{
  "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": "34e2192c-389a-8246-7bf9-9e72bb0f2bf1",
          "code": "2724453",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/compound/2724453",
          "code_system": "PUBCHEM",
          "references": [
            "bd39a33b-b64c-8d69-f728-09b14eab5a7d"
          ]
        },
        {
          "uuid": "bb92dcbf-a809-49d9-a6ab-3302beb11491",
          "code": "32233-40-2",
          "type": "PRIMARY",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=32233-40-2",
          "code_system": "CAS",
          "references": [
            "769132ef-8ca9-41dd-9b84-1b98bbc60bac"
          ]
        },
        {
          "uuid": "82dd8e40-3916-40b2-b2e3-ccb5161efddc",
          "code": "R78KQ4P7T9",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        },
        {
          "uuid": "74499e52-6ce8-e997-2f5f-579b592a93f1",
          "code": "DTXSID10369135",
          "type": "PRIMARY",
          "url": "https://comptox.epa.gov/dashboard/chemical/details/DTXSID10369135",
          "code_system": "EPA CompTox",
          "references": [
            "d0c7e182-5c31-1812-9801-36fa4748a4b9"
          ]
        }
      ],
      "substance_class": "chemical",
      "names": [
        {
          "uuid": "6996f760-90fa-416a-b0eb-9bf96dd05bba",
          "name": "(-)-Corey lactone diol",
          "stdName": "(-)-COREY LACTONE DIOL",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "769132ef-8ca9-41dd-9b84-1b98bbc60bac"
          ],
          "display_name": false
        },
        {
          "uuid": "87f9f17c-1c93-4273-b717-44562e033ce7",
          "name": "(3aR,4S,5R,6aS)-Hexahydro-5-hydroxy-4-(hydroxymethyl)-2H-cyclopenta[b]furan-2-one",
          "stdName": "(3AR,4S,5R,6AS)-HEXAHYDRO-5-HYDROXY-4-(HYDROXYMETHYL)-2H-CYCLOPENTA(B)FURAN-2-ONE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "769132ef-8ca9-41dd-9b84-1b98bbc60bac"
          ],
          "display_name": true
        },
        {
          "uuid": "9b520b20-152c-415b-a3e4-a616426e0eb5",
          "name": "2H-Cyclopenta[b]furan-2-one, hexahydro-5-hydroxy-4-(hydroxymethyl)-, (3aR,4S,5R,6aS)-",
          "stdName": "2H-CYCLOPENTA(B)FURAN-2-ONE, HEXAHYDRO-5-HYDROXY-4-(HYDROXYMETHYL)-, (3AR,4S,5R,6AS)-",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "769132ef-8ca9-41dd-9b84-1b98bbc60bac"
          ],
          "display_name": false
        },
        {
          "uuid": "43a39f5b-afd0-4ac4-8ee6-9f81d91d9368",
          "name": "2H-Cyclopenta[b]furan-2-one, hexahydro-5-hydroxy-4-(hydroxymethyl)-, [3aR-(3aα,4α,5β,6aα)]-",
          "stdName": "2H-CYCLOPENTA(B)FURAN-2-ONE, HEXAHYDRO-5-HYDROXY-4-(HYDROXYMETHYL)-, (3AR-(3A.ALPHA.,4.ALPHA.,5.BETA.,6A.ALPHA.))-",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "769132ef-8ca9-41dd-9b84-1b98bbc60bac"
          ],
          "display_name": false
        },
        {
          "uuid": "6d1357b1-a536-4df9-ba12-c573ebc1d7e7",
          "name": "Corey lactone diol, (-)-",
          "stdName": "COREY LACTONE DIOL, (-)-",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "769132ef-8ca9-41dd-9b84-1b98bbc60bac"
          ],
          "display_name": false
        }
      ],
      "references": [
        {
          "uuid": "bd39a33b-b64c-8d69-f728-09b14eab5a7d",
          "citation": "PUBCHEM",
          "doc_type": "PUBCHEM",
          "public_domain": true
        },
        {
          "uuid": "769132ef-8ca9-41dd-9b84-1b98bbc60bac",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true,
          "tags": [
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "d0c7e182-5c31-1812-9801-36fa4748a4b9",
          "citation": "EPA CompTox",
          "doc_type": "EPA",
          "public_domain": true
        }
      ],
      "definition_type": "PRIMARY",
      "moieties": [
        {
          "uuid": "40d26902-82bd-4285-a594-627ea6d36b84",
          "id": "40d26902-82bd-4285-a594-627ea6d36b84",
          "molfile": "\n  Marvin  12292209352D          \n\n 14 15  0  0  1  0            999 V2000\n    3.4403    1.8094    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.2249    1.5545    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    3.6279    0.0244    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    0.0000    2.1189    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    2.0202    1.4289    0.0000 C   0  0  1  0  0  0  0  0  0  0  0  0\n    1.6077    0.7145    0.0000 C   0  0  2  0  0  0  0  0  0  0  0  0\n    2.8271    1.2574    0.0000 C   0  0  2  0  0  0  0  0  0  0  0  0\n    1.4681    2.0421    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    2.1597    0.1013    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    0.8007    0.8860    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    2.9134    0.4369    0.0000 C   0  0  1  0  0  0  0  0  0  0  0  0\n    0.7145    1.7064    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    2.4327    2.1434    0.0000 H   0  0  0  0  0  0  0  0  0  0  0  0\n    1.1952    0.0000    0.0000 H   0  0  0  0  0  0  0  0  0  0  0  0\n  1  2  1  0  0  0  0\n  7  1  1  1  0  0  0\n 11  3  1  6  0  0  0\n  4 12  2  0  0  0  0\n  5  6  1  0  0  0  0\n  5  7  1  0  0  0  0\n  5  8  1  0  0  0  0\n  5 13  1  1  0  0  0\n  6  9  1  0  0  0  0\n  6 10  1  0  0  0  0\n  6 14  1  1  0  0  0\n  7 11  1  0  0  0  0\n  8 12  1  0  0  0  0\n  9 11  1  0  0  0  0\n 10 12  1  0  0  0  0\nM  END",
          "smiles": "C1[C@]2([H])[C@@H](CO)[C@@H](C[C@]2([H])OC1=O)O",
          "formula": "C8H12O4",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "stereochemistry": "ABSOLUTE",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "cd3253bf-a8cd-4ab6-8b05-aac93a399d7e"
          },
          "defined_stereo": 4,
          "ez_centers": 0,
          "molecular_weight": "172.1788",
          "optical_activity": "UNSPECIFIED",
          "stereo_centers": 4
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "212ed333-d58d-4896-bfa9-091e0000fcfa",
      "version": "10",
      "structure": {
        "id": "c33853ef-cfa5-427d-97b2-67a2ebb97a76",
        "molfile": "(3aR,4S,5R,6aS)-Hexahydro-5-hydroxy-4-(hydroxymethyl)-2H-cyclopenta[b]furan-2...\n   JSDraw212292209352D\n\n 14 15  0  0  1  0              0 V2000\n   25.0268   -6.3010    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   26.5104   -6.7831    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   25.3815   -9.6763    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   18.5216   -5.7157    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   22.3416   -7.0206    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   21.5616   -8.3714    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   23.8675   -7.3448    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   21.2977   -5.8611    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   22.6054   -9.5309    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   20.0356   -8.0472    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   24.0306   -8.8963    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   19.8726   -6.4957    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   23.1216   -5.6696    0.0000 H   0  0  0  0  0  0  0  0  0  0  0  0\n   20.7815   -9.7224    0.0000 H   0  0  0  0  0  0  0  0  0  0  0  0\n  1  2  1  0  0  0  0\n  7  1  1  1  0  0  0\n 11  3  1  6  0  0  0\n  4 12  2  0  0  0  0\n  5  6  1  0  0  0  0\n  5  7  1  0  0  0  0\n  5  8  1  0  0  0  0\n  5 13  1  1  0  0  0\n  6  9  1  0  0  0  0\n  6 10  1  0  0  0  0\n  6 14  1  1  0  0  0\n  7 11  1  0  0  0  0\n  8 12  1  0  0  0  0\n  9 11  1  0  0  0  0\n 10 12  1  0  0  0  0\nM  END",
        "smiles": "C1[C@]2([H])[C@@H](CO)[C@@H](C[C@]2([H])OC1=O)O",
        "formula": "C8H12O4",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ABSOLUTE",
        "defined_stereo": 4,
        "ez_centers": 0,
        "molecular_weight": "172.1788",
        "optical_activity": "( - )",
        "references": [
          "769132ef-8ca9-41dd-9b84-1b98bbc60bac"
        ],
        "stereo_centers": 4
      },
      "unii": "R78KQ4P7T9"
    }
  ]
}