{
  "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": "dda2e830-77ff-480f-8b73-c1dd44267faf",
          "code": "591-31-1",
          "type": "PRIMARY",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=591-31-1",
          "code_system": "CAS",
          "references": [
            "ea82e2d0-413f-43ae-a099-5a83c0d4c062",
            "fa2e4047-1d5e-4cb7-b406-e349b66a71c7"
          ]
        },
        {
          "uuid": "367863de-e638-484a-ad49-4d098dba7f73",
          "code": "209-712-8",
          "type": "PRIMARY",
          "url": "https://echa.europa.eu/substance-information/-/substanceinfo/100.008.831",
          "code_system": "ECHA (EC/EINECS)",
          "references": [
            "ea82e2d0-413f-43ae-a099-5a83c0d4c062"
          ]
        },
        {
          "uuid": "ab33c182-ce27-4083-9aca-77430e61305a",
          "code": "11569",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/compound/11569",
          "code_system": "PUBCHEM",
          "references": [
            "ea82e2d0-413f-43ae-a099-5a83c0d4c062"
          ]
        },
        {
          "uuid": "fa36201c-103c-af80-cf3d-0f6d4cc18933",
          "code": "DTXSID5044447",
          "type": "PRIMARY",
          "url": "https://comptox.epa.gov/dashboard/chemical/details/DTXSID5044447",
          "code_system": "EPA CompTox",
          "references": [
            "b8004c2b-f0bb-ca79-5d80-1323f8df6a78"
          ]
        },
        {
          "uuid": "1df835e0-316d-52ae-b9b2-f040946bd03a",
          "code": "136805",
          "type": "PRIMARY",
          "url": "https://www.ebi.ac.uk/chebi/chebiOntology.do?chebiId=CHEBI:136805",
          "code_system": "CHEBI",
          "references": [
            "9a4be7f3-87ec-2689-b5fa-3029225d5677"
          ]
        },
        {
          "uuid": "e251bcb9-f73c-46d6-99d8-b18f6108588b",
          "code": "8ZAO7S0IVH",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        },
        {
          "uuid": "485be5b0-4862-c517-9246-38a636e4dde1",
          "code": "43794",
          "type": "PRIMARY",
          "url": "https://dtp.cancer.gov/dtpstandard/servlet/dwindex?searchtype=NSC&outputformat=html&searchlist=43794",
          "code_system": "NSC",
          "references": [
            "cff13396-a08b-8155-0692-4f06bd96d835"
          ]
        }
      ],
      "substance_class": "chemical",
      "names": [
        {
          "uuid": "11e67ff1-5873-4e31-a485-9cc83fb30709",
          "name": "3-METHOXYBENZALDEHYDE",
          "stdName": "3-METHOXYBENZALDEHYDE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "38c1fff6-1dbc-4848-b44e-2594f77f62d9",
            "53215663-7aa7-45fb-86b7-04d6fd2b41f5"
          ],
          "display_name": true
        },
        {
          "uuid": "3aaa0fb1-6027-4d09-b8b2-93f0b5dbf046",
          "name": "3-METHOXYPHENYLCARBOXALDEHYDE",
          "stdName": "3-METHOXYPHENYLCARBOXALDEHYDE",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "38c1fff6-1dbc-4848-b44e-2594f77f62d9",
            "53215663-7aa7-45fb-86b7-04d6fd2b41f5"
          ],
          "display_name": false
        },
        {
          "uuid": "51a0c8b1-aa12-48b2-bd9d-1c1ed01628b3",
          "name": "ANISALDEHYDE, M-",
          "stdName": "ANISALDEHYDE, M-",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "4d3a5135-69d9-47b6-a47c-aefb5ae6068f"
          ],
          "display_name": false
        },
        {
          "uuid": "586a1fd5-2ed2-477d-bff7-a9c950d02533",
          "name": "BENZALDEHYDE, 3-METHOXY-",
          "stdName": "BENZALDEHYDE, 3-METHOXY-",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "38c1fff6-1dbc-4848-b44e-2594f77f62d9",
            "53215663-7aa7-45fb-86b7-04d6fd2b41f5"
          ],
          "display_name": false
        },
        {
          "uuid": "f0ad37c9-2eda-4941-9839-2e2d682e67e3",
          "name": "BENZALDEHYDE, M-METHOXY-",
          "stdName": "BENZALDEHYDE, M-METHOXY-",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "38c1fff6-1dbc-4848-b44e-2594f77f62d9",
            "53215663-7aa7-45fb-86b7-04d6fd2b41f5"
          ],
          "display_name": false
        },
        {
          "uuid": "6100b8a6-d0af-495f-906c-52b631ead809",
          "name": "M-ANISALDEHYDE",
          "stdName": "M-ANISALDEHYDE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "38c1fff6-1dbc-4848-b44e-2594f77f62d9",
            "53215663-7aa7-45fb-86b7-04d6fd2b41f5"
          ],
          "display_name": false
        },
        {
          "uuid": "a4c75bef-deff-4e16-9f3f-99c6478d221d",
          "name": "M-METHOXYBENZALDEHYDE",
          "stdName": "M-METHOXYBENZALDEHYDE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "38c1fff6-1dbc-4848-b44e-2594f77f62d9",
            "53215663-7aa7-45fb-86b7-04d6fd2b41f5"
          ],
          "display_name": false
        },
        {
          "uuid": "20fac531-d426-42e1-b01a-cb137783df4b",
          "name": "METAMETHOXYBENZALDEHYDE",
          "stdName": "METAMETHOXYBENZALDEHYDE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "53215663-7aa7-45fb-86b7-04d6fd2b41f5",
            "f07f7f36-2cfe-4b27-8198-b4a011bcebb1"
          ],
          "display_name": false
        },
        {
          "uuid": "ede24e88-bbc9-4ef0-ae0a-5897d6264c0e",
          "name": "NSC-43794",
          "stdName": "NSC-43794",
          "type": "cd",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "38c1fff6-1dbc-4848-b44e-2594f77f62d9",
            "53215663-7aa7-45fb-86b7-04d6fd2b41f5"
          ],
          "display_name": false
        }
      ],
      "references": [
        {
          "uuid": "4d3a5135-69d9-47b6-a47c-aefb5ae6068f",
          "citation": "ICSAS BATCH 2010",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE",
            "AUTO_SELECTED"
          ]
        },
        {
          "uuid": "38c1fff6-1dbc-4848-b44e-2594f77f62d9",
          "citation": "STN",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "53215663-7aa7-45fb-86b7-04d6fd2b41f5",
          "citation": "STN (SCIFINDER)",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "f07f7f36-2cfe-4b27-8198-b4a011bcebb1",
          "citation": "CHEMID",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "ea82e2d0-413f-43ae-a099-5a83c0d4c062",
          "citation": "SRS CODE IMPORT",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493390898000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "c295e99f-5dbd-4bd2-8803-ea4e3f025a61",
          "citation": "SRS import [8ZAO7S0IVH]",
          "url": "http://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=8ZAO7S0IVH",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493390898000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "09c47e00-df79-49f8-96d8-1487282deed5",
          "citation": "CHEMID 2010",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "b8004c2b-f0bb-ca79-5d80-1323f8df6a78",
          "citation": "WEBSITE",
          "url": "https://comptox.epa.gov/dashboard/dsstoxdb/results?utf8=%E2%9C%93&search=591-31-1",
          "doc_type": "WEBSITE",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "9a4be7f3-87ec-2689-b5fa-3029225d5677",
          "doc_type": "SYSTEM",
          "public_domain": true
        },
        {
          "uuid": "fa2e4047-1d5e-4cb7-b406-e349b66a71c7",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        },
        {
          "uuid": "cff13396-a08b-8155-0692-4f06bd96d835",
          "citation": "NCI",
          "doc_type": "NCI DRUG DICTIONARY",
          "public_domain": true
        }
      ],
      "definition_type": "PRIMARY",
      "moieties": [
        {
          "uuid": "f1aed640-8bd7-4ade-a453-e8d885fbb35a",
          "id": "f1aed640-8bd7-4ade-a453-e8d885fbb35a",
          "molfile": "\n  Marvin  01132112322D          \n\n 10 10  0  0  0  0            999 V2000\n    3.9207   -5.5066    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.6351   -5.9191    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    5.3497   -5.5066    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.3497   -4.6815    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.0641   -4.2691    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.7785   -4.6815    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.7786   -5.5066    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.4931   -5.9191    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.2075   -5.5066    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    6.0641   -5.9191    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  3  4  1  0  0  0  0\n 10  3  2  0  0  0  0\n  4  5  2  0  0  0  0\n  6  5  1  0  0  0  0\n  7  6  2  0  0  0  0\n  7  8  1  0  0  0  0\n 10  7  1  0  0  0  0\n  8  9  2  0  0  0  0\nM  END",
          "smiles": "COc1cccc(c1)C=O",
          "formula": "C8H8O2",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "stereochemistry": "ACHIRAL",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "d66f7ab5-cac9-43ce-854c-0b8f23e0a8f2"
          },
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": "136.1482",
          "optical_activity": "NONE",
          "stereo_centers": 0
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "347f6ce7-f0f9-4285-9d33-4280088371c9",
      "version": "5",
      "structure": {
        "id": "64651e76-ca65-483b-8cce-8f170714b04d",
        "molfile": "\n  Marvin  01132105132D          \n\n 10 10  0  0  0  0            999 V2000\n    6.0641   -5.9191    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.7786   -5.5066    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.7785   -4.6815    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.0641   -4.2691    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.3497   -4.6815    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.3497   -5.5066    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.6351   -5.9191    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    3.9207   -5.5066    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.4931   -5.9191    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.2075   -5.5066    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  2  0  0  0  0\n  3  4  1  0  0  0  0\n  5  4  2  0  0  0  0\n  6  5  1  0  0  0  0\n  1  6  2  0  0  0  0\n  6  7  1  0  0  0  0\n  7  8  1  0  0  0  0\n  2  9  1  0  0  0  0\n  9 10  2  0  0  0  0\nM  END",
        "smiles": "COc1cccc(c1)C=O",
        "formula": "C8H8O2",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ACHIRAL",
        "defined_stereo": 0,
        "ez_centers": 0,
        "molecular_weight": "136.1482",
        "optical_activity": "NONE",
        "references": [
          "09c47e00-df79-49f8-96d8-1487282deed5",
          "c295e99f-5dbd-4bd2-8803-ea4e3f025a61"
        ],
        "stereo_centers": 0
      },
      "unii": "8ZAO7S0IVH"
    }
  ]
}