4530-39-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 4530-39-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 4,5,3 and 0 respectively; the second part has 2 digits, 3 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 4530-39:
(6*4)+(5*5)+(4*3)+(3*0)+(2*3)+(1*9)=76
76 % 10 = 6
So 4530-39-6 is a valid CAS Registry Number.