{ "meta": { "disclaimer": "Do not rely on openFDA to make decisions regarding medical care. While we make every effort to ensure that data is accurate, you should assume all results are unvalidated. We may limit or otherwise restrict your access to the API in line with our Terms of Service.", "terms": "https://open.fda.gov/terms/", "license": "https://open.fda.gov/license/", "last_updated": "2025-09-19", "results": { "skip": 0, "limit": 1, "total": 1 } }, "results": [ { "codes": [ { "uuid": "257c4751-2460-44f4-a468-0152867704ce", "code": "22537-19-5", "type": "PRIMARY", "url": "https://commonchemistry.cas.org/detail?cas_rn=22537-19-5", "code_system": "CAS", "references": [ "8094574f-0eaf-47bb-9ff5-837932a8f3dd", "7c80bfd2-c876-49e0-9a1c-03b3d4167d02" ] }, { "uuid": "1cc8336e-91e9-4e88-9780-974c3a15a4b8", "code": "m6717", "comments": "Merck Index", "type": "PRIMARY", "url": "https://merckindex.rsc.org/monographs/m6717?q=authorize", "code_system": "MERCK INDEX", "references": [ "8094574f-0eaf-47bb-9ff5-837932a8f3dd" ] }, { "uuid": "3623ca9e-7c12-4a65-94ad-89119a2c3f1c", "code": "31192", "type": "PRIMARY", "url": "https://pubchem.ncbi.nlm.nih.gov/compound/31192", "code_system": "PUBCHEM", "references": [ "8094574f-0eaf-47bb-9ff5-837932a8f3dd" ] }, { "uuid": "1ccf6c07-0ac2-36ef-deba-3e097903295d", "code": "DTXSID30177057", "type": "PRIMARY", "url": "https://comptox.epa.gov/dashboard/chemical/details/DTXSID30177057", "code_system": "EPA CompTox", "references": [ "e454ab8e-67bf-5006-9fc5-47353ea51f49" ] }, { "uuid": "41b5e717-ef04-4829-87e0-8c86c05ee475", "code": "QRT37X99RQ", "type": "PRIMARY", "code_system": "FDA UNII" }, { "uuid": "580c39b9-f470-19c8-5a3c-59733564391e", "code": "33397", "type": "PRIMARY", "url": "https://www.ebi.ac.uk/chebi/chebiOntology.do?chebiId=CHEBI:33397", "code_system": "CHEBI", "references": [ "7900e03c-6ac6-7926-bf0d-dfae786ae21a" ] } ], "substance_class": "chemical", "names": [ { "uuid": "588cf5da-aabc-41ac-9bec-4b2aa0cbcaf2", "name": "ELEMENT-103", "stdName": "ELEMENT-103", "type": "cn", "languages": [ "en" ], "preferred": false, "references": [ "7c86a12f-213f-4362-b2c8-0be0b28f13eb", "157250ec-a8e8-41eb-a9d7-4f6e36e8274b" ], "display_name": false }, { "uuid": "4ddb4d98-f63a-44c5-be5c-f18f336a5657", "name": "LAWRENCIUM", "stdName": "LAWRENCIUM", "type": "sys", "languages": [ "en" ], "preferred": false, "references": [ "7f9b822a-6a02-4398-8c16-86374fe0a692", "7c86a12f-213f-4362-b2c8-0be0b28f13eb", "a88ead71-83b6-47a1-9632-d56ac43b58ef" ], "display_name": true }, { "uuid": "d2af438d-c3a6-4405-9b51-16ead73c3bb0", "name": "LAWRENCIUM [MI]", "stdName": "LAWRENCIUM [MI]", "type": "cn", "languages": [ "en" ], "preferred": false, "references": [ "7c86a12f-213f-4362-b2c8-0be0b28f13eb", "a88ead71-83b6-47a1-9632-d56ac43b58ef" ], "display_name": false }, { "uuid": "fc7febb8-8e5d-454e-8169-e7586b1c58b6", "name": "LR", "stdName": "LR", "type": "cn", "languages": [ "en" ], "preferred": false, "references": [ "7c86a12f-213f-4362-b2c8-0be0b28f13eb", "157250ec-a8e8-41eb-a9d7-4f6e36e8274b" ], "display_name": false } ], "references": [ { "uuid": "a88ead71-83b6-47a1-9632-d56ac43b58ef", "citation": "MERCK", "doc_type": "SRS", "public_domain": true, "tags": [ "NOMEN", "PUBLIC_DOMAIN_RELEASE", "AUTO_SELECTED" ] }, { "uuid": "7c86a12f-213f-4362-b2c8-0be0b28f13eb", "citation": "MERCK INDEX", "doc_type": "MERCK INDEX", "public_domain": true, "tags": [ "NOMEN" ] }, { "uuid": "157250ec-a8e8-41eb-a9d7-4f6e36e8274b", "citation": "STN", "doc_type": "SRS", "public_domain": true, "tags": [ "NOMEN" ] }, { "uuid": "8094574f-0eaf-47bb-9ff5-837932a8f3dd", "citation": "SRS CODE IMPORT", "doc_type": "SRS", "public_domain": true, "document_date": 1493391668000, "tags": [ "NOMEN" ] }, { "uuid": "b41a870d-6437-41b9-a51c-dfa8ba38cd99", "citation": "SRS import [QRT37X99RQ]", "url": "http://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=QRT37X99RQ", "doc_type": "SRS", "public_domain": true, "document_date": 1493391668000, "tags": [ "NOMEN" ] }, { "uuid": "d2a5dcf3-b98b-424e-a11d-15ac5f7c361f", "citation": "CHEMID RECORD 22537-19-5", "doc_type": "SRS", "public_domain": true, "tags": [ "NOMEN" ] }, { "uuid": "7f9b822a-6a02-4398-8c16-86374fe0a692", "citation": "LAWRENCIUM [MI]", "doc_type": "SRS_LOCATOR", "public_domain": true }, { "uuid": "e454ab8e-67bf-5006-9fc5-47353ea51f49", "citation": "WEBSITE", "url": "https://comptox.epa.gov/dashboard/dsstoxdb/results?utf8=%E2%9C%93&search=22537-19-5", "doc_type": "WEBSITE", "public_domain": true, "tags": [ "NOMEN", "PUBLIC_DOMAIN_RELEASE" ] }, { "uuid": "7c80bfd2-c876-49e0-9a1c-03b3d4167d02", "citation": "STN", "doc_type": "STN (SCIFINDER)", "public_domain": true }, { "uuid": "7900e03c-6ac6-7926-bf0d-dfae786ae21a", "doc_type": "SYSTEM", "public_domain": true } ], "definition_type": "PRIMARY", "moieties": [ { "uuid": "3b044da7-7e5c-4c02-b761-6d572cf00ecf", "id": "3b044da7-7e5c-4c02-b761-6d572cf00ecf", "molfile": "\n Marvin 01132103082D \n\n 1 0 0 0 0 0 999 V2000\n 0.0000 0.0000 0.0000 Lr 0 0 0 0 0 0 0 0 0 0 0 0\nM END", "smiles": "[Lr]", "formula": "Lr", "atropisomerism": "No", "charge": 0, "count": 1, "stereochemistry": "ACHIRAL", "count_amount": { "type": "MOL RATIO", "average": 1, "units": "MOL RATIO", "uuid": "36314b74-dbca-4ebb-b802-fb02f26e8487" }, "defined_stereo": 0, "ez_centers": 0, "molecular_weight": "266.0", "optical_activity": "NONE", "stereo_centers": 0 } ], "definition_level": "COMPLETE", "uuid": "924dc87a-9969-4f2f-b538-220454a1bc05", "version": "5", "structure": { "id": "600585fe-85a1-42f3-9f18-c4b35edf182a", "molfile": "\n Marvin 01132104582D \n\n 1 0 0 0 0 0 999 V2000\n 0.0000 0.0000 0.0000 Lr 0 0 0 0 0 0 0 0 0 0 0 0\nM END", "smiles": "[Lr]", "formula": "Lr", "atropisomerism": "No", "charge": 0, "count": 1, "stereochemistry": "ACHIRAL", "defined_stereo": 0, "ez_centers": 0, "molecular_weight": "266.0", "optical_activity": "NONE", "references": [ "b41a870d-6437-41b9-a51c-dfa8ba38cd99", "d2a5dcf3-b98b-424e-a11d-15ac5f7c361f" ], "stereo_centers": 0 }, "unii": "QRT37X99RQ" } ] }