{
  "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": "7ba36a55-536b-4fa6-bfcf-5de61fec6709",
          "code": "88798-74-7",
          "type": "PRIMARY",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=88798-74-7",
          "code_system": "CAS",
          "references": [
            "c40e7a7f-6aa9-868c-ec1b-5cf3cea63d30"
          ]
        },
        {
          "uuid": "79a0e667-bf5c-af5a-9ecb-693eed766b04",
          "code": "145937",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/compound/145937",
          "code_system": "PUBCHEM",
          "references": [
            "4c628af1-c65c-bac0-e0fd-bfc4a6d6939e"
          ]
        },
        {
          "uuid": "a0919245-6703-4416-b2f6-e6029db5718d",
          "code": "4A5E8354UB",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        },
        {
          "uuid": "9e4ce43f-a4d7-52a6-fb8b-b446ee247188",
          "code": "DTXSID40237333",
          "type": "PRIMARY",
          "url": "https://comptox.epa.gov/dashboard/chemical/details/DTXSID40237333",
          "code_system": "EPA CompTox"
        },
        {
          "uuid": "75a5c7df-9697-44a2-2909-41e264be12e3",
          "code": "Eckol",
          "type": "PRIMARY",
          "url": "https://en.wikipedia.org/wiki/Eckol",
          "code_system": "WIKIPEDIA",
          "references": [
            "033a2786-532b-f235-308c-915d9634e5c2"
          ]
        }
      ],
      "relationships": [
        {
          "uuid": "1f2752ac-ba79-463c-b332-fdfaea2d4ac0",
          "amount": {
            "uuid": "d8eb5f78-79f8-4ecc-84f9-62395900e75c"
          },
          "type": "PARENT->CONSTITUENT ALWAYS PRESENT",
          "references": [
            "3f7887c4-df0b-45af-ad5a-a344c6255305"
          ],
          "related_substance": {
            "uuid": "aa6acfef-9f17-45ad-b76e-cc39cb71b8a2",
            "refuuid": "0b00c31c-efb9-419a-a420-1bf9f0f96120",
            "name": "ECKLONIA CAVA",
            "unii": "UXX2N5V39P",
            "linking_id": "UXX2N5V39P",
            "ref_pname": "ECKLONIA CAVA",
            "substance_class": "reference"
          }
        }
      ],
      "substance_class": "chemical",
      "names": [
        {
          "uuid": "46f77d5f-3782-4b91-ed50-04f8b2f1f4c8",
          "name": "4-(3,5-DIHYDROXYPHENOXY)DIBENZO(B,E)(1,4)DIOXIN-1,3,6,8-TETROL",
          "stdName": "4-(3,5-DIHYDROXYPHENOXY)DIBENZO(B,E)(1,4)DIOXIN-1,3,6,8-TETROL",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "c40e7a7f-6aa9-868c-ec1b-5cf3cea63d30"
          ],
          "display_name": false
        },
        {
          "uuid": "9c9fd0eb-e190-d34e-f716-63a26cc8694d",
          "name": "DIBENZO(B,E)(1,4)DIOXIN-1,3,6,8-TETROL, 4-(3,5-DIHYDROXYPHENOXY)-",
          "stdName": "DIBENZO(B,E)(1,4)DIOXIN-1,3,6,8-TETROL, 4-(3,5-DIHYDROXYPHENOXY)-",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "c40e7a7f-6aa9-868c-ec1b-5cf3cea63d30"
          ],
          "display_name": false
        },
        {
          "uuid": "7f97c18d-d336-4d87-f0aa-f0edf03c6f38",
          "name": "ECKOL",
          "stdName": "ECKOL",
          "type": "of",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "51890ef5-f227-89e3-f514-31419636bf2e"
          ],
          "display_name": true,
          "domains": [
            "cosmetic"
          ],
          "name_orgs": [
            {
              "uuid": "d640f502-b342-4667-8ae2-512d389dc452",
              "name_org": "INCI"
            }
          ]
        }
      ],
      "references": [
        {
          "uuid": "c40e7a7f-6aa9-868c-ec1b-5cf3cea63d30",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        },
        {
          "uuid": "51890ef5-f227-89e3-f514-31419636bf2e",
          "citation": "Lee, Min-Sup, et al. \"Isolation and identification of phlorotannins from Ecklonia stolonifera with antioxidant and hepatoprotective properties in tacrine-treated HepG2 cells.\" Journal of agricultural and food chemistry 60.21 (2012): 5340-5349.",
          "url": "https://pubs.acs.org/doi/abs/10.1021/jf300157w",
          "doc_type": "JA",
          "public_domain": true,
          "tags": [
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "e6c9b22d-fdaa-4101-b487-846f15fd402e",
          "citation": "Li, Yong, et al. \"Chemical components and its antioxidant properties in vitro: an edible marine brown alga, Ecklonia cava.\" Bioorganic & Medicinal Chemistry 17.5 (2009): 1963-1973.",
          "url": "https://www.sciencedirect.com/science/article/pii/S0968089609000613",
          "doc_type": "JA",
          "public_domain": true,
          "tags": [
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "033a2786-532b-f235-308c-915d9634e5c2",
          "citation": "WIKI",
          "doc_type": "WIKI",
          "public_domain": true
        },
        {
          "uuid": "4c628af1-c65c-bac0-e0fd-bfc4a6d6939e",
          "citation": "PUBCHEM",
          "doc_type": "PUBCHEM",
          "public_domain": true
        },
        {
          "uuid": "3f7887c4-df0b-45af-ad5a-a344c6255305",
          "citation": "Li, Yong, et al. \"Chemical components and its antioxidant properties in vitro: an edible marine brown alga, Ecklonia cava.\" Bioorganic & Medicinal Chemistry 17.5 (2009): 1963-1973.",
          "url": "https://www.sciencedirect.com/science/article/pii/S0968089609000613",
          "doc_type": "JA",
          "public_domain": true,
          "tags": [
            "PUBLIC_DOMAIN_RELEASE"
          ]
        }
      ],
      "definition_type": "PRIMARY",
      "moieties": [
        {
          "uuid": "7b0b87a3-0c5a-eaf3-dd30-9e7500224d46",
          "id": "7b0b87a3-0c5a-eaf3-dd30-9e7500224d46",
          "molfile": "\n  Marvin  01132106232D          \n\n 27 30  0  0  0  0            999 V2000\n   18.2419   -3.2665    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   17.4667   -2.9843    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   17.3234   -2.1718    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   16.5482   -1.8897    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   16.4049   -1.0773    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   15.9162   -2.4200    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   16.0594   -3.2324    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   15.4274   -3.7627    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   15.4274   -4.5877    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   16.1419   -5.0002    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   16.8564   -4.5877    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   16.1419   -5.8252    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   15.4274   -6.2378    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   15.4274   -7.0627    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   14.7130   -5.8252    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.9985   -6.2377    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   13.2840   -5.8252    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.5696   -6.2377    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   11.8551   -5.8252    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   11.1407   -6.2377    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   11.8551   -5.0002    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.5696   -4.5877    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.5696   -3.7627    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   13.2840   -5.0002    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.9985   -4.5877    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   14.7130   -5.0002    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   16.8347   -3.5146    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 27  2  2  0  0  0  0\n  4  3  2  0  0  0  0\n  4  5  1  0  0  0  0\n  4  6  1  0  0  0  0\n  7  6  2  0  0  0  0\n  7  8  1  0  0  0  0\n 27  7  1  0  0  0  0\n  9  8  1  0  0  0  0\n 10  9  1  0  0  0  0\n 26  9  2  0  0  0  0\n 11 10  1  0  0  0  0\n 10 12  2  0  0  0  0\n 13 12  1  0  0  0  0\n 13 14  1  0  0  0  0\n 15 13  2  0  0  0  0\n 15 16  1  0  0  0  0\n 15 26  1  0  0  0  0\n 16 17  1  0  0  0  0\n 17 18  1  0  0  0  0\n 17 24  2  0  0  0  0\n 18 19  2  0  0  0  0\n 20 19  1  0  0  0  0\n 21 19  1  0  0  0  0\n 21 22  2  0  0  0  0\n 22 23  1  0  0  0  0\n 24 22  1  0  0  0  0\n 24 25  1  0  0  0  0\n 26 25  1  0  0  0  0\nM  END",
          "smiles": "c1c(cc(cc1O)Oc2c(cc(c3c2Oc4c(cc(cc4O3)O)O)O)O)O",
          "formula": "C18H12O9",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "stereochemistry": "ACHIRAL",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "e4733e4e-6259-4306-9064-b2cd1e35576b"
          },
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": "372.2832",
          "optical_activity": "NONE",
          "stereo_centers": 0
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "51381027-1cbf-4d05-9156-3605d74d5dbb",
      "version": "14",
      "structure": {
        "id": "339de698-05b1-b1d9-7a89-3e7fa4f1d658",
        "molfile": "\n  Marvin  01132102452D          \n\n 27 30  0  0  0  0            999 V2000\n   18.8268   -3.2665    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   18.0516   -2.9843    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   17.9083   -2.1718    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   17.1331   -1.8897    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   16.9898   -1.0773    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   16.5012   -2.4200    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   16.6443   -3.2324    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   16.0124   -3.7627    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   16.0124   -4.5877    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   15.2980   -5.0002    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   15.2980   -5.8252    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   14.5835   -6.2377    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   13.8690   -5.8252    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.8690   -5.0002    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   14.5835   -4.5877    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   13.1546   -4.5877    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.1546   -3.7627    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   12.4401   -5.0002    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.4401   -5.8252    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   11.7257   -6.2377    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   13.1546   -6.2377    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   16.0124   -6.2378    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   16.0124   -7.0627    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   16.7268   -5.8252    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   16.7268   -5.0002    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   17.4413   -4.5877    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   17.4196   -3.5146    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  2  0  0  0  0\n  4  3  1  0  0  0  0\n  4  5  1  0  0  0  0\n  4  6  2  0  0  0  0\n  7  6  1  0  0  0  0\n  7  8  1  0  0  0  0\n  9  8  1  0  0  0  0\n 10  9  2  0  0  0  0\n 11 10  1  0  0  0  0\n 11 12  1  0  0  0  0\n 12 13  1  0  0  0  0\n 13 14  2  0  0  0  0\n 14 15  1  0  0  0  0\n 10 15  1  0  0  0  0\n 14 16  1  0  0  0  0\n 16 17  1  0  0  0  0\n 18 16  2  0  0  0  0\n 18 19  1  0  0  0  0\n 20 19  1  0  0  0  0\n 21 19  2  0  0  0  0\n 13 21  1  0  0  0  0\n 11 22  2  0  0  0  0\n 22 23  1  0  0  0  0\n 22 24  1  0  0  0  0\n 25 24  2  0  0  0  0\n 26 25  1  0  0  0  0\n 25  9  1  0  0  0  0\n 27  7  2  0  0  0  0\n 27  2  1  0  0  0  0\nM  END",
        "smiles": "c1c(cc(cc1O)Oc2c(cc(c3c2Oc4c(cc(cc4O3)O)O)O)O)O",
        "formula": "C18H12O9",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ACHIRAL",
        "defined_stereo": 0,
        "ez_centers": 0,
        "molecular_weight": "372.2832",
        "optical_activity": "NONE",
        "references": [
          "51890ef5-f227-89e3-f514-31419636bf2e"
        ],
        "stereo_centers": 0
      },
      "unii": "4A5E8354UB"
    }
  ]
}