72101-07-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72101-07-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,1,0 and 1 respectively; the second part has 2 digits, 0 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 72101-07:
(7*7)+(6*2)+(5*1)+(4*0)+(3*1)+(2*0)+(1*7)=76
76 % 10 = 6
So 72101-07-6 is a valid CAS Registry Number.