72741-27-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 72741-27-6 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,2,7,4 and 1 respectively; the second part has 2 digits, 2 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 72741-27:
(7*7)+(6*2)+(5*7)+(4*4)+(3*1)+(2*2)+(1*7)=126
126 % 10 = 6
So 72741-27-6 is a valid CAS Registry Number.