{
  "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": "f4ef4558-4523-495b-821d-e6e73553fe97",
          "code": "10352-88-2",
          "type": "PRIMARY",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=10352-88-2",
          "code_system": "CAS",
          "references": [
            "7473bb2b-320f-416d-ad45-1c3e59e6ba1e",
            "5fb12566-2431-4267-8568-37c435c3caae"
          ]
        },
        {
          "uuid": "4c29390f-0a37-4b90-9af2-5cb5371af45f",
          "code": "(E)-2-HEPTENOIC ACID",
          "comments": "JECFA|FUNCTIONAL CLASSIFICATION|Flavouring Agent",
          "type": "PRIMARY",
          "url": "http://apps.who.int/food-additives-contaminants-jecfa-database/chemical.aspx?chemID=5404",
          "code_system": "JECFA EVALUATION",
          "references": [
            "7473bb2b-320f-416d-ad45-1c3e59e6ba1e"
          ]
        },
        {
          "uuid": "ade26f00-0d9b-4e4e-99b6-a646448e90b9",
          "code": "233-769-8",
          "type": "PRIMARY",
          "url": "https://echa.europa.eu/substance-information/-/substanceinfo/100.030.687",
          "code_system": "ECHA (EC/EINECS)",
          "references": [
            "7473bb2b-320f-416d-ad45-1c3e59e6ba1e"
          ]
        },
        {
          "uuid": "1b247668-31f4-4752-87ac-8daa0abd5dac",
          "code": "5282709",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/compound/5282709",
          "code_system": "PUBCHEM",
          "references": [
            "7473bb2b-320f-416d-ad45-1c3e59e6ba1e"
          ]
        },
        {
          "uuid": "eb18b86e-f919-b6d8-72d1-1f9a6422eaac",
          "code": "38364",
          "type": "PRIMARY",
          "url": "https://www.ebi.ac.uk/chebi/chebiOntology.do?chebiId=CHEBI:38364",
          "code_system": "CHEBI",
          "references": [
            "62cf736e-2138-685c-a60e-ef1b102304a6"
          ]
        },
        {
          "uuid": "3915f662-c9ce-4f0a-b730-b135b4145ada",
          "code": "1IB74EZ67V",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        },
        {
          "uuid": "fd047fa3-b805-fed3-51c2-6681dd01368f",
          "code": "DTXSID80893639",
          "type": "PRIMARY",
          "url": "https://comptox.epa.gov/dashboard/chemical/details/DTXSID80893639",
          "code_system": "EPA CompTox",
          "references": [
            "62cf736e-2138-685c-a60e-ef1b102304a6"
          ]
        },
        {
          "uuid": "77e62934-6634-2173-eb5e-d549040ad339",
          "code": "244947",
          "type": "PRIMARY",
          "url": "https://dtp.cancer.gov/dtpstandard/servlet/dwindex?searchtype=NSC&outputformat=html&searchlist=244947",
          "code_system": "NSC",
          "references": [
            "5f16c216-1347-2f7e-5e6f-b470180d0a22"
          ]
        },
        {
          "uuid": "e452d3eb-814b-9949-70fc-ee4e77b9a29a",
          "code": "1372",
          "type": "PRIMARY",
          "url": "https://www.fao.org/food/food-safety-quality/scientific-advice/jecfa/jecfa-flav/details/en/c/1372/",
          "code_system": "JECFA MONOGRAPH",
          "references": [
            "1bb40cc9-7130-fc9e-0fa3-aca48cd591c3"
          ]
        }
      ],
      "substance_class": "chemical",
      "names": [
        {
          "uuid": "3fcd2dfc-303f-4c78-a4f0-2cc679caefd9",
          "name": "(E)-2-HEPTENOIC ACID",
          "stdName": "(E)-2-HEPTENOIC ACID",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "52125700-dbff-40c9-9f68-f85fc18636da",
            "6ce3accb-6797-442f-91dc-b07582fe8a93",
            "84ec8a14-3fbd-4f22-9654-b5485086da1b",
            "8f0b7613-d39d-4fe1-b246-8049dceba278"
          ],
          "display_name": false
        },
        {
          "uuid": "1265e437-2227-4627-be6c-7d9036667ae7",
          "name": "(E)-2-HEPTENOIC ACID [FHFI]",
          "stdName": "(E)-2-HEPTENOIC ACID [FHFI]",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "52125700-dbff-40c9-9f68-f85fc18636da",
            "84ec8a14-3fbd-4f22-9654-b5485086da1b"
          ],
          "display_name": false
        },
        {
          "uuid": "e4ca59f7-189b-4424-af10-032e6c3e8ef7",
          "name": "2-HEPTENOIC ACID, (2E)-",
          "stdName": "2-HEPTENOIC ACID, (2E)-",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "52125700-dbff-40c9-9f68-f85fc18636da",
            "be9501f3-819b-4332-b4df-552b889cdf9f"
          ],
          "display_name": true
        },
        {
          "uuid": "b7bb5907-80b3-4f9d-8835-1bfab46fd79f",
          "name": "2-HEPTENOIC ACID, (E)-",
          "stdName": "2-HEPTENOIC ACID, (E)-",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "52125700-dbff-40c9-9f68-f85fc18636da",
            "be9501f3-819b-4332-b4df-552b889cdf9f"
          ],
          "display_name": false
        },
        {
          "uuid": "6ea25b52-d26e-4e47-a1ca-9bb3ed8d34e3",
          "name": "2-HEPTENOIC ACID, TRANS-",
          "stdName": "2-HEPTENOIC ACID, TRANS-",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "52125700-dbff-40c9-9f68-f85fc18636da",
            "ef199e54-320d-4104-a526-ebf7cb86cf0f"
          ],
          "display_name": false
        },
        {
          "uuid": "4b33fc11-7f25-4587-accd-e60e2a3d7a1b",
          "name": "E-2-HEPTENOIC ACID",
          "stdName": "E-2-HEPTENOIC ACID",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "52125700-dbff-40c9-9f68-f85fc18636da",
            "be9501f3-819b-4332-b4df-552b889cdf9f"
          ],
          "display_name": false
        },
        {
          "uuid": "0e51f27e-d26c-41fd-8c24-7fa9d692da02",
          "name": "FEMA NO. 3920",
          "stdName": "FEMA NO. 3920",
          "type": "cd",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "52125700-dbff-40c9-9f68-f85fc18636da",
            "84ec8a14-3fbd-4f22-9654-b5485086da1b"
          ],
          "display_name": false
        },
        {
          "uuid": "d19245b7-7d9d-3925-3158-1d8541d95f46",
          "name": "NSC-244947",
          "stdName": "NSC-244947",
          "type": "cd",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "5f16c216-1347-2f7e-5e6f-b470180d0a22"
          ],
          "display_name": false
        },
        {
          "uuid": "e9138355-5add-4e97-ae9b-8b21956851d5",
          "name": "TRANS-2-HEPTENOIC ACID",
          "stdName": "TRANS-2-HEPTENOIC ACID",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "52125700-dbff-40c9-9f68-f85fc18636da",
            "be9501f3-819b-4332-b4df-552b889cdf9f"
          ],
          "display_name": false
        }
      ],
      "references": [
        {
          "uuid": "be9501f3-819b-4332-b4df-552b889cdf9f",
          "citation": "STN",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE",
            "AUTO_SELECTED"
          ]
        },
        {
          "uuid": "52125700-dbff-40c9-9f68-f85fc18636da",
          "citation": "STN (SCIFINDER)",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "84ec8a14-3fbd-4f22-9654-b5485086da1b",
          "citation": "FHFI",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "ef199e54-320d-4104-a526-ebf7cb86cf0f",
          "citation": "CFSAN",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "8f0b7613-d39d-4fe1-b246-8049dceba278",
          "citation": "JECFA",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "7473bb2b-320f-416d-ad45-1c3e59e6ba1e",
          "citation": "SRS CODE IMPORT",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493391014000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "4692cfb1-91a9-4729-ace8-aab43f98dd58",
          "citation": "SRS import [1IB74EZ67V]",
          "url": "http://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=1IB74EZ67V",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493391014000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "3f6b637f-3f04-4603-ac75-27bff50e4095",
          "citation": "CHEMID  2011",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "6ce3accb-6797-442f-91dc-b07582fe8a93",
          "citation": "(E)-2-HEPTENOIC ACID [FHFI]",
          "doc_type": "SRS_LOCATOR",
          "public_domain": true
        },
        {
          "uuid": "5fb12566-2431-4267-8568-37c435c3caae",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        },
        {
          "uuid": "5f16c216-1347-2f7e-5e6f-b470180d0a22",
          "citation": "NCI",
          "doc_type": "NCI DRUG DICTIONARY",
          "public_domain": true
        },
        {
          "uuid": "62cf736e-2138-685c-a60e-ef1b102304a6",
          "doc_type": "SYSTEM",
          "public_domain": true
        },
        {
          "uuid": "1bb40cc9-7130-fc9e-0fa3-aca48cd591c3",
          "citation": "JECFA",
          "doc_type": "JECFA",
          "public_domain": true
        }
      ],
      "definition_type": "PRIMARY",
      "moieties": [
        {
          "uuid": "b3f5ce7f-8b0e-4f5b-9399-4c655a00307a",
          "id": "b3f5ce7f-8b0e-4f5b-9399-4c655a00307a",
          "molfile": "\n  Marvin  01132109192D          \n\n  9  8  0  0  0  0            999 V2000\n    4.6206   -4.8566    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.3372   -4.4479    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.0546   -4.8566    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.7701   -4.4479    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.4857   -4.8566    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.2032   -4.4479    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.9236   -4.8566    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.6323   -4.4479    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    8.9236   -5.6768    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n  2  1  1  0  0  0  0\n  3  2  1  0  0  0  0\n  4  3  1  0  0  0  0\n  5  4  1  0  0  0  0\n  5  6  2  0  0  0  0\n  6  7  1  0  0  0  0\n  7  8  1  0  0  0  0\n  7  9  2  0  0  0  0\nM  END",
          "smiles": "CCCC/C=C/C(=O)O",
          "formula": "C7H12O2",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "stereochemistry": "ACHIRAL",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "189c431a-96f8-40cd-b2d7-713d067b9964"
          },
          "defined_stereo": 0,
          "ez_centers": 1,
          "molecular_weight": "128.1693",
          "optical_activity": "NONE",
          "stereo_centers": 0
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "3d675749-c328-4b1b-9570-c72f2eaccfde",
      "version": "7",
      "structure": {
        "id": "d99f0074-9d24-4915-9937-ab0a532331ac",
        "molfile": "\n  Marvin  01132111172D          \n\n  9  8  0  0  0  0            999 V2000\n    7.4857   -4.8566    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.2032   -4.4479    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.9236   -4.8566    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.6323   -4.4479    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    8.9236   -5.6768    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    6.7701   -4.4479    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.0546   -4.8566    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.3372   -4.4479    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.6206   -4.8566    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n  1  2  2  0  0  0  0\n  2  3  1  0  0  0  0\n  3  4  1  0  0  0  0\n  3  5  2  0  0  0  0\n  1  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\nM  END",
        "smiles": "CCCC/C=C/C(=O)O",
        "formula": "C7H12O2",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ACHIRAL",
        "defined_stereo": 0,
        "ez_centers": 1,
        "molecular_weight": "128.1693",
        "optical_activity": "NONE",
        "references": [
          "4692cfb1-91a9-4729-ace8-aab43f98dd58",
          "3f6b637f-3f04-4603-ac75-27bff50e4095"
        ],
        "stereo_centers": 0
      },
      "unii": "1IB74EZ67V"
    }
  ]
}