743385-58-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 743385-58-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 7,4,3,3,8 and 5 respectively; the second part has 2 digits, 5 and 8 respectively.
Calculate Digit Verification of CAS Registry Number 743385-58:
(8*7)+(7*4)+(6*3)+(5*3)+(4*8)+(3*5)+(2*5)+(1*8)=182
182 % 10 = 2
So 743385-58-2 is a valid CAS Registry Number.