Molecule
Name
citrate ion
IUPAC name
2-hydroxypropane-1,2,3-tricarboxylate
Secondary names
citrate anion, 2-hydroxypropane-1,2,3-tricarboxylate
InChI
InChI=1S/C6H8O7/c7-3(8)1-6(13,5(11)12)2-4(9)10/h13H,1-2H2,(H,7,8)(H,9,10)(H,11,12)/p-3
InChI key
KRKNYBCHXYNGOX-UHFFFAOYSA-K
CAS number
126-44-3
Structure and atomic composition
Formula
$HOC(CH_2COO^-)_2COO^-$
Chemical formula
C3H4OH(COO-)3
Structural formula
[CH2](C(=O)[O-])C([CH2]C(=O)[O-])(C(=O)[O-])OH
Charge
-3
Unpaired electrons
0
  Atom Name Number
$C$ Carbon 6
$H$ Hydrogen 5
$O$ Oxygen 4
$O^-$ Oxide anion 3
Isotope mixture type
terrestrial abundance
Molar mass
189.1 $g/mol$
Protic
protic
Polarity
ionic
Molecule symmetry
unknown
Case
nonlinear-polyatomic
Chemical functions
  Function Number
$R-C(=O)-O^-$ 3
$R-OH$ 1
$R-CH_2-R$ 2
Chemical bonds
  Bond Number
$\geq C-H$ 4
$\geq C-C \leq$ 2
$\eqslantgtr C-C\leq$ 3
$-O-H$ 1
$\geq C-O-$ 1
$>C=O$ 3
$\eqslantgtr C-O^-$ 3