1053264-81-5 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1053264-81-5 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,5,3,2,6 and 4 respectively; the second part has 2 digits, 8 and 1 respectively.
Calculate Digit Verification of CAS Registry Number 1053264-81:
(9*1)+(8*0)+(7*5)+(6*3)+(5*2)+(4*6)+(3*4)+(2*8)+(1*1)=125
125 % 10 = 5
So 1053264-81-5 is a valid CAS Registry Number.