111583-52-9 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 111583-52-9 includes 9 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 6 digits, 1,1,1,5,8 and 3 respectively; the second part has 2 digits, 5 and 2 respectively.
Calculate Digit Verification of CAS Registry Number 111583-52:
(8*1)+(7*1)+(6*1)+(5*5)+(4*8)+(3*3)+(2*5)+(1*2)=99
99 % 10 = 9
So 111583-52-9 is a valid CAS Registry Number.
InChI:InChI=1/C13H16N4O7/c14-17-16-6-1-2-7(9(20)3-6)13(24)15-8(4-18)11(22)12(23)10(21)5-19/h1-4,8,10-12,19-23H,5H2,(H,15,24)/t8-,10+,11+,12-/m0/s1