1018278-53-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 1018278-53-9 includes 10 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 7 digits, 1,0,1,8,2,7 and 8 respectively; the second part has 2 digits, 5 and 3 respectively.
Calculate Digit Verification of CAS Registry Number 1018278-53:
(9*1)+(8*0)+(7*1)+(6*8)+(5*2)+(4*7)+(3*8)+(2*5)+(1*3)=139
139 % 10 = 9
So 1018278-53-9 is a valid CAS Registry Number.