401923-30-6 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 401923-30-6 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 4,0,1,9,2 and 3 respectively; the second part has 2 digits, 3 and 0 respectively.
Calculate Digit Verification of CAS Registry Number 401923-30:
(8*4)+(7*0)+(6*1)+(5*9)+(4*2)+(3*3)+(2*3)+(1*0)=106
106 % 10 = 6
So 401923-30-6 is a valid CAS Registry Number.