7396-71-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 7396-71-6 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 7,3,9 and 6 respectively; the second part has 2 digits, 7 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 7396-71:
(6*7)+(5*3)+(4*9)+(3*6)+(2*7)+(1*1)=126
126 % 10 = 6
So 7396-71-6 is a valid CAS Registry Number.