4734-59-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4734-59-2 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,7,3 and 4 respectively; the second part has 2 digits, 5 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 4734-59:
(6*4)+(5*7)+(4*3)+(3*4)+(2*5)+(1*9)=102
102 % 10 = 2
So 4734-59-2 is a valid CAS Registry Number.