{
  "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": "e60d289d-8b9a-49e8-9e0c-00c302482e9f",
          "code": "18776-92-6",
          "type": "PRIMARY",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=18776-92-6",
          "code_system": "CAS",
          "references": [
            "24a001da-1b0d-410d-bf3a-a97a15a71f49",
            "4b8bda45-bba1-4a6e-9496-3e0eb3602aa2"
          ]
        },
        {
          "uuid": "69b3b62d-4bad-44c2-bfc9-8870b832c905",
          "code": "TRANS-4-OCTENOIC ACID",
          "comments": "JECFA|FUNCTIONAL CLASSIFICATION|Flavouring Agent",
          "type": "PRIMARY",
          "url": "http://apps.who.int/food-additives-contaminants-jecfa-database/chemical.aspx?chemID=5614",
          "code_system": "JECFA EVALUATION",
          "references": [
            "24a001da-1b0d-410d-bf3a-a97a15a71f49"
          ]
        },
        {
          "uuid": "2e128e1a-17c6-4f21-8222-1f0f6129c91e",
          "code": "6433715",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/compound/6433715",
          "code_system": "PUBCHEM",
          "references": [
            "24a001da-1b0d-410d-bf3a-a97a15a71f49"
          ]
        },
        {
          "uuid": "fd9dd8c7-c36b-b392-15d9-aa18de51cc20",
          "code": "DTXSID10172085",
          "type": "PRIMARY",
          "url": "https://comptox.epa.gov/dashboard/chemical/details/DTXSID10172085",
          "code_system": "EPA CompTox",
          "references": [
            "b8eb7c31-4054-e5b7-49f5-13493f88e4ba"
          ]
        },
        {
          "uuid": "09855c29-1322-4da9-882c-5fb2c5e084be",
          "code": "47P9XAP96K",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        },
        {
          "uuid": "dd517963-9d01-5ec5-9b9e-180ee67cad34",
          "code": "1618",
          "type": "PRIMARY",
          "url": "https://www.fao.org/food/food-safety-quality/scientific-advice/jecfa/jecfa-flav/details/en/c/1618/",
          "code_system": "JECFA MONOGRAPH",
          "references": [
            "6617da75-cc52-b945-a398-dee3be72354e"
          ]
        }
      ],
      "substance_class": "chemical",
      "names": [
        {
          "uuid": "a286c5e9-a926-4ba3-9ee5-41fe79ee9690",
          "name": "4-OCTENOIC ACID, (4E)-",
          "stdName": "4-OCTENOIC ACID, (4E)-",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "0c6e0fea-55c8-44c7-b5af-d44f51727202",
            "530dedb7-d484-4007-866c-1485937e4058"
          ],
          "display_name": true
        },
        {
          "uuid": "c24a6975-20e6-4d00-80ff-6e3c3e1c1469",
          "name": "4-OCTENOIC ACID, (E)-",
          "stdName": "4-OCTENOIC ACID, (E)-",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "0c6e0fea-55c8-44c7-b5af-d44f51727202",
            "530dedb7-d484-4007-866c-1485937e4058"
          ],
          "display_name": false
        },
        {
          "uuid": "af12dea8-a174-4f47-ae45-b3bc9c9f89cb",
          "name": "4-OCTENOIC ACID, TRANS-",
          "stdName": "4-OCTENOIC ACID, TRANS-",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "530dedb7-d484-4007-866c-1485937e4058",
            "ab81c6e9-3801-456d-8a86-6bb5dbc1de0a"
          ],
          "display_name": false
        },
        {
          "uuid": "2b397d72-9430-4694-b935-28fd0cb8d819",
          "name": "FEMA NO. 4357",
          "stdName": "FEMA NO. 4357",
          "type": "cd",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "530dedb7-d484-4007-866c-1485937e4058",
            "5d673fcc-e119-44a5-a304-ad55d2b89b4b"
          ],
          "display_name": false
        },
        {
          "uuid": "8b9defd0-de32-4033-a38e-8987a0976151",
          "name": "TRANS-4-OCTENOIC ACID [FHFI]",
          "stdName": "TRANS-4-OCTENOIC ACID [FHFI]",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "530dedb7-d484-4007-866c-1485937e4058",
            "5d673fcc-e119-44a5-a304-ad55d2b89b4b"
          ],
          "display_name": false
        }
      ],
      "references": [
        {
          "uuid": "0c6e0fea-55c8-44c7-b5af-d44f51727202",
          "citation": "STN",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE",
            "AUTO_SELECTED"
          ]
        },
        {
          "uuid": "530dedb7-d484-4007-866c-1485937e4058",
          "citation": "STN (SCIFINDER)",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "5d673fcc-e119-44a5-a304-ad55d2b89b4b",
          "citation": "FHFI",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "ab81c6e9-3801-456d-8a86-6bb5dbc1de0a",
          "citation": "CFSAN",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "24a001da-1b0d-410d-bf3a-a97a15a71f49",
          "citation": "SRS CODE IMPORT",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493391385000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "9b18b867-d710-4e16-b59d-08ae8512e27b",
          "citation": "SRS import [47P9XAP96K]",
          "url": "http://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=47P9XAP96K",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493391385000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "b8eb7c31-4054-e5b7-49f5-13493f88e4ba",
          "citation": "WEBSITE",
          "url": "https://comptox.epa.gov/dashboard/dsstoxdb/results?utf8=%E2%9C%93&search=18776-92-6",
          "doc_type": "WEBSITE",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "4b8bda45-bba1-4a6e-9496-3e0eb3602aa2",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        },
        {
          "uuid": "6617da75-cc52-b945-a398-dee3be72354e",
          "citation": "JECFA",
          "doc_type": "JECFA",
          "public_domain": true
        }
      ],
      "definition_type": "PRIMARY",
      "moieties": [
        {
          "uuid": "e43ca126-5820-4e65-bb70-d423c43a2e2a",
          "id": "e43ca126-5820-4e65-bb70-d423c43a2e2a",
          "molfile": "\n  Marvin  01132111492D          \n\n 10  9  0  0  0  0            999 V2000\n   12.6604   -5.3325    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   11.9275   -4.9537    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   11.2330   -5.3990    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.5000   -5.0203    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.8055   -5.4656    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.0726   -5.0868    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3782   -5.5321    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.6451   -5.1534    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.9507   -5.5987    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    7.6067   -4.3292    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  2  0  0  0  0\n  6  5  1  0  0  0  0\n  7  6  1  0  0  0  0\n  8  7  1  0  0  0  0\n  8  9  1  0  0  0  0\n  8 10  2  0  0  0  0\nM  END",
          "smiles": "CCC/C=C/CCC(=O)O",
          "formula": "C8H14O2",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "stereochemistry": "ACHIRAL",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "3fd81bf5-da46-4f19-86d4-eb295e523763"
          },
          "defined_stereo": 0,
          "ez_centers": 1,
          "molecular_weight": "142.1959",
          "optical_activity": "NONE",
          "stereo_centers": 0
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "99cd3284-b754-4ae8-91f6-e5dbf3620c2c",
      "version": "4",
      "structure": {
        "id": "a42a1656-fe93-426c-946e-77ba8a2fa477",
        "molfile": "\n  Marvin  01132108322D          \n\n 10  9  0  0  0  0            999 V2000\n    6.9507   -5.5987    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    7.6067   -4.3292    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   12.6604   -5.3325    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   11.9275   -4.9537    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   11.2330   -5.3990    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.5000   -5.0203    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.8055   -5.4656    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.0726   -5.0868    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3782   -5.5321    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.6451   -5.1534    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n 10  1  1  0  0  0  0\n 10  2  2  0  0  0  0\n  4  3  1  0  0  0  0\n  5  4  1  0  0  0  0\n  6  5  1  0  0  0  0\n  7  6  2  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\nM  END",
        "smiles": "CCC/C=C/CCC(=O)O",
        "formula": "C8H14O2",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ACHIRAL",
        "defined_stereo": 0,
        "ez_centers": 1,
        "molecular_weight": "142.1959",
        "optical_activity": "NONE",
        "references": [
          "0c6e0fea-55c8-44c7-b5af-d44f51727202",
          "9b18b867-d710-4e16-b59d-08ae8512e27b"
        ],
        "stereo_centers": 0
      },
      "unii": "47P9XAP96K"
    }
  ]
}