105144-51-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 105144-51-2 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,0,5,1,4 and 4 respectively; the second part has 2 digits, 5 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 105144-51:
(8*1)+(7*0)+(6*5)+(5*1)+(4*4)+(3*4)+(2*5)+(1*1)=82
82 % 10 = 2
So 105144-51-2 is a valid CAS Registry Number.