{
  "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": "ee7add5a-d42a-4bba-8c6a-82891398c1a8",
          "code": "13679-75-9",
          "type": "PRIMARY",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=13679-75-9",
          "code_system": "CAS",
          "references": [
            "b3df767f-baab-4d5a-abcc-d86782256244",
            "25737365-f38f-47ef-a1c9-38111b2d8880"
          ]
        },
        {
          "uuid": "ce4a41e4-7698-4319-8443-d9280cd81730",
          "code": "213611-32-6",
          "type": "SUPERSEDED",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=213611-32-6",
          "code_system": "CAS",
          "references": [
            "b3df767f-baab-4d5a-abcc-d86782256244",
            "b50cdb6e-ec50-40b4-beb3-bf6a805122a5"
          ]
        },
        {
          "uuid": "e79a6e20-f72c-47e8-85d0-723976779694",
          "code": "237-182-8",
          "type": "PRIMARY",
          "url": "https://echa.europa.eu/substance-information/-/substanceinfo/100.033.788",
          "code_system": "ECHA (EC/EINECS)",
          "references": [
            "b3df767f-baab-4d5a-abcc-d86782256244"
          ]
        },
        {
          "uuid": "f0ca20a1-e99c-4625-8655-81dbf36bd300",
          "code": "26179",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/compound/26179",
          "code_system": "PUBCHEM",
          "references": [
            "b3df767f-baab-4d5a-abcc-d86782256244"
          ]
        },
        {
          "uuid": "a34f03f7-e275-b1b4-d6ac-bfd987b0f803",
          "code": "DTXSID70159933",
          "type": "PRIMARY",
          "url": "https://comptox.epa.gov/dashboard/chemical/details/DTXSID70159933",
          "code_system": "EPA CompTox",
          "references": [
            "0bdc5431-6267-5a6d-d3a8-36c9c9b60bb1"
          ]
        },
        {
          "uuid": "118894ce-2d65-4d1e-adfa-bb7bcd37773f",
          "code": "NY658TVP5M",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        },
        {
          "uuid": "18e5fced-07d2-4133-1dc1-518bcd761a32",
          "code": "76041",
          "type": "PRIMARY",
          "url": "https://dtp.cancer.gov/dtpstandard/servlet/dwindex?searchtype=NSC&outputformat=html&searchlist=76041",
          "code_system": "NSC",
          "references": [
            "2c6443ed-3962-4e39-f936-83475512e1cd"
          ]
        }
      ],
      "substance_class": "chemical",
      "names": [
        {
          "uuid": "c0bbc27c-9a71-420c-8cea-bd98e916fe1b",
          "name": "1-(2-THIENYL)-1-PROPANONE",
          "stdName": "1-(2-THIENYL)-1-PROPANONE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "20689f34-a1e4-417c-b4fb-9dccf9d3e32d",
            "3446765e-a3b5-476e-a286-e5f80a8df16d"
          ],
          "display_name": false
        },
        {
          "uuid": "d70d7edf-1017-4712-ace0-84d6f1f78211",
          "name": "1-(THIOPHEN-2-YL)PROPAN-1-ONE",
          "stdName": "1-(THIOPHEN-2-YL)PROPAN-1-ONE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "20689f34-a1e4-417c-b4fb-9dccf9d3e32d",
            "3446765e-a3b5-476e-a286-e5f80a8df16d"
          ],
          "display_name": false
        },
        {
          "uuid": "4a4493b8-1b0e-4969-8b30-ea0ab34615a4",
          "name": "1-PROPANONE, 1-(2-THIENYL)-",
          "stdName": "1-PROPANONE, 1-(2-THIENYL)-",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "20689f34-a1e4-417c-b4fb-9dccf9d3e32d",
            "3446765e-a3b5-476e-a286-e5f80a8df16d"
          ],
          "display_name": false
        },
        {
          "uuid": "e63dbedd-cb1b-4981-899e-3b777c4999de",
          "name": "2-PROPANOYLTHIOPHENE",
          "stdName": "2-PROPANOYLTHIOPHENE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "20689f34-a1e4-417c-b4fb-9dccf9d3e32d",
            "3446765e-a3b5-476e-a286-e5f80a8df16d"
          ],
          "display_name": false
        },
        {
          "uuid": "9a6a0aac-69f8-4c9b-be2b-531d5cd8a094",
          "name": "2-PROPIONYLTHIOPHENE",
          "stdName": "2-PROPIONYLTHIOPHENE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "2203f65c-7ac7-4270-818e-a05ef42002cc",
            "3446765e-a3b5-476e-a286-e5f80a8df16d"
          ],
          "display_name": true
        },
        {
          "uuid": "03464e08-bf66-4970-a4d7-145d3268d152",
          "name": "ETHYL 2-THIENYL KETONE",
          "stdName": "ETHYL 2-THIENYL KETONE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "20689f34-a1e4-417c-b4fb-9dccf9d3e32d",
            "3446765e-a3b5-476e-a286-e5f80a8df16d"
          ],
          "display_name": false
        },
        {
          "uuid": "3c879a8d-b488-41ec-8af3-4b5f5ea9e1ca",
          "name": "NSC-76041",
          "stdName": "NSC-76041",
          "type": "cd",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "3446765e-a3b5-476e-a286-e5f80a8df16d",
            "351e9325-e589-473f-9b7e-45cef0e06044"
          ],
          "display_name": false
        }
      ],
      "references": [
        {
          "uuid": "20689f34-a1e4-417c-b4fb-9dccf9d3e32d",
          "citation": "STN",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE",
            "AUTO_SELECTED"
          ]
        },
        {
          "uuid": "3446765e-a3b5-476e-a286-e5f80a8df16d",
          "citation": "STN (SCIFINDER)",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "2203f65c-7ac7-4270-818e-a05ef42002cc",
          "citation": "EC",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "351e9325-e589-473f-9b7e-45cef0e06044",
          "citation": "CHEMID",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "b3df767f-baab-4d5a-abcc-d86782256244",
          "citation": "SRS CODE IMPORT",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493392005000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "b85e8109-52c9-494e-9dc4-972876915301",
          "citation": "SRS import [NY658TVP5M]",
          "url": "http://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=NY658TVP5M",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493392005000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "0bdc5431-6267-5a6d-d3a8-36c9c9b60bb1",
          "citation": "WEBSITE",
          "url": "https://comptox.epa.gov/dashboard/dsstoxdb/results?utf8=%E2%9C%93&search=13679-75-9",
          "doc_type": "WEBSITE",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "25737365-f38f-47ef-a1c9-38111b2d8880",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        },
        {
          "uuid": "b50cdb6e-ec50-40b4-beb3-bf6a805122a5",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        },
        {
          "uuid": "2c6443ed-3962-4e39-f936-83475512e1cd",
          "citation": "NCI",
          "doc_type": "NCI DRUG DICTIONARY",
          "public_domain": true
        }
      ],
      "definition_type": "PRIMARY",
      "moieties": [
        {
          "uuid": "6b34eb11-5cbd-4212-beaf-dd743b660329",
          "id": "6b34eb11-5cbd-4212-beaf-dd743b660329",
          "molfile": "\n  Marvin  01132105342D          \n\n  9  9  0  0  0  0            999 V2000\n   10.4992   -5.8312    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.7146   -6.0860    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.1015   -5.5340    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.2730   -4.7270    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3168   -5.7890    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.0620   -6.5736    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.2370   -6.5736    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.9820   -5.7890    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.6494   -5.3041    0.0000 S   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  3  4  2  0  0  0  0\n  3  5  1  0  0  0  0\n  5  6  2  0  0  0  0\n  5  9  1  0  0  0  0\n  6  7  1  0  0  0  0\n  7  8  2  0  0  0  0\n  9  8  1  0  0  0  0\nM  END",
          "smiles": "CCC(=O)c1cccs1",
          "formula": "C7H8OS",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "stereochemistry": "ACHIRAL",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "cd0066db-b5b5-4cf6-ae20-d2793ff14258"
          },
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": "140.2042",
          "optical_activity": "NONE",
          "stereo_centers": 0
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "3f8a64a8-fe53-41fa-8de8-e2e816c4d08f",
      "version": "4",
      "structure": {
        "id": "bfd70e7a-bbb3-4927-b991-3dbcae8e0da8",
        "molfile": "\n  Marvin  01132109552D          \n\n  9  9  0  0  0  0            999 V2000\n    9.1015   -5.5340    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.7146   -6.0860    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.4992   -5.8312    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.2730   -4.7270    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3168   -5.7890    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.0620   -6.5736    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.2370   -6.5736    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.9820   -5.7890    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.6494   -5.3041    0.0000 S   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  1  4  2  0  0  0  0\n  1  5  1  0  0  0  0\n  5  6  2  0  0  0  0\n  6  7  1  0  0  0  0\n  7  8  2  0  0  0  0\n  9  8  1  0  0  0  0\n  5  9  1  0  0  0  0\nM  END",
        "smiles": "CCC(=O)c1cccs1",
        "formula": "C7H8OS",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ACHIRAL",
        "defined_stereo": 0,
        "ez_centers": 0,
        "molecular_weight": "140.2042",
        "optical_activity": "NONE",
        "references": [
          "20689f34-a1e4-417c-b4fb-9dccf9d3e32d",
          "b85e8109-52c9-494e-9dc4-972876915301"
        ],
        "stereo_centers": 0
      },
      "unii": "NY658TVP5M"
    }
  ]
}