5906-55-8 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 5906-55-8 includes 7 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 4 digits, 5,9,0 and 6 respectively; the second part has 2 digits, 5 and 5 respectively.
Calculate Digit Verification of CAS Registry Number 5906-55:
(6*5)+(5*9)+(4*0)+(3*6)+(2*5)+(1*5)=108
108 % 10 = 8
So 5906-55-8 is a valid CAS Registry Number.