{
  "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": "2983abf4-6406-4470-bb7a-e14ff442f7fc",
          "code": "14402-89-2",
          "type": "PRIMARY",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=14402-89-2",
          "code_system": "CAS",
          "references": [
            "77f7f494-cf91-4d5d-8d3d-f508c98fa501",
            "ed2a4c7c-0ee8-4be9-9a57-5dbae16cc493"
          ]
        },
        {
          "uuid": "688d1dce-3182-4202-9b6e-e4883c49cc94",
          "code": "238-373-9",
          "type": "PRIMARY",
          "code_system": "ECHA (EC/EINECS)",
          "references": [
            "77f7f494-cf91-4d5d-8d3d-f508c98fa501"
          ]
        },
        {
          "uuid": "6f05995b-7440-47ca-ace6-e1d89f600086",
          "code": "m10050",
          "comments": "Merck Index",
          "type": "PRIMARY",
          "url": "https://merckindex.rsc.org/monographs/m10050?q=authorize",
          "code_system": "MERCK INDEX",
          "references": [
            "77f7f494-cf91-4d5d-8d3d-f508c98fa501"
          ]
        },
        {
          "uuid": "0e26690d-a3b8-4ec4-969a-4b7917f12979",
          "code": "SUB12302MIG",
          "type": "PRIMARY",
          "code_system": "EVMPD",
          "references": [
            "77f7f494-cf91-4d5d-8d3d-f508c98fa501"
          ]
        },
        {
          "uuid": "5029b6ee-6dfc-e8e0-a1a5-7e49d2f893f9",
          "code": "DTXSID2036794",
          "type": "PRIMARY",
          "url": "https://comptox.epa.gov/dashboard/chemical/details/DTXSID2036794",
          "code_system": "EPA CompTox",
          "references": [
            "319bad47-3990-7412-21f7-4d66631eb469"
          ]
        },
        {
          "uuid": "ff5e75d1-71ff-6cec-2e7e-3a5dba87ca6a",
          "code": "6604165",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/compound/6604165",
          "code_system": "PUBCHEM",
          "references": [
            "af72325c-f874-9ef5-9cdb-da6af4ad46e5"
          ]
        },
        {
          "uuid": "73cac101-deb7-ff37-52f1-c484b2395ebd",
          "code": "29321",
          "type": "PRIMARY",
          "url": "https://www.ebi.ac.uk/chebi/chebiOntology.do?chebiId=CHEBI:29321",
          "code_system": "CHEBI",
          "references": [
            "6e2a7089-bea4-2fd7-d95d-21dbb0d0b96f"
          ]
        },
        {
          "uuid": "116ec962-1ee7-4f89-bbcd-005d9e461bf7",
          "code": "XN654NKH9W",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        }
      ],
      "relationships": [
        {
          "uuid": "9751d813-95c7-4074-854a-7fea42ceb7cf",
          "amount": {
            "uuid": "10b3185b-d93e-4d58-9240-e4302e8a8a70"
          },
          "type": "PARENT->SALT/SOLVATE",
          "related_substance": {
            "uuid": "3bd63c57-7bc4-495e-a2a1-bced31cd0416",
            "refuuid": "3963b0fc-3b47-4ee5-8f3a-4a92b7438c3d",
            "name": "FERROUS CATION",
            "unii": "GW89581OWR",
            "linking_id": "GW89581OWR",
            "ref_pname": "FERROUS CATION",
            "substance_class": "reference"
          }
        },
        {
          "uuid": "d7f775cf-0af4-453d-ae60-52caa0ace53e",
          "amount": {
            "uuid": "ec8764f8-7bea-4490-bc78-8132fb6fdbb7"
          },
          "type": "PARENT->SALT/SOLVATE",
          "related_substance": {
            "uuid": "e8d23f20-19be-443d-9aed-87b3acb89e3e",
            "refuuid": "02c4454c-0f22-487e-bacc-248855659ae8",
            "name": "HYDROGEN CYANIDE",
            "unii": "2WTB3V159F",
            "linking_id": "2WTB3V159F",
            "ref_pname": "HYDROGEN CYANIDE",
            "substance_class": "reference"
          }
        },
        {
          "uuid": "5240a41c-7ad6-48df-b698-a0a63c41006d",
          "amount": {
            "uuid": "38184f85-ecf9-4288-a1c8-47c70273b768"
          },
          "type": "ACTIVE MOIETY",
          "related_substance": {
            "uuid": "3fac9b9e-da27-4eba-85f0-253c79196c9b",
            "refuuid": "dce119a9-5a01-40f2-b23f-ed07ec63d125",
            "name": "NITRIC OXIDE",
            "unii": "31C4KY9ESH",
            "linking_id": "31C4KY9ESH",
            "ref_pname": "NITRIC OXIDE",
            "substance_class": "reference"
          }
        }
      ],
      "substance_class": "chemical",
      "names": [
        {
          "uuid": "755e3bb8-6c57-4266-a41a-e95312a11c8f",
          "name": "DISODIUM PENTACYANONITROSYLFERRATE(2-)",
          "stdName": "DISODIUM PENTACYANONITROSYLFERRATE(2-)",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "a7c945dd-d8f0-475f-81e0-7fcfc42a2fac"
          ],
          "display_name": false
        },
        {
          "uuid": "c80c2355-2e1a-4940-8e6d-6a1fdac01bff",
          "name": "FERRATE(2-), PENTAKIS(CYANO-C)NITROSYL-, DISODIUM, (OC-6-22)-",
          "stdName": "FERRATE(2-), PENTAKIS(CYANO-C)NITROSYL-, DISODIUM, (OC-6-22)-",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "a7c945dd-d8f0-475f-81e0-7fcfc42a2fac"
          ],
          "display_name": false
        },
        {
          "uuid": "6e57609e-839c-4f4e-b16b-65f2755b0f4b",
          "name": "NITROPRUSSIDE SODIUM",
          "stdName": "NITROPRUSSIDE SODIUM",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "fe1626ba-a9f4-48f0-91cd-4c7f2e6cf6de",
            "84e7e8ff-b8af-4e75-bbc4-9a4a54887a95"
          ],
          "display_name": false
        },
        {
          "uuid": "dbd7248e-6b52-d5ad-c3fe-85238abf2326",
          "name": "Nitroprusside sodium [WHO-DD]",
          "stdName": "NITROPRUSSIDE SODIUM [WHO-DD]",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "5127e1a6-3c07-8717-1a48-3c281734425d"
          ],
          "display_name": false
        },
        {
          "uuid": "c84b89c4-fb0f-4794-920f-9add8fe0ea36",
          "name": "SODIUM NITROFERRICYANIDE",
          "stdName": "SODIUM NITROFERRICYANIDE",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "a7c945dd-d8f0-475f-81e0-7fcfc42a2fac"
          ],
          "display_name": false
        },
        {
          "uuid": "c6608d6a-f9df-46f1-a00a-472fafcf613d",
          "name": "SODIUM NITROPRUSSIDE ANHYDROUS",
          "stdName": "SODIUM NITROPRUSSIDE ANHYDROUS",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "8aa557a6-4065-4ef8-87ba-5b635d68f9e0"
          ],
          "display_name": true
        },
        {
          "uuid": "43d17b3d-54eb-4e0d-a9d4-7967daa8a049",
          "name": "SODIUM NITROPRUSSIDE [MI]",
          "stdName": "SODIUM NITROPRUSSIDE [MI]",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "ec985b89-29dc-4f9b-a977-9bb639d60a9f"
          ],
          "display_name": false
        }
      ],
      "references": [
        {
          "uuid": "8aa557a6-4065-4ef8-87ba-5b635d68f9e0",
          "citation": "USP/NF",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE",
            "AUTO_SELECTED"
          ]
        },
        {
          "uuid": "a7c945dd-d8f0-475f-81e0-7fcfc42a2fac",
          "citation": "USP DICTIONARY 2011",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "ec985b89-29dc-4f9b-a977-9bb639d60a9f",
          "citation": "MERCK",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "84e7e8ff-b8af-4e75-bbc4-9a4a54887a95",
          "citation": "WHO-DD",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "77f7f494-cf91-4d5d-8d3d-f508c98fa501",
          "citation": "SRS CODE IMPORT",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493391499000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "cfa64224-0ba4-4e9b-882d-dd69440a39a9",
          "citation": "SRS import [XN654NKH9W]",
          "url": "http://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=XN654NKH9W",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493391499000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "fe1626ba-a9f4-48f0-91cd-4c7f2e6cf6de",
          "citation": "NITROPRUSSIDE SODIUM [WHO-DD]",
          "doc_type": "SRS_LOCATOR",
          "public_domain": true
        },
        {
          "uuid": "319bad47-3990-7412-21f7-4d66631eb469",
          "citation": "WEBSITE",
          "url": "https://comptox.epa.gov/dashboard/dsstoxdb/results?utf8=%E2%9C%93&search=14402-89-2",
          "doc_type": "WEBSITE",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "6e2a7089-bea4-2fd7-d95d-21dbb0d0b96f",
          "doc_type": "SYSTEM",
          "public_domain": true
        },
        {
          "uuid": "ed2a4c7c-0ee8-4be9-9a57-5dbae16cc493",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        },
        {
          "uuid": "af72325c-f874-9ef5-9cdb-da6af4ad46e5",
          "citation": "PUBCHEM",
          "doc_type": "PUBCHEM",
          "public_domain": true
        },
        {
          "uuid": "5127e1a6-3c07-8717-1a48-3c281734425d",
          "citation": "WHO-DD",
          "doc_type": "WHO DRUG DICTIONARY",
          "public_domain": true
        }
      ],
      "definition_type": "PRIMARY",
      "moieties": [
        {
          "uuid": "b8d1eee0-deeb-426c-a322-fb3d65068805",
          "id": "b8d1eee0-deeb-426c-a322-fb3d65068805",
          "molfile": "\n  Marvin  01132109342D          \n\n  1  0  0  0  0  0            999 V2000\n    7.6084   -3.1806    0.0000 Na  0  3  0  0  0  0  0  0  0  0  0  0\nM  CHG  1   1   1\nM  END",
          "smiles": "[Na+]",
          "formula": "Na",
          "atropisomerism": "No",
          "charge": 1,
          "count": 2,
          "stereochemistry": "ACHIRAL",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 2,
            "units": "MOL RATIO",
            "uuid": "252a732f-35da-46de-9f2e-31e94ffb73a0"
          },
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": "22.9898",
          "optical_activity": "NONE",
          "stereo_centers": 0
        },
        {
          "uuid": "1c61fc9b-2d4b-409a-9b7d-1ccf80374ae2",
          "id": "1c61fc9b-2d4b-409a-9b7d-1ccf80374ae2",
          "molfile": "\n  Marvin  01132101392D          \n\n  1  0  0  0  0  0            999 V2000\n   10.7281   -3.2155    0.0000 Fe  0  2  0  0  0  0  0  0  0  0  0  0\nM  CHG  1   1   2\nM  END",
          "smiles": "[Fe+2]",
          "formula": "Fe",
          "atropisomerism": "No",
          "charge": 2,
          "count": 1,
          "stereochemistry": "ACHIRAL",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "5ea00dfb-f661-45db-a497-9eb57ee146b1"
          },
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": "55.8451",
          "optical_activity": "NONE",
          "stereo_centers": 0
        },
        {
          "uuid": "3b392fc0-2526-46f9-983f-8a2eec46bdaa",
          "id": "3b392fc0-2526-46f9-983f-8a2eec46bdaa",
          "molfile": "\n  Marvin  01132103082D          \n\n  2  1  0  0  0  0            999 V2000\n   12.9731   -3.0908    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.7981   -3.0908    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n  1  2  3  0  0  0  0\nM  END",
          "smiles": "C#N",
          "formula": "CHN",
          "atropisomerism": "No",
          "charge": 0,
          "count": 5,
          "stereochemistry": "ACHIRAL",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 5,
            "units": "MOL RATIO",
            "uuid": "3d83b5b2-b025-4cb1-922a-43855e97ec40"
          },
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": "27.0254",
          "optical_activity": "NONE",
          "stereo_centers": 0
        },
        {
          "uuid": "fa75d7e4-9093-4336-aaa3-53b24251f6fa",
          "id": "fa75d7e4-9093-4336-aaa3-53b24251f6fa",
          "molfile": "\n  Marvin  01132112582D          \n\n  2  1  0  0  0  0            999 V2000\n   10.8926   -2.2047    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n   11.7176   -2.2047    0.0000 O   0  3  0  0  0  0  0  0  0  0  0  0\n  1  2  3  0  0  0  0\nM  CHG  1   2   1\nM  END",
          "smiles": "N#[O+]",
          "formula": "NO",
          "atropisomerism": "No",
          "charge": 1,
          "count": 1,
          "stereochemistry": "ACHIRAL",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "1a083f06-a354-466d-a3e7-67c58b7d6c33"
          },
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": "30.0061",
          "optical_activity": "NONE",
          "stereo_centers": 0
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "e1dc99b1-5c27-4bb2-aacd-5df8efa01b53",
      "version": "10",
      "structure": {
        "id": "40ed0679-2ec6-4809-a1c5-aeea8f584456",
        "molfile": "\n  Marvin  01132103262D          \n\n 15  6  0  0  0  0            999 V2000\n   10.7281   -3.2155    0.0000 Fe  0  2  0  0  0  0  0  0  0  0  0  0\n   12.9731   -3.0908    0.0000 C   0  5  0  0  0  0  0  0  0  0  0  0\n   13.7981   -3.0908    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    7.6084   -3.1806    0.0000 Na  0  3  0  0  0  0  0  0  0  0  0  0\n   15.5599   -3.1494    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n   16.7384   -3.1494    0.0000 O   0  3  0  0  0  0  0  0  0  0  0  0\n    7.6084   -3.1806    0.0000 Na  0  3  0  0  0  0  0  0  0  0  0  0\n   12.9731   -3.0908    0.0000 C   0  5  0  0  0  0  0  0  0  0  0  0\n   13.7981   -3.0908    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n   12.9731   -3.0908    0.0000 C   0  5  0  0  0  0  0  0  0  0  0  0\n   13.7981   -3.0908    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n   12.9731   -3.0908    0.0000 C   0  5  0  0  0  0  0  0  0  0  0  0\n   13.7981   -3.0908    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n   12.9731   -3.0908    0.0000 C   0  5  0  0  0  0  0  0  0  0  0  0\n   13.7981   -3.0908    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n  2  3  3  0  0  0  0\n  5  6  3  0  0  0  0\n 14 15  3  0  0  0  0\n 12 13  3  0  0  0  0\n 10 11  3  0  0  0  0\n  8  9  3  0  0  0  0\nM  CHG  8   1   2   2  -1   4   1   6   1   7   1   8  -1  10  -1  12  -1\nM  CHG  1  14  -1\nM  STY  3   1 MUL   2 GEN   3 MUL\nM  SPL  1   1   2\nM  SCN  1   1 HT \nM  SAL   1 10   2   3   8   9  10  11  12  13  14  15\nM  SPA   1  2   2   3\nM  SDI   1  4   12.5531   -3.5108   12.5531   -2.6708\nM  SDI   1  4   14.2181   -2.6708   14.2181   -3.5108\nM  SMT   1 5\nM  SAL   2 13   1   2   3   5   6   8   9  10  11  12  13  14  15\nM  SDI   2  4   10.3081   -3.6355   10.3081   -2.6708\nM  SDI   2  4   17.1584   -2.6708   17.1584   -3.6355\nM  SCN  1   3 HT \nM  SAL   3  2   4   7\nM  SPA   3  1   4\nM  SDI   3  4    7.1884   -3.6006    7.1884   -2.7606\nM  SDI   3  4    8.0284   -2.7606    8.0284   -3.6006\nM  SMT   3 2\nM  END",
        "smiles": "[C-]#N.[C-]#N.[C-]#N.[C-]#N.[C-]#N.[Fe+2].N#[O+].[Na+].[Na+]",
        "formula": "5CN.Fe.NO.2Na",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ACHIRAL",
        "defined_stereo": 0,
        "ez_centers": 0,
        "molecular_weight": "261.918",
        "optical_activity": "NONE",
        "references": [
          "cfa64224-0ba4-4e9b-882d-dd69440a39a9",
          "8aa557a6-4065-4ef8-87ba-5b635d68f9e0"
        ],
        "stereo_centers": 0
      },
      "unii": "XN654NKH9W"
    }
  ]
}