Dopachrome

Dopachrome

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Names
IUPAC name 5,6-Dioxo-2,3,5,6-tetrahydro-1H-indole-2-carboxylic acid
Identifiers
CAS Number	3571-34-4
ChemSpider	106643
Jmol 3D model	Interactive image
MeSH	dopachrome
PubChem	119399
InChI InChI=1S/C9H7NO4/c11-7-2-4-1-6(9(13)14)10-5(4)3-8(7)12/h2-3,6,10H,1H2,(H,13,14) Key: VJNCICVKUHKIIV-UHFFFAOYSA-N InChI=1/C9H7NO4/c11-7-2-4-1-6(9(13)14)10-5(4)3-8(7)12/h2-3,6,10H,1H2,(H,13,14) Key: VJNCICVKUHKIIV-UHFFFAOYAH
SMILES C1C(NC2=CC(=O)C(=O)C=C21)C(=O)O
Properties
Chemical formula	C9H7NO4
Molar mass	193.16 g·mol−1
Vapor pressure	{{{value}}}
Except where otherwise noted, data are given for materials in their standard state (at 25 °C [77 °F], 100 kPa).
Infobox references

Dopachrome is a cyclization product of L-DOPA and is an intermediate in the biosynthesis of melanin. It may tautomerise to form DHICA.