{
  "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": [
    {
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          "polymer_geometry": "LINEAR"
        },
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              "average": 5
            },
            "type": "MONOMER",
            "defining": false,
            "monomer_substance": {
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              "refuuid": "5753e233-3266-499e-9c8f-1024eb5452dd",
              "name": "ETHYLENE OXIDE",
              "linking_id": "JJH7GNN18P",
              "ref_pname": "ETHYLENE OXIDE",
              "substance_class": "reference",
              "unii": "JJH7GNN18P"
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          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "hash": "XSYBXRJWJJWBML_UHFFFAOYSA_N",
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": 286.4938,
          "optical_activity": "NONE",
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          "molfile": "\n  Marvin  01132104492D          \n\n 20 19  0  0  0  0            999 V2000\n    7.9383   -9.4151    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.6434   -9.8434    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    9.3668   -9.4469    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.0720   -9.8751    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   10.7954   -9.4787    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   11.5005   -9.9069    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.2240   -9.5105    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   12.9292   -9.9387    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   13.6526   -9.5422    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   14.3577   -9.9705    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   15.0812   -9.5739    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   15.7863  -10.0022    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   16.5098   -9.6057    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   17.2150  -10.0340    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   17.9384   -9.6375    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   18.6434  -10.0657    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   19.3669   -9.6692    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   19.3853   -8.8444    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   20.0904   -9.2726    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   20.0722  -10.0975    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  5  6  1  0  0  0  0\n  6  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 10 11  1  0  0  0  0\n 11 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 15 16  1  0  0  0  0\n 16 17  1  0  0  0  0\n 17 18  1  0  0  0  0\n 17 19  1  0  0  0  0\n 17 20  1  0  0  0  0\nM  STY  1   1 SRU\nM  SCN  1   1 HT \nM  SAL   1  3  13  14  15\nM  SDI   1  4   16.0898  -10.4540   16.0898   -9.1857\nM  SDI   1  4   18.3584   -9.1857   18.3584  -10.4540\nM  END",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "references": [],
          "hash": "XSYBXRJWJJWBML_UHFFFAOYSA_N",
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        {
          "uuid": "76732ffe-91c1-46ad-a055-d554412fae61",
          "code": "XM2HL29929",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        }
      ],
      "substance_class": "polymer",
      "notes": [
        {
          "note": "This is an incomplete polymer record. A more detailed definition may be available soon.",
          "references": [],
          "uuid": null
        }
      ],
      "references": [
        {
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            "PUBLIC_DOMAIN_RELEASE",
            "AUTO_SELECTED"
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          "citation": "PERSONAL CARE PRODUCTS COUNCIL",
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            "NOMEN"
          ]
        },
        {
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          "citation": "SRS import [XM2HL29929]",
          "url": "http://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=XM2HL29929",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493391528000,
          "tags": [
            "NOMEN"
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        },
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          "uuid": "ad41bf82-687d-4dea-9bb0-77ecbec60278",
          "citation": "LAURETH-5 BUTYL ETHER [INCI]",
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          "public_domain": true
        }
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      "definition_type": "PRIMARY",
      "definition_level": "INCOMPLETE",
      "uuid": "9b700222-f7ab-4846-a119-0964616c3ad6",
      "version": "3",
      "unii": "XM2HL29929",
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          "stdName": "LAURETH-5 BUTYL ETHER",
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          ],
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          "domains": [
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        },
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          "name": "MARLOX B 24/50",
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        {
          "uuid": "2490b3ba-abd8-4273-a01b-a2710190dfc0",
          "name": "PEG-5 LAURYL T-BUTYL ETHER",
          "stdName": "PEG-5 LAURYL T-BUTYL ETHER",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
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          "name": "MOL_WEIGHT:CALCULATED",
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            "type": "CALCULATED",
            "average": 463,
            "units": "Da"
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          "defining": false,
          "property_type": "CHEMICAL"
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      "modifications": {
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}