72612-89-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72612-89-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,6,1 and 2 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 72612-89:
(7*7)+(6*2)+(5*6)+(4*1)+(3*2)+(2*8)+(1*9)=126
126 % 10 = 6
So 72612-89-6 is a valid CAS Registry Number.