{
  "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": "103c92e6-95da-4578-9522-29a302b08e28",
          "code": "ETHYL METHYL DISULFIDE",
          "comments": "JECFA|FUNCTIONAL CLASSIFICATION|Flavouring Agent",
          "type": "PRIMARY",
          "url": "http://apps.who.int/food-additives-contaminants-jecfa-database/chemical.aspx?chemID=5721",
          "code_system": "JECFA EVALUATION",
          "references": [
            "177b5289-b9e7-465c-871d-a211257fe78d"
          ]
        },
        {
          "uuid": "0c96823f-9d08-4845-b271-131b802a9163",
          "code": "20333-39-5",
          "type": "PRIMARY",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=20333-39-5",
          "code_system": "CAS",
          "references": [
            "177b5289-b9e7-465c-871d-a211257fe78d",
            "87665739-d652-480c-a2ca-8367c090ca55"
          ]
        },
        {
          "uuid": "8ab08c52-a0c0-4017-8b85-f786ef364c6b",
          "code": "123388",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/compound/123388",
          "code_system": "PUBCHEM",
          "references": [
            "177b5289-b9e7-465c-871d-a211257fe78d"
          ]
        },
        {
          "uuid": "ca23a5d1-8d77-19bc-b320-16e8b7cf2639",
          "code": "DTXSID1074701",
          "type": "PRIMARY",
          "url": "https://comptox.epa.gov/dashboard/chemical/details/DTXSID1074701",
          "code_system": "EPA CompTox",
          "references": [
            "59f0df62-0a77-d226-4233-2fdc1b6652f9"
          ]
        },
        {
          "uuid": "4cc7fda5-0192-4f98-b99e-0030ab4c146f",
          "code": "13370B0F26",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        },
        {
          "uuid": "1df059a5-aadb-7fa6-c56d-9ffd6ac11415",
          "code": "1680",
          "type": "PRIMARY",
          "url": "https://www.fao.org/food/food-safety-quality/scientific-advice/jecfa/jecfa-flav/details/en/c/1680/",
          "code_system": "JECFA MONOGRAPH",
          "references": [
            "342173e0-17f9-9bdd-93d1-50ebdb9c8f8e"
          ]
        }
      ],
      "substance_class": "chemical",
      "names": [
        {
          "uuid": "761755df-7357-43d5-8d71-1bc25fc2fd2b",
          "name": "2,3-DITHIAPENTANE",
          "stdName": "2,3-DITHIAPENTANE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "0cdd9102-5e1a-451a-adb5-453630e8ceb2",
            "08270638-3bbf-4e15-9032-da1e36b72771"
          ],
          "display_name": false
        },
        {
          "uuid": "e498ff67-406b-4d60-905e-bc5aac10ea21",
          "name": "DISULFIDE, ETHYL METHYL",
          "stdName": "DISULFIDE, ETHYL METHYL",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "0cdd9102-5e1a-451a-adb5-453630e8ceb2",
            "08270638-3bbf-4e15-9032-da1e36b72771"
          ],
          "display_name": false
        },
        {
          "uuid": "f8a21cf9-4a2a-428f-b843-d17332d04107",
          "name": "ETHANESULFENOTHIOIC ACID, METHYL ESTER",
          "stdName": "ETHANESULFENOTHIOIC ACID, METHYL ESTER",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "0cdd9102-5e1a-451a-adb5-453630e8ceb2",
            "08270638-3bbf-4e15-9032-da1e36b72771"
          ],
          "display_name": false
        },
        {
          "uuid": "9707c1b5-bfe6-4721-b05b-3b5ef7ecb1f9",
          "name": "ETHYL METHYL DISULFIDE",
          "stdName": "ETHYL METHYL DISULFIDE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "a44630df-baf6-4ea4-aff9-1de0285db019",
            "0cdd9102-5e1a-451a-adb5-453630e8ceb2",
            "a6a258b2-2801-448e-b19f-c1137fcb4149",
            "0359fa5b-179d-4fb1-ab1c-dfae94826ba3"
          ],
          "display_name": true
        },
        {
          "uuid": "702664a6-9d62-4c51-9cd1-a4d17d9c77d8",
          "name": "ETHYL METHYL DISULFIDE [FHFI]",
          "stdName": "ETHYL METHYL DISULFIDE [FHFI]",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "0cdd9102-5e1a-451a-adb5-453630e8ceb2",
            "0359fa5b-179d-4fb1-ab1c-dfae94826ba3"
          ],
          "display_name": false
        },
        {
          "uuid": "c53ac71b-f181-4fe1-95d1-cc088e89ff06",
          "name": "FEMA NO. 4040",
          "stdName": "FEMA NO. 4040",
          "type": "cd",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "0cdd9102-5e1a-451a-adb5-453630e8ceb2",
            "0359fa5b-179d-4fb1-ab1c-dfae94826ba3"
          ],
          "display_name": false
        },
        {
          "uuid": "4bd55cdf-e0e5-46f7-b282-0f0053c057be",
          "name": "METHYL ETHYL DISULFIDE",
          "stdName": "METHYL ETHYL DISULFIDE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "0cdd9102-5e1a-451a-adb5-453630e8ceb2",
            "08270638-3bbf-4e15-9032-da1e36b72771"
          ],
          "display_name": false
        }
      ],
      "references": [
        {
          "uuid": "a6a258b2-2801-448e-b19f-c1137fcb4149",
          "citation": "CHEMID 2011",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE",
            "AUTO_SELECTED"
          ]
        },
        {
          "uuid": "0359fa5b-179d-4fb1-ab1c-dfae94826ba3",
          "citation": "FHFI",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "0cdd9102-5e1a-451a-adb5-453630e8ceb2",
          "citation": "HANDBOOK OF FLAVOR INGREDIENTS",
          "doc_type": "HANDBOOK OF FLAVOR INGREDIENTS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "08270638-3bbf-4e15-9032-da1e36b72771",
          "citation": "STN",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "177b5289-b9e7-465c-871d-a211257fe78d",
          "citation": "SRS CODE IMPORT",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493391117000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "f8e8a78e-7702-4e9b-b5e5-3797973ca546",
          "citation": "SRS import [13370B0F26]",
          "url": "http://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=13370B0F26",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493391117000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "151264c1-eaed-45a6-bb0f-0eb953f07dbd",
          "citation": "CHEMID  2011",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "a44630df-baf6-4ea4-aff9-1de0285db019",
          "citation": "ETHYL METHYL DISULFIDE [FHFI]",
          "doc_type": "SRS_LOCATOR",
          "public_domain": true
        },
        {
          "uuid": "59f0df62-0a77-d226-4233-2fdc1b6652f9",
          "citation": "WEBSITE",
          "url": "https://comptox.epa.gov/dashboard/dsstoxdb/results?utf8=%E2%9C%93&search=20333-39-5",
          "doc_type": "WEBSITE",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "87665739-d652-480c-a2ca-8367c090ca55",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        },
        {
          "uuid": "342173e0-17f9-9bdd-93d1-50ebdb9c8f8e",
          "citation": "JECFA",
          "doc_type": "JECFA",
          "public_domain": true
        }
      ],
      "definition_type": "PRIMARY",
      "moieties": [
        {
          "uuid": "11cdd4e0-d5d2-4fb5-9571-7ad88c008d67",
          "id": "11cdd4e0-d5d2-4fb5-9571-7ad88c008d67",
          "molfile": "\n  Marvin  01132101082D          \n\n  5  4  0  0  0  0            999 V2000\n    8.2466   -5.1196    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.5253   -4.7191    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.8000   -5.1196    0.0000 S   0  0  0  0  0  0  0  0  0  0  0  0\n    6.1546   -4.7191    0.0000 S   0  0  0  0  0  0  0  0  0  0  0  0\n    5.4341   -5.1196    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  5  4  1  0  0  0  0\nM  END",
          "smiles": "CCSSC",
          "formula": "C3H8S2",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "stereochemistry": "ACHIRAL",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "d740efc2-d5c3-4662-aa58-deae85c62585"
          },
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": "108.2279",
          "optical_activity": "NONE",
          "stereo_centers": 0
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "2613f4bb-e549-4faa-8dbb-584438604cae",
      "version": "4",
      "structure": {
        "id": "295c2b00-204e-4945-8306-b381ac10d560",
        "molfile": "\n  Marvin  01132102152D          \n\n  5  4  0  0  0  0            999 V2000\n    6.1546   -4.7191    0.0000 S   0  0  0  0  0  0  0  0  0  0  0  0\n    6.8000   -5.1196    0.0000 S   0  0  0  0  0  0  0  0  0  0  0  0\n    7.5253   -4.7191    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.2466   -5.1196    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.4341   -5.1196    0.0000 C   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  1  1  0  0  0  0\nM  END",
        "smiles": "CCSSC",
        "formula": "C3H8S2",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ACHIRAL",
        "defined_stereo": 0,
        "ez_centers": 0,
        "molecular_weight": "108.2279",
        "optical_activity": "NONE",
        "references": [
          "151264c1-eaed-45a6-bb0f-0eb953f07dbd",
          "f8e8a78e-7702-4e9b-b5e5-3797973ca546"
        ],
        "stereo_centers": 0
      },
      "unii": "13370B0F26"
    }
  ]
}