{
  "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": "29ce9d07-3cd9-4ce7-bc9f-78e716353ccf",
          "code": "58-97-9",
          "type": "PRIMARY",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=58-97-9",
          "code_system": "CAS",
          "references": [
            "4dc93690-1d7f-4d3e-98e8-6663eecc006b",
            "137866ff-c59d-48c0-a1b0-3d13f73defaf"
          ]
        },
        {
          "uuid": "b3095526-5a4f-4c92-9aec-f6e9f9a62565",
          "code": "URIDINE MONOPHOSPHATE",
          "type": "PRIMARY",
          "url": "https://en.wikipedia.org/wiki/Uridine_monophosphate",
          "code_system": "WIKIPEDIA",
          "references": [
            "4dc93690-1d7f-4d3e-98e8-6663eecc006b"
          ]
        },
        {
          "uuid": "d387c03b-46ad-418c-b176-d8f5f42f804e",
          "code": "m11336",
          "comments": "Merck Index",
          "type": "PRIMARY",
          "url": "https://merckindex.rsc.org/monographs/m11336?q=authorize",
          "code_system": "MERCK INDEX",
          "references": [
            "4dc93690-1d7f-4d3e-98e8-6663eecc006b"
          ]
        },
        {
          "uuid": "b0d8897b-37af-4a62-ab02-a2b0a90eaf54",
          "code": "SUB126222",
          "type": "PRIMARY",
          "code_system": "EVMPD",
          "references": [
            "4dc93690-1d7f-4d3e-98e8-6663eecc006b"
          ]
        },
        {
          "uuid": "27796c92-2d4a-4f72-969e-d8ef56f836f0",
          "code": "200-408-0",
          "type": "PRIMARY",
          "url": "https://echa.europa.eu/substance-information/-/substanceinfo/100.000.371",
          "code_system": "ECHA (EC/EINECS)",
          "references": [
            "4dc93690-1d7f-4d3e-98e8-6663eecc006b"
          ]
        },
        {
          "uuid": "aafe9d3d-6060-4abd-9c9f-ddd22d6c3d81",
          "code": "6030",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/compound/6030",
          "code_system": "PUBCHEM",
          "references": [
            "4dc93690-1d7f-4d3e-98e8-6663eecc006b"
          ]
        },
        {
          "uuid": "fbccb21f-3535-7058-9779-371f0e809b47",
          "code": "DTXSID20883211",
          "type": "PRIMARY",
          "url": "https://comptox.epa.gov/dashboard/chemical/details/DTXSID20883211",
          "code_system": "EPA CompTox",
          "references": [
            "bff5e511-5e9a-3e27-3b9d-4ccbc5499d6d"
          ]
        },
        {
          "uuid": "5ecaadf6-8418-1653-aa7e-3a899b8d0625",
          "code": "DB03685",
          "type": "PRIMARY",
          "url": "https://go.drugbank.com/drugs/DB03685",
          "code_system": "DRUG BANK",
          "references": [
            "ed75656f-2cdf-75b3-ed2c-af6dea4b6e50"
          ]
        },
        {
          "uuid": "97f49d82-5260-48bd-8494-ab294f7b1fd5",
          "code": "E2OU15WN0N",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        },
        {
          "uuid": "adca9fa3-4fb0-96db-5ef1-6041cdb121ea",
          "code": "3212 (Number of products:8)",
          "comments": "Dietary Supplement Label Database|chemical|Uridine monophosphate",
          "type": "PRIMARY",
          "url": "https://dsld.od.nih.gov/dsld/rptIngredient.jsp?grpid=3212&item=Uridine monophosphate",
          "code_system": "DSLD",
          "references": [
            "ed75656f-2cdf-75b3-ed2c-af6dea4b6e50"
          ]
        },
        {
          "uuid": "211230a5-2910-377a-56fa-8185286ad023",
          "code": "16695",
          "type": "PRIMARY",
          "url": "https://www.ebi.ac.uk/chebi/chebiOntology.do?chebiId=CHEBI:16695",
          "code_system": "CHEBI",
          "references": [
            "ed75656f-2cdf-75b3-ed2c-af6dea4b6e50"
          ]
        },
        {
          "uuid": "93d4aed9-fdf7-4be9-cc49-cbb791596399",
          "code": "100000151800",
          "type": "PRIMARY",
          "code_system": "SMS_ID",
          "references": [
            "c34b5dbb-1476-8144-429c-7cc42cf59160"
          ]
        }
      ],
      "relationships": [
        {
          "uuid": "67609ce0-e075-46fb-accb-7f6539891a7d",
          "type": "ACTIVE MOIETY",
          "related_substance": {
            "uuid": "b01cda2e-a5e0-4d0b-adb5-b46ea9a20809",
            "refuuid": "e9de879e-0a5d-43e0-b765-5b8ce0b552d1",
            "name": "URIDINE MONOPHOSPHATE",
            "unii": "E2OU15WN0N",
            "linking_id": "E2OU15WN0N",
            "ref_pname": "URIDINE MONOPHOSPHATE",
            "substance_class": "reference"
          }
        },
        {
          "uuid": "21281f91-38cd-453b-a9d0-a3a4e0be4a47",
          "type": "SALT/SOLVATE->PARENT",
          "related_substance": {
            "uuid": "347d13bf-efa8-4c0e-86e1-42c2fc186ec2",
            "refuuid": "b5660f8c-c665-429c-8c5a-5fc1661e1974",
            "name": "URIDINE MONOPHOSPHATE DISODIUM",
            "unii": "KD8E20071T",
            "linking_id": "KD8E20071T",
            "ref_pname": "URIDINE MONOPHOSPHATE DISODIUM",
            "substance_class": "reference"
          }
        },
        {
          "uuid": "8ff05229-08f6-4d8b-a8cc-3251b2facdb8",
          "type": "SALT/SOLVATE->PARENT",
          "related_substance": {
            "uuid": "e244974f-56e2-4606-8ad1-cddcf3aba869",
            "refuuid": "96ab7af0-c765-4e94-a742-6b89c95ade45",
            "name": "URIDINE PHOSPHATE DIPOTASSIUM",
            "unii": "R1547KG6JX",
            "linking_id": "R1547KG6JX",
            "ref_pname": "URIDINE PHOSPHATE DIPOTASSIUM",
            "substance_class": "reference"
          }
        }
      ],
      "substance_class": "chemical",
      "names": [
        {
          "uuid": "aa846d39-989c-4948-8660-688c25c3551b",
          "name": "5'-URIDYLIC ACID",
          "stdName": "5'-URIDYLIC ACID",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "7b81622f-3a5c-4c63-8bc2-2c2e1f219748",
            "c296b783-d70f-4192-9697-7e59ca4d893d",
            "fbee39bb-d30f-4fc7-be00-2171e168dc45",
            "1c998e19-3b8c-4713-a39d-2bd9a7c9a6d0"
          ],
          "display_name": false
        },
        {
          "uuid": "d8fccd34-0253-4a17-9f28-8d02764e60ff",
          "name": "5'-URIDYLIC ACID [MI]",
          "stdName": "5'-URIDYLIC ACID [MI]",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "c296b783-d70f-4192-9697-7e59ca4d893d",
            "fbee39bb-d30f-4fc7-be00-2171e168dc45"
          ],
          "display_name": false
        },
        {
          "uuid": "a5da0788-f5d3-4f9d-a6d0-1961ed9e3743",
          "name": "UMP",
          "stdName": "UMP",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "fbee39bb-d30f-4fc7-be00-2171e168dc45",
            "1c998e19-3b8c-4713-a39d-2bd9a7c9a6d0"
          ],
          "display_name": false
        },
        {
          "uuid": "9a0a879d-07de-4c82-8b03-863bbba2542d",
          "name": "URIDINE 5'-MONOPHOSPHATE",
          "stdName": "URIDINE 5'-MONOPHOSPHATE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "fbee39bb-d30f-4fc7-be00-2171e168dc45",
            "1c998e19-3b8c-4713-a39d-2bd9a7c9a6d0"
          ],
          "display_name": false
        },
        {
          "uuid": "77a1a1bd-4e44-426c-a6fe-9ceb20044631",
          "name": "URIDINE 5'-PHOSPHORIC ACID",
          "stdName": "URIDINE 5'-PHOSPHORIC ACID",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "fbee39bb-d30f-4fc7-be00-2171e168dc45",
            "1c998e19-3b8c-4713-a39d-2bd9a7c9a6d0"
          ],
          "display_name": false
        },
        {
          "uuid": "1c4d2af7-3588-44b0-b3f1-547be5bf7a64",
          "name": "URIDINE MONOPHOSPHATE",
          "stdName": "URIDINE MONOPHOSPHATE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "fbee39bb-d30f-4fc7-be00-2171e168dc45",
            "af7c71ec-776b-4257-8967-c94d360e0aad"
          ],
          "display_name": true
        },
        {
          "uuid": "3b394f30-1449-445d-ac6c-7a175d29ccda",
          "name": "URIDINE PHOSPHATE",
          "stdName": "URIDINE PHOSPHATE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "812a6301-ef8e-4ba1-9be3-e0873d12c90b",
            "f6a7b469-a990-43e4-9189-ca6e8c63b826",
            "fbee39bb-d30f-4fc7-be00-2171e168dc45"
          ],
          "display_name": false
        },
        {
          "uuid": "a754fc5f-0082-e921-b53a-2f532a1320c8",
          "name": "Uridine phosphate [WHO-DD]",
          "stdName": "URIDINE PHOSPHATE [WHO-DD]",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "6fb57054-e208-ec7a-ad8b-0a0f94eb596a"
          ],
          "display_name": false
        }
      ],
      "references": [
        {
          "uuid": "1c998e19-3b8c-4713-a39d-2bd9a7c9a6d0",
          "citation": "MERCK",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE",
            "AUTO_SELECTED"
          ]
        },
        {
          "uuid": "fbee39bb-d30f-4fc7-be00-2171e168dc45",
          "citation": "MERCK INDEX",
          "doc_type": "MERCK INDEX",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "c296b783-d70f-4192-9697-7e59ca4d893d",
          "citation": "MERCK INDEX",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "af7c71ec-776b-4257-8967-c94d360e0aad",
          "citation": "FDA_SRS",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "812a6301-ef8e-4ba1-9be3-e0873d12c90b",
          "citation": "WHO-DD",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "4dc93690-1d7f-4d3e-98e8-6663eecc006b",
          "citation": "SRS CODE IMPORT",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493389721000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "d76de857-fdc8-44c3-b0dc-91690b4e05ac",
          "citation": "SRS import [E2OU15WN0N]",
          "url": "http://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=E2OU15WN0N",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493389721000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "7b81622f-3a5c-4c63-8bc2-2c2e1f219748",
          "citation": "5'-URIDYLIC ACID [MI]",
          "doc_type": "SRS_LOCATOR",
          "public_domain": true
        },
        {
          "uuid": "f6a7b469-a990-43e4-9189-ca6e8c63b826",
          "citation": "URIDINE PHOSPHATE [WHO-DD]",
          "doc_type": "SRS_LOCATOR",
          "public_domain": true
        },
        {
          "uuid": "ed75656f-2cdf-75b3-ed2c-af6dea4b6e50",
          "doc_type": "SYSTEM",
          "public_domain": true
        },
        {
          "uuid": "137866ff-c59d-48c0-a1b0-3d13f73defaf",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        },
        {
          "uuid": "6fb57054-e208-ec7a-ad8b-0a0f94eb596a",
          "citation": "WHO-DD",
          "doc_type": "WHO DRUG DICTIONARY",
          "public_domain": true
        },
        {
          "uuid": "bff5e511-5e9a-3e27-3b9d-4ccbc5499d6d",
          "citation": "EPA CompTox",
          "doc_type": "EPA",
          "public_domain": true
        },
        {
          "uuid": "c34b5dbb-1476-8144-429c-7cc42cf59160",
          "citation": "EU-SRS",
          "doc_type": "EMA LIST",
          "public_domain": true
        }
      ],
      "definition_type": "PRIMARY",
      "moieties": [
        {
          "uuid": "91a523fc-e431-457b-8ccf-d1e9e5bb4d78",
          "id": "91a523fc-e431-457b-8ccf-d1e9e5bb4d78",
          "molfile": "\n  Marvin  01132107332D          \n\n 21 22  0  0  1  0            999 V2000\n    7.0583   -6.9376    0.0000 C   0  0  1  0  0  0  0  0  0  1  0  0\n    6.5053   -6.3521    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.6604   -6.3521    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    4.8058   -6.3521    0.0000 P   0  0  0  0  0  0  0  0  0  0  0  0\n    3.9603   -6.3521    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    4.8058   -7.2067    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    4.8058   -5.4979    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    7.7176   -6.4542    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3819   -6.9376    0.0000 C   0  0  1  0  0  0  0  0  0  1  0  0\n    8.3819   -5.7533    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    9.0974   -5.3395    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.0974   -4.5086    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3819   -4.0903    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3819   -3.2686    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    7.6757   -4.5086    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    7.6757   -5.3395    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.9515   -5.7533    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    8.1265   -7.7220    0.0000 C   0  0  2  0  0  0  0  0  0  1  0  0\n    8.7160   -8.1078    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    7.3136   -7.7220    0.0000 C   0  0  2  0  0  0  0  0  0  2  0  0\n    6.8030   -8.1961    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n  1  2  1  1  0  0  0\n  1  8  1  0  0  0  0\n 20  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  1  0  0  0  0\n  6  4  1  0  0  0  0\n  7  4  2  0  0  0  0\n  9  8  1  6  0  0  0\n  9 10  1  0  0  0  0\n 18  9  1  0  0  0  0\n 11 10  1  0  0  0  0\n 16 10  1  0  0  0  0\n 12 11  2  0  0  0  0\n 13 12  1  0  0  0  0\n 14 13  2  0  0  0  0\n 15 13  1  0  0  0  0\n 15 16  1  0  0  0  0\n 17 16  2  0  0  0  0\n 18 19  1  6  0  0  0\n 20 18  1  0  0  0  0\n 20 21  1  6  0  0  0\nM  END",
          "smiles": "c1cn([C@H]2[C@@H]([C@@H]([C@@H](COP(=O)(O)O)O2)O)O)c(=O)[nH]c1=O",
          "formula": "C9H13N2O9P",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "stereochemistry": "ABSOLUTE",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "4b36ba6c-f96e-41cf-ab1e-e107620adfdb"
          },
          "defined_stereo": 4,
          "ez_centers": 0,
          "molecular_weight": "324.1817",
          "optical_activity": "UNSPECIFIED",
          "stereo_centers": 4
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "e9de879e-0a5d-43e0-b765-5b8ce0b552d1",
      "version": "12",
      "structure": {
        "id": "7dd904dd-911e-444d-abf7-8a0632763034",
        "molfile": "\n  Marvin  01132106322D          \n\n 21 22  0  0  1  0            999 V2000\n    8.3812   -5.7528    0.0000 N   0  0  2  0  0  0  0  0  0  0  0  0\n    8.3812   -6.9370    0.0000 C   0  0  1  0  0  0  0  0  0  0  0  0\n    8.1258   -7.7214    0.0000 C   0  0  1  0  0  0  0  0  0  0  0  0\n    7.3130   -7.7214    0.0000 C   0  0  2  0  0  0  0  0  0  0  0  0\n    6.8024   -8.1954    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    7.0577   -6.9370    0.0000 C   0  0  2  0  0  0  0  0  0  0  0  0\n    7.7170   -6.4537    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    6.5048   -6.3516    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.6599   -6.3516    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    4.8054   -6.3516    0.0000 P   0  0  0  0  0  0  0  0  0  0  0  0\n    4.8054   -5.4974    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    3.9600   -6.3516    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    4.8054   -7.2061    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    8.7153   -8.1071    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    7.6751   -5.3391    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.6751   -4.5082    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3812   -4.0900    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.0966   -4.5082    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.0966   -5.3391    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3812   -3.2683    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    6.9509   -5.7528    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n  2  1  1  1  0  0  0\n  3  2  1  0  0  0  0\n  4  3  1  0  0  0  0\n  4  5  1  6  0  0  0\n  4  6  1  0  0  0  0\n  6  7  1  0  0  0  0\n  7  2  1  0  0  0  0\n  6  8  1  1  0  0  0\n  9  8  1  0  0  0  0\n 10  9  1  0  0  0  0\n 11 10  2  0  0  0  0\n 12 10  1  0  0  0  0\n 13 10  1  0  0  0  0\n  3 14  1  6  0  0  0\n 15  1  1  0  0  0  0\n 16 15  1  0  0  0  0\n 16 17  1  0  0  0  0\n 17 18  1  0  0  0  0\n 18 19  2  0  0  0  0\n 19  1  1  0  0  0  0\n 20 17  2  0  0  0  0\n 21 15  2  0  0  0  0\nM  END",
        "smiles": "c1cn([C@H]2[C@@H]([C@@H]([C@@H](COP(=O)(O)O)O2)O)O)c(=O)[nH]c1=O",
        "formula": "C9H13N2O9P",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ABSOLUTE",
        "defined_stereo": 4,
        "ez_centers": 0,
        "molecular_weight": "324.1817",
        "optical_activity": "UNSPECIFIED",
        "references": [
          "d76de857-fdc8-44c3-b0dc-91690b4e05ac",
          "1c998e19-3b8c-4713-a39d-2bd9a7c9a6d0"
        ],
        "stereo_centers": 4
      },
      "unii": "E2OU15WN0N"
    }
  ]
}