(2*8)+(1*6)=174
174 % 10 = 4
So 434936-86-4 is a valid CAS Registry Number.