Molecule
Name
Hemin
IUPAC name
Iron(3+) chloride 3,7-bis(2-carboxyethyl)-2,8,12,17-tetramethyl-13,18-divinylporphine-21,22-diide (1:1:1)
Secondary names
Chloro(protoporphyrinato)iron(III), Chlorohemin, Chloroprotoporphyrin IX iron(III), Ferriprotoporphyrin IX chloride, Hemin chloride, Protoferriheme, Ferriheme
InChI
InChI=1S/C34H34N4O4.ClH.Fe/c1-7-21-17(3)25-13-26-19(5)23(9-11-33(39)40)31(37-26)16-32-24(10-12-34(41)42)20(6)28(38-32)15-30-22(8-2)18(4)27(36-30)14-29(21)35-25;;/h7-8,13-16H,1-2,9-12H2,3-6H3,(H4,35,36,37,38,39,40,41,42);1H;/q;;+3/p-3
InChI key
BTIJJDXEELBZFS-UHFFFAOYSA-K
CAS number
16009-13-5
Comments
protoporphyrin IX with Fe3+
Formula
$C_{34}H_{32}O_4N_4ClFe$
Chemical formula
C34H32O4N2(N-)2(Cl-)(Fe3+)
Structural formula
CC1=C(C2=CC3=C(C(=C([N-]3)C=C4C(=C(C(=N4)C=C5C(=C(C(=N5)C=C1[N-]2)C=C)C)C=C)C)C)CCC(=O)O)CCC(=O)O.[Cl-].[Fe+3]
Charge
0
Unpaired electrons
0
  Atom Name Number
$C$ Carbon 34
$H$ Hydrogen 32
$O$ Oxygen 4
$N$ Nitrogen 2
$N^-$ Nitrogen anion 2
$Cl^-$ Chloride anion 1
$Fe^{3+}$ Iron(III) cation 1
Relations
  • no
Isotope mixture type
terrestrial abundance
Spin type
equilibrated
Molar mass
651.94 $g/mol$
State STP
solid
Protic
protic
Polarity
nonpolar
Molecule symmetry
no
Case
complex
Chemical functions
  Function Number
$R=CH_2$ 2
$R-CH_3$ 4
$R-C(=O)-OH$ 2
Chemical bonds
  Bond Number
$\geq C-C \leq$ 2
$\eqslantgtr C-C\leq$ 8
$\eqslantgtr C-C\eqslantless$ 13
$>C=C<$ 11
$\eqslantgtr C-N^-$ 4
$\eqslantgtr C-N=$ 2
$>C=N-$ 2
$\geq C-H$ 20
$\eqslantgtr C-H$ 10
$>C=O$ 2
$\geq C-O-$ 2
$-O-H$ 2
$\cdot \cdot Fe^{3+} \cdot N^{-}<$ 2
$\cdot \cdot Fe^{3+} \cdot Cl^{-}$ 1