{
  "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": "2026-09-09",
    "results": {
      "skip": 0,
      "limit": 1,
      "total": 1
    }
  },
  "results": [
    {
      "codes": [
        {
          "uuid": "c5647d53-8fae-4c7b-8ed4-2e78522bb512",
          "code": "51805-45-9",
          "type": "PRIMARY",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=51805-45-9",
          "code_system": "CAS",
          "references": [
            "8ce6a2f7-a2eb-4166-bb8c-7c156dcd1d55",
            "7b631cd9-da3e-4e4e-a784-85477bcacf97"
          ]
        },
        {
          "uuid": "e330d734-78b2-4836-a5a8-48cacdd3aba1",
          "code": "m10492",
          "comments": "Merck Index",
          "type": "PRIMARY",
          "url": "https://merckindex.rsc.org/monographs/m10492?q=authorize",
          "code_system": "MERCK INDEX",
          "references": [
            "8ce6a2f7-a2eb-4166-bb8c-7c156dcd1d55"
          ]
        },
        {
          "uuid": "3020fcfb-66c9-4035-b81a-f048558922cd",
          "code": "2734570",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/compound/2734570",
          "code_system": "PUBCHEM",
          "references": [
            "8ce6a2f7-a2eb-4166-bb8c-7c156dcd1d55"
          ]
        },
        {
          "uuid": "3f33ae85-c245-f40b-14eb-4c51458c4818",
          "code": "DTXSID10370367",
          "type": "PRIMARY",
          "url": "https://comptox.epa.gov/dashboard/chemical/details/DTXSID10370367",
          "code_system": "EPA CompTox",
          "references": [
            "9ad6bfee-c0c9-b43c-982c-b9645b23d4d3"
          ]
        },
        {
          "uuid": "8998da0b-b4f4-4357-9bd0-53045375ece6",
          "code": "H49AAM893K",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        }
      ],
      "substance_class": "chemical",
      "names": [
        {
          "uuid": "e25869ed-b2b4-4b69-9df3-bf07c61122dc",
          "name": "PROPANOIC ACID, 3,3',3''-PHOSPHINYLIDYNETRIS-, HYDROCHLORIDE (1:1)",
          "stdName": "PROPANOIC ACID, 3,3',3''-PHOSPHINYLIDYNETRIS-, HYDROCHLORIDE (1:1)",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "7fcf2dcd-7c82-43d8-896b-901691af3035",
            "4726823c-6199-409d-9350-e557390b7dc9"
          ],
          "display_name": false
        },
        {
          "uuid": "63e3214f-2bd4-4504-9f24-835401a23757",
          "name": "TCEP HCL",
          "stdName": "TCEP HCL",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "7fcf2dcd-7c82-43d8-896b-901691af3035",
            "4726823c-6199-409d-9350-e557390b7dc9"
          ],
          "display_name": false
        },
        {
          "uuid": "df1108b2-3cfa-446b-9b1f-98f79c6f5cb5",
          "name": "TCEP HYDROCHLORIDE",
          "stdName": "TCEP HYDROCHLORIDE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "7fcf2dcd-7c82-43d8-896b-901691af3035",
            "3027e83a-3b17-493a-8dde-265faac1b624",
            "4726823c-6199-409d-9350-e557390b7dc9",
            "8e8d6481-fefe-455e-8903-78ffe2307259"
          ],
          "display_name": false
        },
        {
          "uuid": "6ce3112f-3995-4e0d-b155-b3676a3ecffc",
          "name": "TCEP HYDROCHLORIDE [MI]",
          "stdName": "TCEP HYDROCHLORIDE [MI]",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "3027e83a-3b17-493a-8dde-265faac1b624",
            "4726823c-6199-409d-9350-e557390b7dc9"
          ],
          "display_name": false
        },
        {
          "uuid": "40c0a233-6dc8-4e91-815f-4424d1cebef2",
          "name": "TRIS(2-CARBOXYETHYL)PHOSPHINE HYDROCHLORIDE",
          "stdName": "TRIS(2-CARBOXYETHYL)PHOSPHINE HYDROCHLORIDE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "7fcf2dcd-7c82-43d8-896b-901691af3035",
            "4726823c-6199-409d-9350-e557390b7dc9"
          ],
          "display_name": true
        }
      ],
      "references": [
        {
          "uuid": "7fcf2dcd-7c82-43d8-896b-901691af3035",
          "citation": "STN",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE",
            "AUTO_SELECTED"
          ]
        },
        {
          "uuid": "4726823c-6199-409d-9350-e557390b7dc9",
          "citation": "STN (SCIFINDER)",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "3027e83a-3b17-493a-8dde-265faac1b624",
          "citation": "MERCK INDEX",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "8ce6a2f7-a2eb-4166-bb8c-7c156dcd1d55",
          "citation": "SRS CODE IMPORT",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493392437000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "dc91ec8e-9701-427e-9d77-3b3915fd6679",
          "citation": "SRS import [H49AAM893K]",
          "url": "http://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=H49AAM893K",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493392437000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "8e8d6481-fefe-455e-8903-78ffe2307259",
          "citation": "TCEP HYDROCHLORIDE [MI]",
          "doc_type": "SRS_LOCATOR",
          "public_domain": true
        },
        {
          "uuid": "9ad6bfee-c0c9-b43c-982c-b9645b23d4d3",
          "citation": "WEBSITE",
          "url": "https://comptox.epa.gov/dashboard/dsstoxdb/results?utf8=%E2%9C%93&search=51805-45-9",
          "doc_type": "WEBSITE",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "7b631cd9-da3e-4e4e-a784-85477bcacf97",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        }
      ],
      "definition_type": "PRIMARY",
      "moieties": [
        {
          "uuid": "49d4b0fe-e8ed-48d9-8eb9-873ab6fb1bcc",
          "id": "49d4b0fe-e8ed-48d9-8eb9-873ab6fb1bcc",
          "molfile": "\n  Marvin  01132103522D          \n\n  1  0  0  0  0  0            999 V2000\n   15.5635   -8.9623    0.0000 Cl  0  0  0  0  0  0  0  0  0  0  0  0\nM  END",
          "smiles": "Cl",
          "formula": "ClH",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "stereochemistry": "ACHIRAL",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "10b3e78d-f1cd-4698-98b4-76fb36925f15"
          },
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": "36.4609",
          "optical_activity": "NONE",
          "stereo_centers": 0
        },
        {
          "uuid": "d966b76a-90b9-4024-9dea-18780e7be6d3",
          "id": "d966b76a-90b9-4024-9dea-18780e7be6d3",
          "molfile": "\n  Marvin  01132111162D          \n\n 16 15  0  0  0  0            999 V2000\n   11.4895   -7.5521    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   10.7755   -7.9655    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.0592   -7.5525    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   10.7755   -8.7880    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.0615   -9.2013    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.0615  -10.0238    0.0000 P   0  0  0  0  0  0  0  0  0  0  0  0\n    9.3475  -10.4372    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.6336  -10.0238    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.9196  -10.4372    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.2056  -10.0238    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    7.9196  -11.2639    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   10.7755  -10.4331    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   11.4895  -10.0197    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.2034  -10.4289    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.9174  -10.0155    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   12.2052  -11.2556    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n  2  1  1  0  0  0  0\n  2  3  2  0  0  0  0\n  4  2  1  0  0  0  0\n  5  4  1  0  0  0  0\n  6  5  1  0  0  0  0\n  6  7  1  0  0  0  0\n  6 12  1  0  0  0  0\n  7  8  1  0  0  0  0\n  8  9  1  0  0  0  0\n  9 10  1  0  0  0  0\n  9 11  2  0  0  0  0\n 12 13  1  0  0  0  0\n 13 14  1  0  0  0  0\n 14 15  1  0  0  0  0\n 14 16  2  0  0  0  0\nM  END",
          "smiles": "C(CP(CCC(=O)O)CCC(=O)O)C(=O)O",
          "formula": "C9H15O6P",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "stereochemistry": "ACHIRAL",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "896133b4-5a6a-4557-8448-32ed0299dbb9"
          },
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": "250.1859",
          "optical_activity": "NONE",
          "stereo_centers": 0
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "4bc26660-36c5-47f7-929c-d53b5c4fddcd",
      "version": "3",
      "structure": {
        "id": "e390b394-3ff4-43af-9581-08693213377b",
        "molfile": "\n  Marvin  01132111472D          \n\n 17 15  0  0  0  0            999 V2000\n   10.0615  -10.0238    0.0000 P   0  0  0  0  0  0  0  0  0  0  0  0\n   10.0615   -9.2013    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.7755   -8.7880    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.7755   -7.9655    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   11.4895   -7.5521    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   10.0592   -7.5525    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    9.3475  -10.4372    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.6336  -10.0238    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.9196  -10.4372    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.2056  -10.0238    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    7.9196  -11.2639    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   10.7755  -10.4331    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   11.4895  -10.0197    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.2034  -10.4289    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.9174  -10.0155    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   12.2052  -11.2556    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   15.5635   -8.9623    0.0000 Cl  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  4  5  1  0  0  0  0\n  4  6  2  0  0  0  0\n  1  7  1  0  0  0  0\n  7  8  1  0  0  0  0\n  8  9  1  0  0  0  0\n  9 10  1  0  0  0  0\n  9 11  2  0  0  0  0\n  1 12  1  0  0  0  0\n 12 13  1  0  0  0  0\n 13 14  1  0  0  0  0\n 14 15  1  0  0  0  0\n 14 16  2  0  0  0  0\nM  END",
        "smiles": "C(CP(CCC(=O)O)CCC(=O)O)C(=O)O.Cl",
        "formula": "C9H15O6P.ClH",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ACHIRAL",
        "defined_stereo": 0,
        "ez_centers": 0,
        "molecular_weight": "286.6468",
        "optical_activity": "NONE",
        "references": [
          "7fcf2dcd-7c82-43d8-896b-901691af3035",
          "dc91ec8e-9701-427e-9d77-3b3915fd6679"
        ],
        "stereo_centers": 0
      },
      "unii": "H49AAM893K"
    }
  ]
}