906331-23-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 906331-23-5 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 9,0,6,3,3 and 1 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 906331-23:
(8*9)+(7*0)+(6*6)+(5*3)+(4*3)+(3*1)+(2*2)+(1*3)=145
145 % 10 = 5
So 906331-23-5 is a valid CAS Registry Number.