72011-66-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72011-66-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,0,1 and 1 respectively; the second part has 2 digits, 6 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 72011-66:
(7*7)+(6*2)+(5*0)+(4*1)+(3*1)+(2*6)+(1*6)=86
86 % 10 = 6
So 72011-66-6 is a valid CAS Registry Number.