801154-23-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 801154-23-4 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 8,0,1,1,5 and 4 respectively; the second part has 2 digits, 2 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 801154-23:
(8*8)+(7*0)+(6*1)+(5*1)+(4*5)+(3*4)+(2*2)+(1*3)=114
114 % 10 = 4
So 801154-23-4 is a valid CAS Registry Number.