77319-47-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 77319-47-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,7,3,1 and 9 respectively; the second part has 2 digits, 4 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 77319-47:
(7*7)+(6*7)+(5*3)+(4*1)+(3*9)+(2*4)+(1*7)=152
152 % 10 = 2
So 77319-47-2 is a valid CAS Registry Number.