{
  "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": "755038ba-624a-4071-abcf-a89cf5f17eb3",
          "code": "682-01-9",
          "type": "PRIMARY",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=682-01-9",
          "code_system": "CAS",
          "references": [
            "053c8355-c610-488e-808a-cee619424cc7",
            "a271fc7f-03a7-43e0-a8f1-36d1a84670dc"
          ]
        },
        {
          "uuid": "7c350d4d-2367-44b4-a55f-00d3de71ffc9",
          "code": "211-659-0",
          "type": "PRIMARY",
          "url": "https://echa.europa.eu/substance-information/-/substanceinfo/100.010.600",
          "code_system": "ECHA (EC/EINECS)",
          "references": [
            "053c8355-c610-488e-808a-cee619424cc7"
          ]
        },
        {
          "uuid": "e8ab166b-2bf4-42e0-a8b6-f788b4c77a56",
          "code": "1314229",
          "comments": "RxNorm",
          "type": "PRIMARY",
          "url": "https://rxnav.nlm.nih.gov/REST/rxcui/1314229/allProperties.xml?prop=all",
          "code_system": "RXCUI",
          "references": [
            "053c8355-c610-488e-808a-cee619424cc7"
          ]
        },
        {
          "uuid": "6582215c-07c9-4d88-8ada-577d3ebc4a96",
          "code": "SUB121776",
          "type": "PRIMARY",
          "code_system": "EVMPD",
          "references": [
            "053c8355-c610-488e-808a-cee619424cc7"
          ]
        },
        {
          "uuid": "54af9a15-ed36-4bc8-92a7-1240a8ee251d",
          "code": "69627",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/compound/69627",
          "code_system": "PUBCHEM",
          "references": [
            "053c8355-c610-488e-808a-cee619424cc7"
          ]
        },
        {
          "uuid": "d28f9a07-89a0-772b-73ef-c395bd091259",
          "code": "DTXSID9042382",
          "type": "PRIMARY",
          "url": "https://comptox.epa.gov/dashboard/chemical/details/DTXSID9042382",
          "code_system": "EPA CompTox",
          "references": [
            "c0147321-2bbe-f1a1-b3f8-68d2adc8c051"
          ]
        },
        {
          "uuid": "34d7140b-c2d0-4e22-818e-6d75c2938618",
          "code": "4PE821G3GH",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        },
        {
          "uuid": "a120f445-a00d-d33d-fd36-db1495f5cb60",
          "code": "4PE821G3GH",
          "type": "PRIMARY",
          "url": "https://dailymed.nlm.nih.gov/dailymed/search.cfm?adv=1&query=4PE821G3GH",
          "code_system": "DAILYMED",
          "references": [
            "4eedc84f-d419-c422-f79c-28852a80a02b"
          ]
        },
        {
          "uuid": "75ca7724-bcb3-7f02-32a6-db1239199d00",
          "code": "100000144905",
          "type": "PRIMARY",
          "code_system": "SMS_ID",
          "references": [
            "87039a02-4660-13b8-12c8-a92d5270537b"
          ]
        }
      ],
      "substance_class": "chemical",
      "names": [
        {
          "uuid": "759bff20-a5ee-4c5c-bd8c-ca7c463696e0",
          "name": "DYNASIL P",
          "stdName": "DYNASIL P",
          "type": "bn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "17bc348b-3ab0-4037-8746-e9e148eb9245",
            "e98d9f23-4401-470a-a1c0-67a235e93550"
          ],
          "display_name": false
        },
        {
          "uuid": "a1bf28a0-1475-41a7-9242-c6529515b8fb",
          "name": "N-PROPYL ORTHOSILICATE",
          "stdName": "N-PROPYL ORTHOSILICATE",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "17bc348b-3ab0-4037-8746-e9e148eb9245",
            "e98d9f23-4401-470a-a1c0-67a235e93550"
          ],
          "display_name": false
        },
        {
          "uuid": "9bba26fb-37e1-486e-978f-f3b08e21d6ee",
          "name": "PROPYL ORTHOSILICATE",
          "stdName": "PROPYL ORTHOSILICATE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "46d1ec9c-df96-4c77-b4ee-40f22b7a7372",
            "17bc348b-3ab0-4037-8746-e9e148eb9245",
            "e98d9f23-4401-470a-a1c0-67a235e93550"
          ],
          "display_name": false
        },
        {
          "uuid": "0ab9db83-d840-42ca-ae7c-b398bc420de4",
          "name": "PROPYL ORTHOSILICATE [II]",
          "stdName": "PROPYL ORTHOSILICATE [II]",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "17bc348b-3ab0-4037-8746-e9e148eb9245",
            "e98d9f23-4401-470a-a1c0-67a235e93550"
          ],
          "display_name": false
        },
        {
          "uuid": "cfd4e661-c8b8-42b2-88d1-75f4955c7e22",
          "name": "TETRA-N-PROPOXY-SILANE",
          "stdName": "TETRA-N-PROPOXY-SILANE",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "75e46a46-58a7-4588-b783-4eda3385ac24",
            "e98d9f23-4401-470a-a1c0-67a235e93550"
          ],
          "display_name": false
        },
        {
          "uuid": "9b45b532-0652-43ef-8ce1-20729c102b0a",
          "name": "TETRA-N-PROPOXYSILANE",
          "stdName": "TETRA-N-PROPOXYSILANE",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "17bc348b-3ab0-4037-8746-e9e148eb9245",
            "e98d9f23-4401-470a-a1c0-67a235e93550"
          ],
          "display_name": false
        },
        {
          "uuid": "b65ea2d0-ac8a-4889-a8c8-425c9f47a10a",
          "name": "TETRA-N-PROPYL SILICATE",
          "stdName": "TETRA-N-PROPYL SILICATE",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "d245b18f-9a60-40d1-933f-bcc1f0b610ca",
            "17bc348b-3ab0-4037-8746-e9e148eb9245"
          ],
          "display_name": false
        },
        {
          "uuid": "ba22ba44-ceb9-404d-b75c-523826c61f5f",
          "name": "TETRAPROPYL ORTHOSILICATE",
          "stdName": "TETRAPROPYL ORTHOSILICATE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "e5cb10d8-2d21-4ce5-a3ea-6910759f58a9",
            "17bc348b-3ab0-4037-8746-e9e148eb9245"
          ],
          "display_name": true
        },
        {
          "uuid": "6ca18a79-9407-4ace-82b3-a88f0074984f",
          "name": "TETRAPROPYL SILICATE",
          "stdName": "TETRAPROPYL SILICATE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "17bc348b-3ab0-4037-8746-e9e148eb9245",
            "e98d9f23-4401-470a-a1c0-67a235e93550"
          ],
          "display_name": false
        }
      ],
      "references": [
        {
          "uuid": "e98d9f23-4401-470a-a1c0-67a235e93550",
          "citation": "STN",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE",
            "AUTO_SELECTED"
          ]
        },
        {
          "uuid": "17bc348b-3ab0-4037-8746-e9e148eb9245",
          "citation": "STN (SCIFINDER)",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "75e46a46-58a7-4588-b783-4eda3385ac24",
          "citation": "I 14589",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "e5cb10d8-2d21-4ce5-a3ea-6910759f58a9",
          "citation": "stn",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "d245b18f-9a60-40d1-933f-bcc1f0b610ca",
          "citation": "EVMPD",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "053c8355-c610-488e-808a-cee619424cc7",
          "citation": "SRS CODE IMPORT",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493389752000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "3f1be897-c20a-4f41-9731-f7bc45e697c9",
          "citation": "SRS import [4PE821G3GH]",
          "url": "http://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=4PE821G3GH",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493389752000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "46d1ec9c-df96-4c77-b4ee-40f22b7a7372",
          "citation": "PROPYL ORTHOSILICATE [II]",
          "doc_type": "SRS_LOCATOR",
          "public_domain": true
        },
        {
          "uuid": "c0147321-2bbe-f1a1-b3f8-68d2adc8c051",
          "citation": "WEBSITE",
          "url": "https://comptox.epa.gov/dashboard/dsstoxdb/results?utf8=%E2%9C%93&search=682-01-9",
          "doc_type": "WEBSITE",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "36918270-dd77-d0d0-41d1-9ce1e7c6e761",
          "citation": "EU-SRS",
          "doc_type": "EMA LIST",
          "public_domain": true
        },
        {
          "uuid": "a271fc7f-03a7-43e0-a8f1-36d1a84670dc",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        },
        {
          "uuid": "4eedc84f-d419-c422-f79c-28852a80a02b",
          "citation": "DailyMed",
          "doc_type": "DAILYMED",
          "public_domain": true
        },
        {
          "uuid": "87039a02-4660-13b8-12c8-a92d5270537b",
          "citation": "SMS",
          "doc_type": "EMA LIST",
          "public_domain": true
        }
      ],
      "definition_type": "PRIMARY",
      "moieties": [
        {
          "uuid": "b1df351f-5ee1-419f-8653-42ba91318625",
          "id": "b1df351f-5ee1-419f-8653-42ba91318625",
          "molfile": "\n  Marvin  01132109132D          \n\n 17 16  0  0  0  0            999 V2000\n    7.0908   -1.9684    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.3516   -2.2559    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.5522   -1.9247    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.6761   -2.2614    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    4.0766   -1.6290    0.0000 Si  0  0  0  0  0  0  0  0  0  0  0  0\n    3.3702   -1.1088    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    2.5790   -1.4620    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    1.8808   -1.1444    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    1.1198   -1.4538    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.7555   -1.0787    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    5.5714   -1.4072    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.2914   -1.0458    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.0662   -1.4127    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    3.4934   -2.2915    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    2.6447   -2.1136    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    2.0643   -2.4804    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    1.2676   -2.2532    0.0000 C   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  6  5  1  0  0  0  0\n 10  5  1  0  0  0  0\n 14  5  1  0  0  0  0\n  7  6  1  0  0  0  0\n  8  7  1  0  0  0  0\n  9  8  1  0  0  0  0\n 11 10  1  0  0  0  0\n 12 11  1  0  0  0  0\n 13 12  1  0  0  0  0\n 15 14  1  0  0  0  0\n 16 15  1  0  0  0  0\n 17 16  1  0  0  0  0\nM  END",
          "smiles": "CCCO[Si](OCCC)(OCCC)OCCC",
          "formula": "C12H28O4Si",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "stereochemistry": "ACHIRAL",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "0fef0bec-02a4-4d34-b7a0-635e729a839b"
          },
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": "264.4342",
          "optical_activity": "NONE",
          "stereo_centers": 0
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "7b3e9f1b-49b5-4b5b-9201-475d1d6df25c",
      "version": "7",
      "structure": {
        "id": "22b1d3ef-54ca-453e-85fd-58b7b49a359a",
        "molfile": "\n  Marvin  01132101572D          \n\n 17 16  0  0  0  0            999 V2000\n    4.0766   -1.6290    0.0000 Si  0  0  0  0  0  0  0  0  0  0  0  0\n    4.7555   -1.0787    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    3.3702   -1.1088    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    3.4934   -2.2915    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    4.6761   -2.2614    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    5.5522   -1.9247    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.5714   -1.4072    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    2.6447   -2.1136    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    2.5790   -1.4620    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.3516   -2.2559    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    2.0643   -2.4804    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.2914   -1.0458    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    1.8808   -1.1444    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.0908   -1.9684    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    1.1198   -1.4538    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.0662   -1.4127    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    1.2676   -2.2532    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  1  1  0  0  0  0\n  4  1  1  0  0  0  0\n  5  1  1  0  0  0  0\n  6  5  1  0  0  0  0\n  7  2  1  0  0  0  0\n  8  4  1  0  0  0  0\n  9  3  1  0  0  0  0\n 10  6  1  0  0  0  0\n 11  8  1  0  0  0  0\n 12  7  1  0  0  0  0\n 13  9  1  0  0  0  0\n 14 10  1  0  0  0  0\n 15 13  1  0  0  0  0\n 16 12  1  0  0  0  0\n 17 11  1  0  0  0  0\nM  END",
        "smiles": "CCCO[Si](OCCC)(OCCC)OCCC",
        "formula": "C12H28O4Si",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ACHIRAL",
        "defined_stereo": 0,
        "ez_centers": 0,
        "molecular_weight": "264.4342",
        "optical_activity": "NONE",
        "references": [
          "3f1be897-c20a-4f41-9731-f7bc45e697c9",
          "e98d9f23-4401-470a-a1c0-67a235e93550"
        ],
        "stereo_centers": 0
      },
      "unii": "4PE821G3GH"
    }
  ]
}