53240-89-4 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 53240-89-4 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 5,3,2,4 and 0 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 53240-89:
(7*5)+(6*3)+(5*2)+(4*4)+(3*0)+(2*8)+(1*9)=104
104 % 10 = 4
So 53240-89-4 is a valid CAS Registry Number.
InChI:InChI=1/C20H40.C6H9NO/c1-3-5-7-9-11-13-15-17-19-20-18-16-14-12-10-8-6-4-2;1-2-7-5-3-4-6(7)8/h3H,1,4-20H2,2H3;2H,1,3-5H2