1052611-56-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1052611-56-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,5,2,6,1 and 1 respectively; the second part has 2 digits, 5 and 6 respectively.
Calculate Digit Verification of CAS Registry Number 1052611-56:
(9*1)+(8*0)+(7*5)+(6*2)+(5*6)+(4*1)+(3*1)+(2*5)+(1*6)=109
109 % 10 = 9
So 1052611-56-9 is a valid CAS Registry Number.