1704097-49-3 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1704097-49-3 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,7,0,4,0,9 and 7 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1704097-49:
(9*1)+(8*7)+(7*0)+(6*4)+(5*0)+(4*9)+(3*7)+(2*4)+(1*9)=163
163 % 10 = 3
So 1704097-49-3 is a valid CAS Registry Number.