1052558-49-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1052558-49-2 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,5,2,5,5 and 8 respectively; the second part has 2 digits, 4 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 1052558-49:
(9*1)+(8*0)+(7*5)+(6*2)+(5*5)+(4*5)+(3*8)+(2*4)+(1*9)=142
142 % 10 = 2
So 1052558-49-2 is a valid CAS Registry Number.