47793-57-7 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 47793-57-7 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 4,7,7,9 and 3 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 47793-57:
(7*4)+(6*7)+(5*7)+(4*9)+(3*3)+(2*5)+(1*7)=167
167 % 10 = 7
So 47793-57-7 is a valid CAS Registry Number.