83797-51-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 83797-51-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 8,3,7,9 and 7 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 83797-51:
(7*8)+(6*3)+(5*7)+(4*9)+(3*7)+(2*5)+(1*1)=177
177 % 10 = 7
So 83797-51-7 is a valid CAS Registry Number.