{
  "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": "3fca4fb3-de58-4646-a75c-efd29c840e6a",
          "code": "506-51-4",
          "type": "PRIMARY",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=506-51-4",
          "code_system": "CAS",
          "references": [
            "405c332e-28cc-4c0c-b948-2f25d9c306c3",
            "38988d86-c86a-4413-9c98-7fdac9c363e6"
          ]
        },
        {
          "uuid": "e249c47a-55e9-461e-b25a-1869c722bef1",
          "code": "1-TETRACOSANOL",
          "type": "PRIMARY",
          "url": "https://en.wikipedia.org/wiki/1-Tetracosanol",
          "code_system": "WIKIPEDIA",
          "references": [
            "405c332e-28cc-4c0c-b948-2f25d9c306c3"
          ]
        },
        {
          "uuid": "621444bd-610d-4c19-852c-8a4ee003d95c",
          "code": "1314259",
          "comments": "RxNorm",
          "type": "PRIMARY",
          "url": "https://rxnav.nlm.nih.gov/REST/rxcui/1314259/allProperties.xml?prop=all",
          "code_system": "RXCUI",
          "references": [
            "405c332e-28cc-4c0c-b948-2f25d9c306c3"
          ]
        },
        {
          "uuid": "aca01ed4-a9a1-4550-9375-833295ca5f90",
          "code": "208-043-9",
          "type": "PRIMARY",
          "url": "https://echa.europa.eu/substance-information/-/substanceinfo/100.007.313",
          "code_system": "ECHA (EC/EINECS)",
          "references": [
            "405c332e-28cc-4c0c-b948-2f25d9c306c3"
          ]
        },
        {
          "uuid": "9d21c04c-2685-4eaf-82b8-bd5a4829d9be",
          "code": "10472",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/compound/10472",
          "code_system": "PUBCHEM",
          "references": [
            "405c332e-28cc-4c0c-b948-2f25d9c306c3"
          ]
        },
        {
          "uuid": "52cc49f7-bc48-7eac-e446-39dd21e81c40",
          "code": "5674",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/source/hsdb/5674",
          "code_system": "HSDB",
          "references": [
            "24edcfae-3632-4fdd-0e77-49d44c255eb4"
          ]
        },
        {
          "uuid": "88bfa7b9-35e0-084c-33d9-5d46b352f806",
          "code": "DTXSID8027161",
          "type": "PRIMARY",
          "url": "https://comptox.epa.gov/dashboard/chemical/details/DTXSID8027161",
          "code_system": "EPA CompTox",
          "references": [
            "a83f4029-6caf-de6f-14de-3d6e4f90e4c8"
          ]
        },
        {
          "uuid": "3fad328f-5e31-4dbc-84b0-105e24637090",
          "code": "2N0PI37IOC",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        },
        {
          "uuid": "77608f2b-817f-1633-b737-9a66469de9c8",
          "code": "77413",
          "type": "PRIMARY",
          "url": "https://www.ebi.ac.uk/chebi/chebiOntology.do?chebiId=CHEBI:77413",
          "code_system": "CHEBI",
          "references": [
            "d37eb43a-3daf-e5f8-8d14-48548fefae4a"
          ]
        },
        {
          "uuid": "57725dda-d2f8-6e86-8a30-65ec4c0d05dc",
          "code": "93768",
          "type": "PRIMARY",
          "url": "https://dtp.cancer.gov/dtpstandard/servlet/dwindex?searchtype=NSC&outputformat=html&searchlist=93768",
          "code_system": "NSC",
          "references": [
            "7e1e3149-bed4-0920-25d4-370c3f63f361"
          ]
        }
      ],
      "relationships": [
        {
          "uuid": "8a61b798-e9db-47ed-9858-6fab20c63fa6",
          "amount": {
            "uuid": "392ac4bf-fca0-44d2-8256-3bb7db5f5699"
          },
          "qualification": "USP",
          "type": "PARENT->CONSTITUENT ALWAYS PRESENT",
          "references": [
            "a8908682-0c2b-452d-88fc-ab2a1c8d4fca"
          ],
          "related_substance": {
            "uuid": "2638e29c-d27b-426e-87ee-50d61b4f7715",
            "refuuid": "a2951a64-8730-427c-b469-4b53857991f2",
            "name": "SAW PALMETTO",
            "unii": "J7WWH9M8QS",
            "linking_id": "J7WWH9M8QS",
            "ref_pname": "SAW PALMETTO",
            "substance_class": "reference"
          }
        }
      ],
      "substance_class": "chemical",
      "names": [
        {
          "uuid": "8616fcf4-99ca-4339-a3e8-ea7c7283618d",
          "name": "1-TETRACOSANOL",
          "stdName": "1-TETRACOSANOL",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "b9e2aa03-8052-4183-8c86-1c13342df9b3",
            "fc6b6852-378c-4140-9a08-abef05c82fb8"
          ],
          "display_name": true
        },
        {
          "uuid": "f597ccfe-37ae-4dcf-b5e4-42cb38f45514",
          "name": "LIGNOCERYL ALCOHOL",
          "stdName": "LIGNOCERYL ALCOHOL",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "b9e2aa03-8052-4183-8c86-1c13342df9b3",
            "fc6b6852-378c-4140-9a08-abef05c82fb8",
            "8ca49bd8-5582-40fa-988f-c21fb0a3ac5f",
            "e26caed4-bd8a-42a8-b5a7-248a40a878d0"
          ],
          "display_name": false
        },
        {
          "uuid": "933e01a3-d257-4d72-ad36-d4af99b7f650",
          "name": "LIGNOCERYL ALCOHOL [HSDB]",
          "stdName": "LIGNOCERYL ALCOHOL [HSDB]",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "fc6b6852-378c-4140-9a08-abef05c82fb8",
            "8ca49bd8-5582-40fa-988f-c21fb0a3ac5f"
          ],
          "display_name": false
        },
        {
          "uuid": "57a3f7b3-72c5-45fd-943f-d852f263e921",
          "name": "N-TETRACOSANOL",
          "stdName": "N-TETRACOSANOL",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "b9e2aa03-8052-4183-8c86-1c13342df9b3",
            "fc6b6852-378c-4140-9a08-abef05c82fb8"
          ],
          "display_name": false
        },
        {
          "uuid": "d021687a-89ad-43b1-95b8-1615b41affc3",
          "name": "NSC-93768",
          "stdName": "NSC-93768",
          "type": "cd",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "b9e2aa03-8052-4183-8c86-1c13342df9b3",
            "fc6b6852-378c-4140-9a08-abef05c82fb8"
          ],
          "display_name": false
        },
        {
          "uuid": "752a8db5-c5ab-477c-b084-75fc137817e7",
          "name": "TETRACOSANOL",
          "stdName": "TETRACOSANOL",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "4589d5c2-5fd5-4735-8dc4-eaa97c522bcb",
            "0994ebe3-5fd2-451a-999c-4bfe2124e301"
          ],
          "display_name": false
        },
        {
          "uuid": "16ed549c-b1d4-434a-a55f-f3e78dfb1771",
          "name": "TETRACOSANOL (CONSTITUENT OF SAW PALMETTO) [DSC]",
          "stdName": "TETRACOSANOL (CONSTITUENT OF SAW PALMETTO) [DSC]",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "1578e0a8-e0b0-49d4-a947-1948bd896545",
            "fc6b6852-378c-4140-9a08-abef05c82fb8"
          ],
          "display_name": false
        },
        {
          "uuid": "39357624-3f18-4f78-8025-562fcf63a9a6",
          "name": "TETRACOSYL ALCOHOL",
          "stdName": "TETRACOSYL ALCOHOL",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "b9e2aa03-8052-4183-8c86-1c13342df9b3",
            "fc6b6852-378c-4140-9a08-abef05c82fb8"
          ],
          "display_name": false
        }
      ],
      "references": [
        {
          "uuid": "b9e2aa03-8052-4183-8c86-1c13342df9b3",
          "citation": "ChemID",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE",
            "AUTO_SELECTED"
          ]
        },
        {
          "uuid": "fc6b6852-378c-4140-9a08-abef05c82fb8",
          "citation": "CHEMID",
          "doc_type": "CHEMID",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "8ca49bd8-5582-40fa-988f-c21fb0a3ac5f",
          "citation": "HSDB",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "0994ebe3-5fd2-451a-999c-4bfe2124e301",
          "citation": "YES",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "4589d5c2-5fd5-4735-8dc4-eaa97c522bcb",
          "citation": "USP",
          "doc_type": "USP DIETARY SUPPLEMENTS COMPENDIUM",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "1578e0a8-e0b0-49d4-a947-1948bd896545",
          "citation": "USP-DSC, VOL.2, 2015",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "405c332e-28cc-4c0c-b948-2f25d9c306c3",
          "citation": "SRS CODE IMPORT",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493390844000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "500e1da5-be3b-483e-8274-833366420d16",
          "citation": "USP-DSC",
          "doc_type": "USP",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "f733e204-0a88-48cd-9a1d-c69662b72481",
          "citation": "SRS import [2N0PI37IOC]",
          "url": "http://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=2N0PI37IOC",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493390844000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "e26caed4-bd8a-42a8-b5a7-248a40a878d0",
          "citation": "LIGNOCERYL ALCOHOL [HSDB]",
          "doc_type": "SRS_LOCATOR",
          "public_domain": true
        },
        {
          "uuid": "24edcfae-3632-4fdd-0e77-49d44c255eb4",
          "citation": "WEBSITE",
          "url": "https://toxnet.nlm.nih.gov/cgi-bin/sis/search2/r?dbs+hsdb:@term+@rn+@rel+506-51-4",
          "doc_type": "WEBSITE",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "a83f4029-6caf-de6f-14de-3d6e4f90e4c8",
          "citation": "WEBSITE",
          "url": "https://comptox.epa.gov/dashboard/dsstoxdb/results?utf8=%E2%9C%93&search=506-51-4",
          "doc_type": "WEBSITE",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "d37eb43a-3daf-e5f8-8d14-48548fefae4a",
          "doc_type": "SYSTEM",
          "public_domain": true
        },
        {
          "uuid": "38988d86-c86a-4413-9c98-7fdac9c363e6",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        },
        {
          "uuid": "61a33f06-02b5-b460-1bfe-5d8369061ed3",
          "citation": "DailyMed",
          "doc_type": "DAILYMED",
          "public_domain": true
        },
        {
          "uuid": "7e1e3149-bed4-0920-25d4-370c3f63f361",
          "citation": "NCI",
          "doc_type": "NCI DRUG DICTIONARY",
          "public_domain": true
        },
        {
          "uuid": "a8908682-0c2b-452d-88fc-ab2a1c8d4fca",
          "citation": "USP-DSC, VOL.2, 2015",
          "doc_type": "USP",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        }
      ],
      "definition_type": "PRIMARY",
      "moieties": [
        {
          "uuid": "1eddbbbe-549f-48be-ab5a-a7efa52f753d",
          "id": "1eddbbbe-549f-48be-ab5a-a7efa52f753d",
          "molfile": "\n  Marvin  01132101462D          \n\n 25 24  0  0  0  0            999 V2000\n   23.8249   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   23.0978  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   22.3708   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   21.6623  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   20.9585   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   20.2084  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   19.4999   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   18.7683  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   18.0458   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   17.3142  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   16.6057   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   15.8834  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   15.1518   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   14.4433  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.7117   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.9893  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.2576   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   11.5491  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.8268   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.0952  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.3867   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.6412  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.9327   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.2010  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.5018   -9.7383    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n  1  2  1  0  0  0  0\n  2  3  1  0  0  0  0\n  3  4  1  0  0  0  0\n  4  5  1  0  0  0  0\n  5  6  1  0  0  0  0\n  6  7  1  0  0  0  0\n  7  8  1  0  0  0  0\n  8  9  1  0  0  0  0\n  9 10  1  0  0  0  0\n 10 11  1  0  0  0  0\n 11 12  1  0  0  0  0\n 12 13  1  0  0  0  0\n 13 14  1  0  0  0  0\n 14 15  1  0  0  0  0\n 15 16  1  0  0  0  0\n 16 17  1  0  0  0  0\n 17 18  1  0  0  0  0\n 18 19  1  0  0  0  0\n 19 20  1  0  0  0  0\n 20 21  1  0  0  0  0\n 21 22  1  0  0  0  0\n 22 23  1  0  0  0  0\n 23 24  1  0  0  0  0\n 24 25  1  0  0  0  0\nM  END",
          "smiles": "CCCCCCCCCCCCCCCCCCCCCCCCO",
          "formula": "C24H50O",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "stereochemistry": "ACHIRAL",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "c0bd2ee9-4852-4087-b0d5-64c9f5918f20"
          },
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": "354.6541",
          "optical_activity": "NONE",
          "stereo_centers": 0
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "30a931b8-028e-430e-9036-905d28d16935",
      "version": "13",
      "structure": {
        "id": "d418e3e9-8ba8-4353-b050-d32b7ba9f3b4",
        "molfile": "\n  Marvin  01132110592D          \n\n 25 24  0  0  0  0            999 V2000\n    9.3867   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.6412  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.9327   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.2010  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.5018   -9.7383    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   10.0952  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.8268   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   11.5491  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.2576   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.9893  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.7117   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   14.4433  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   15.1518   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   15.8834  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   16.6057   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   17.3142  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   18.0458   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   18.7683  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   19.4999   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   20.2084  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   20.9585   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   21.6623  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   22.3708   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   23.0978  -10.1366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   23.8249   -9.7383    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n  1  2  1  0  0  0  0\n  2  3  1  0  0  0  0\n  3  4  1  0  0  0  0\n  4  5  1  0  0  0  0\n  6  1  1  0  0  0  0\n  7  6  1  0  0  0  0\n  8  7  1  0  0  0  0\n  9  8  1  0  0  0  0\n 10  9  1  0  0  0  0\n 11 10  1  0  0  0  0\n 12 11  1  0  0  0  0\n 13 12  1  0  0  0  0\n 14 13  1  0  0  0  0\n 15 14  1  0  0  0  0\n 16 15  1  0  0  0  0\n 17 16  1  0  0  0  0\n 18 17  1  0  0  0  0\n 19 18  1  0  0  0  0\n 20 19  1  0  0  0  0\n 21 20  1  0  0  0  0\n 22 21  1  0  0  0  0\n 23 22  1  0  0  0  0\n 24 23  1  0  0  0  0\n 25 24  1  0  0  0  0\nM  END",
        "smiles": "CCCCCCCCCCCCCCCCCCCCCCCCO",
        "formula": "C24H50O",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ACHIRAL",
        "defined_stereo": 0,
        "ez_centers": 0,
        "molecular_weight": "354.6541",
        "optical_activity": "NONE",
        "references": [
          "b9e2aa03-8052-4183-8c86-1c13342df9b3",
          "f733e204-0a88-48cd-9a1d-c69662b72481"
        ],
        "stereo_centers": 0
      },
      "unii": "2N0PI37IOC"
    }
  ]
}