1347741-57-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1347741-57-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,3,4,7,7,4 and 1 respectively; the second part has 2 digits, 5 and 7 respectively.
Calculate Digit Verification of CAS Registry Number 1347741-57:
(9*1)+(8*3)+(7*4)+(6*7)+(5*7)+(4*4)+(3*1)+(2*5)+(1*7)=174
174 % 10 = 4
So 1347741-57-4 is a valid CAS Registry Number.