55917-06-1 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 55917-06-1 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,5,9,1 and 7 respectively; the second part has 2 digits, 0 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 55917-06:
(7*5)+(6*5)+(5*9)+(4*1)+(3*7)+(2*0)+(1*6)=141
141 % 10 = 1
So 55917-06-1 is a valid CAS Registry Number.