3-Hydroxykynurenine

3-Hydroxykynurenine
Names
	IUPAC name 2-Amino-4-(2-amino-3-hydroxyphenyl)-4-oxobutanoic acid
Identifiers
CAS Number	606-14-4 ;
3D model (JSmol)	Interactive image;
ChEBI	CHEBI:1547 ;
ChEMBL	ChEMBL1371152 ;
ChemSpider	11318 ;
KEGG	C03227 ;
MeSH	3-hydroxykynurenine
PubChem CID	11811;
UNII	F459WK6M6B ;
CompTox Dashboard (EPA)	DTXSID00862009 ;
	InChI InChI=1S/C10H12N2O4/c11-6(10(15)16)4-8(14)5-2-1-3-7(13)9(5)12/h1-3,6,13H,4,11-12H2,(H,15,16)/t6-/m0/s1 Key: VCKPUUFAIGNJHC-LURJTMIESA-N ; InChI=1/C10H12N2O4/c11-6(10(15)16)4-8(14)5-2-1-3-7(13)9(5)12/h1-3,6,13H,4,11-12H2,(H,15,16) Key: VCKPUUFAIGNJHC-UHFFFAOYAF;
	SMILES C1=CC(=C(C(=C1)O)N)C(=O)CC(C(=O)O)N;
Properties
Chemical formula	C10H12N2O4
Molar mass	224.21 g/mol
	Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa). Infobox references

3-Hydroxykynurenine is a metabolite of tryptophan, which filters UV light in the human lens. It is one of two pigments identified as responsible for the goldenrod crab spider's (Misumena vatia) yellow coloration.