75751-89-2 Usage
Check Digit Verification of cas no
The CAS Registry Mumber 75751-89-2 includes 8 digits separated into 3 groups by hyphens. The first part of the number,starting from the left, has 5 digits, 7,5,7,5 and 1 respectively; the second part has 2 digits, 8 and 9 respectively.
Calculate Digit Verification of CAS Registry Number 75751-89:
(7*7)+(6*5)+(5*7)+(4*5)+(3*1)+(2*8)+(1*9)=162
162 % 10 = 2
So 75751-89-2 is a valid CAS Registry Number.
InChI:InChI=1/C20H25I3N2O13/c21-11-9(18(35)24-1-6(29)3-26)12(22)17(13(23)10(11)19(36)25-2-7(30)4-27)38-20(37)16(34)15(33)14(32)8(31)5-28/h6-8,14-15,26-33H,1-5H2,(H,24,35)(H,25,36)/t6?,7?,8-,14+,15-/m0/s1