{"Abbreviation":["TIQ","THIQ","AMPH-CR"],"Aliases":["1,2,3,4-Tetrahydroisoquinoline","1,2,3,4-Tetrahydro-isoquinoline","Isoquinoline, 1,2,3,4-tetrahydro-","3,4-dihydro-1H-isoquinoline","1,2,3,4-Tetrahydro-2-azanaphthalene","202-050-0","1,2,3,4-Tetrahydro isoquinoline","1,2,3,4-Tetrahydro-2-isoquinoline","tetrahydro-isoquinoline","AI3-15931","1,2,3,4-Tetrahydro-2-azanaphthalene; 1,2,3,4-Tetrahydro-2-isoquinoline; 1,2,3,4-Tetrahydroisoquinoline; 3,4-Dihydro-1H-isoquinoline; NSC 15312;","tetrahyroisoquinoline","THIQ 6","Ec 202-050-0","racemic tetrahydroisoquinoline","Wln: t66 cmt\u0026j","5-20-06-00320","1,3,4-Tetrahydroisoquinoline","1,2,3,4-Tetrahydroleucoline","3,4-dihydro-1 H-isoquinoline","1,2,3,4 Tetrahydroisoquinoline","1,2,3,4-tetrahydroisochinoline","1,2.3.4-tetrahydroisoquinoline","1,2,3,4- Tetrahydroisoquinoline","1,2,3,4-?Tetrahydroisoquinoline"],"CAS":"91-21-4","ChEBI":"CHEBI:125498","ChEMBL":"CHEMBL14346","ChemicalClasses":["tetrahydroisoquinoline"],"Chirality":"achiral","EINECS":"202-050-0","Erowid Experience Reports":[],"Esters":[],"European Community (EC) Number":"202-050-0","Formating":[],"HMDB ID":"HMDB0012489","HeavyAtomCount":10,"IUPACName":"1,2,3,4-tetrahydroisoquinoline","InChI":"InChI=1S/C9H11N/c1-2-4-9-7-10-6-5-8(9)3-1/h1-4,10H,5-7H2","InChIKey":"UWYZHKAOTLEWKK-UHFFFAOYSA-N","Melting Point":"\u003c -15 °C","MolecularFormula":"C\u003csub\u003e9\u003c/sub\u003eH\u003csub\u003e11\u003c/sub\u003eN","MolecularWeight":"133.19 g/mol","Physical Description":"Clear brown liquid with an unpleasant odor; [Acros Organics MSDS]","PubChemId":7046,"RefCount":2,"RefCur":"","References":[{"Name":"Wikipedia","Urls":[{"Link":"https://en.wikipedia.org/wiki/Tetrahydroisoquinoline","Name":"Tetrahydroisoquinoline","Sub":false}]},{"Name":"PubChem","Urls":[{"Link":"https://pubchem.ncbi.nlm.nih.gov/compound/7046","Name":"Tetrahydroisoquinoline","Sub":false}]},{"Name":"ChEMBL","Urls":[{"Link":"https://www.ebi.ac.uk/chembl/explore/compound/CHEMBL14346","Name":"Tetrahydroisoquinoline","Sub":false}]},{"Name":"ChEBI","Urls":[{"Link":"https://www.ebi.ac.uk/chebi/searchId.do?chebiId=CHEBI:125498","Name":"Tetrahydroisoquinoline","Sub":false}]},{"Name":"Common Chemistry","Urls":[{"Link":"https://commonchemistry.cas.org/detail?cas_rn=91-21-4","Name":"Tetrahydroisoquinoline","Sub":false}]},{"Name":"HMDB","Urls":[{"Link":"https://hmdb.ca/metabolites/HMDB0012489","Name":"Tetrahydroisoquinoline","Sub":false}]},{"Name":"UNII","Urls":[{"Link":"https://gsrs.ncats.nih.gov/ginas/app/ui/substances/56W89FBX3E","Name":"Tetrahydroisoquinoline","Sub":false}]},{"Name":"EPA DSSTox","Urls":[{"Link":"https://comptox.epa.gov/dashboard/chemical/details/DTXSID6026115","Name":"Tetrahydroisoquinoline","Sub":false}]}],"Refs":["National Center for Biotechnology Information. PubChem Compound Summary for CID 7046, Tetrahydroisoquinoline. Accessed July 27, 2025. \u003ca href=https://pubchem.ncbi.nlm.nih.gov/compound/7046\u003ehttps://pubchem.ncbi.nlm.nih.gov/compound/7046\u003c/a\u003e"],"SMILES":"C1CNCC2=CC=CC=C21","SaltData":[],"Salts":[],"StereoisomerData":[],"Stereoisomers":[],"Structure":"\u003csvg xmlns=\"http://www.w3.org/2000/svg\" preserveAspectRatio=\"none\" style=\"display:block\" viewBox=\"0 0 60.648 32.539\"\u003e\u003crect width=\"100%\" height=\"100%\" fill=\"#fff\"/\u003e\u003cdesc\u003eGenerated by the Chemistry Development Kit (http://github.com/cdk)\u003c/desc\u003e\u003cg fill=\"#3050f8\" stroke=\"#000\" stroke-linecap=\"round\" stroke-linejoin=\"round\" stroke-width=\".7\"\u003e\u003cpath fill=\"#fff\" stroke=\"none\" d=\"M0 0h61v33H0z\"/\u003e\u003cg class=\"mol\"\u003e\u003cpath d=\"m40.64 1.038 13.201 7.616M53.841 8.654v11.382M50.687 25.705 40.64 31.501M40.64 31.501l-13.201-7.616\" class=\"bond\"/\u003e\u003cg class=\"bond\"\u003e\u003cpath d=\"m14.239 31.501 13.2-7.616M14.239 28.686l10.762-6.209\"/\u003e\u003c/g\u003e\u003cpath d=\"M14.239 31.501 1.038 23.885\" class=\"bond\"/\u003e\u003cg class=\"bond\"\u003e\u003cpath d=\"M1.038 8.654v15.231M3.477 10.062v12.415\"/\u003e\u003c/g\u003e\u003cpath d=\"m1.038 8.654 13.201-7.616\" class=\"bond\"/\u003e\u003cg class=\"bond\"\u003e\u003cpath d=\"m27.439 8.654-13.2-7.616M25.001 10.062 14.239 3.853\"/\u003e\u003c/g\u003e\u003cpath d=\"M27.439 23.885V8.654M40.64 1.038 27.439 8.654\" class=\"bond\"/\u003e\u003cg stroke=\"none\" class=\"atom\"\u003e\u003cpath d=\"M55.782 26.335h-.721l-2.619-4.066h-.03l.03.595q.024.358.024.733v2.738H51.9v-4.899h.714l2.608 4.054h.03l-.018-.328-.024-.476q-.006-.262-.006-.482v-2.768h.578zM60.088 26.335h-.619v-2.286h-2.513v2.286h-.613v-4.899h.613v2.071h2.513v-2.071h.619z\"/\u003e\u003c/g\u003e\u003cpath stroke=\"#3050f8\" d=\"M53.841 20.036v-5.691M50.687 25.705l-5.024 2.898\" class=\"hi\"/\u003e\u003c/g\u003e\u003c/g\u003e\u003c/svg\u003e","Title":"Tetrahydroisoquinoline","UNII":"56W89FBX3E","Wikipedia":"Tetrahydroisoquinoline","XLogP":1.6}