1577180-04-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1577180-04-1 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,5,7,7,1,8 and 0 respectively; the second part has 2 digits, 0 and 4 respectively.
Calculate Digit Verification of CAS Registry Number 1577180-04:
(9*1)+(8*5)+(7*7)+(6*7)+(5*1)+(4*8)+(3*0)+(2*0)+(1*4)=181
181 % 10 = 1
So 1577180-04-1 is a valid CAS Registry Number.