83072-66-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83072-66-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,0,7 and 2 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 83072-66:
(7*8)+(6*3)+(5*0)+(4*7)+(3*2)+(2*6)+(1*6)=126
126 % 10 = 6
So 83072-66-6 is a valid CAS Registry Number.