What is Indole?
{{chembox | Name = Indole | ImageFile_Ref = {{chemboximage|correct|??}} | ImageFile = Indole 2D numbered.svg | ImageSize = 160 | ImageAlt = Skeletal formula with numbering scheme | ImageFileL1 = Indole-3D-balls-2.png | ImageSize1 = 155 | ImageAlt1 = Ball-and-stick model of indole | ImageFileR1 = Indole-3D-spacefill.png | ImageSizeR1 = 145 | ImageAltR1 = Space-filling model of indole | PIN = 1''H''-Indole<ref>{{cite book |author=[[International Union of Pure and Applied Chemistry]] |date=2014 |title=Nomenclature of Organic Chemistry: IUPAC Recommendations and Preferred Names 2013 |publisher=[[Royal Society of Chemistry|The Royal Society of Chemistry]] |pages=213 |doi=10.1039/9781849733069 |isbn=978-0-85404-182-4}}</ref> | OtherNames = 2,3-Benzopyrrole, ketole,<br />1-benzazole | Section1 = {{Chembox Identifiers | ChEBI_Ref = {{ebicite|correct|EBI}} | ChEBI = 16881 | SMILES = C12=C(C=CN2)C=CC=C1 | PubChem = 798 | UNII_Ref = {{fdacite|correct|FDA}} | UNII = 8724FJW4M5 | KEGG_Ref = {{keggcite|correct|kegg}} | KEGG = C00463 | InChI = 1/C8H7N/c1-2-4-8-7(3-1)5-6-9-8/h1-6,9H | InChIKey = SIKJAQJRHWYJAI-UHFFFAOYAI | ChEMBL_Ref = {{ebicite|correct|EBI}} | ChEMBL = 15844 | 3DMet = B01251 | EC_number = 204-420-7 | Beilstein = 107693 | Gmelin = 3477 | DrugBank = DB04532 | StdInChI_Ref = {{stdinchicite|correct|chemspider}} | StdInChI = 1S/C8H7N/c1-2-4-8-7(3-1)5-6-9-8/h1-6,9H | StdInChIKey_Ref = {{stdinchicite|correct|chemspider}} | StdInChIKey = SIKJAQJRHWYJAI-UHFFFAOYSA-N | CASNo_Ref = {{cascite|correct|CAS}} | CASNo = 120-72-9 | ChemSpiderID_Ref = {{chemspidercite|correct|chemspider}} | ChemSpiderID = 776 | RTECS = NL2450000 }} | Section2 = {{Chembox Properties | C=8 | H=7 | N=1 | Appearance = White solid | Odor = Feces or jasmine like | Density = 1.1747&nbsp;g/cm<sup>3</sup>, solid | Solubility = 0.19&nbsp;g/100&nbsp;ml (20&nbsp;°C)<br />Soluble in hot water | MeltingPtC = 52 to 54 | MeltingPt_notes = | BoilingPtC = 253 to 254 | BoilingPt_note