1574548-31-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1574548-31-4 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,7,4,5,4 and 8 respectively; the second part has 2 digits, 3 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1574548-31:
(9*1)+(8*5)+(7*7)+(6*4)+(5*5)+(4*4)+(3*8)+(2*3)+(1*1)=194
194 % 10 = 4
So 1574548-31-4 is a valid CAS Registry Number.