{
  "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": [
    {
      "polymer": {
        "uuid": "4a692acc-aa97-4c53-be25-6483d4ee30f5",
        "classification": {
          "uuid": "7913985b-45d7-4daf-bc78-fd8128fce59e"
        },
        "monomers": [
          {
            "uuid": "16ba46f1-e6d1-46b8-bb68-7057ac31522e",
            "amount": {
              "uuid": "b979f214-4547-41fa-97b3-52eec2270cd1",
              "type": "MOL RATIO",
              "average": 67
            },
            "type": "MONOMER",
            "defining": false,
            "monomer_substance": {
              "uuid": "ffdcefe0-4c93-4e38-bb1e-f097ec96539f",
              "refuuid": "fa076cc4-0e8d-4b65-aef5-cf1e95e2659e",
              "name": "PROPYLENE OXIDE",
              "linking_id": "Y4Y7NYD4BK",
              "ref_pname": "PROPYLENE OXIDE",
              "substance_class": "reference",
              "unii": "Y4Y7NYD4BK"
            }
          }
        ],
        "references": [
          "b92e6cd7-a014-4521-b339-5e739f91be64"
        ],
        "display_structure": {
          "id": "079f4396-3a98-4a6f-afc3-d7b6c46b9f91",
          "molfile": "\n   JSDraw210062212392D\n\n 13 12  0  0  0  0              0 V2000\n   29.8706   -5.9084    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   29.8327   -7.4679    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   31.1644   -8.2804    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n   28.4633   -8.2150    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   27.1316   -7.4025    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   25.7621   -8.1496    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   24.4304   -7.3371    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   24.4682   -5.7776    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   23.0611   -8.0841    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   21.7294   -7.2716    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   20.3599   -8.0187    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   20.3221   -9.5782    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   19.0282   -7.2062    0.0000 N   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  2  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  7  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 11 13  1  0  0  0  0\nM  STY  1   1 SRU\nM  SAL   1  4   5   6   7   8\nM  SBL   1  2   4   8\nM  SMT   1 A\nM  SDI   1  4   23.9200   -8.5800   23.9200   -6.7080\nM  SDI   1  4   27.8720   -6.7080   27.8720   -8.5800\nM  END",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "stereochemistry": "MIXED",
          "hash": "ZIFLDIAMYNDDKS_UHFFFAOYSA_N",
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": 190.2835,
          "optical_activity": "UNSPECIFIED",
          "stereo_centers": 3
        },
        "idealized_structure": {
          "id": "81abd565-8241-4332-9a6f-e1f4ea460313",
          "molfile": "\n   JSDraw210062212392D\n\n 13 12  0  0  0  0              0 V2000\n   29.8706   -5.9084    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   29.8327   -7.4679    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   31.1644   -8.2804    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n   28.4633   -8.2150    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   27.1316   -7.4025    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   25.7621   -8.1496    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   24.4304   -7.3371    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   24.4682   -5.7776    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   23.0611   -8.0841    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n   21.7294   -7.2716    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   20.3599   -8.0187    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   20.3221   -9.5782    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n   19.0282   -7.2062    0.0000 N   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  2  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  7  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 11 13  1  0  0  0  0\nM  STY  1   1 SRU\nM  SAL   1  4   5   6   7   8\nM  SBL   1  2   4   8\nM  SMT   1 A\nM  SDI   1  4   23.9200   -8.5800   23.9200   -6.7080\nM  SDI   1  4   27.8720   -6.7080   27.8720   -8.5800\nM  END",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "stereochemistry": "MIXED",
          "references": [],
          "hash": "ZIFLDIAMYNDDKS_UHFFFAOYSA_N",
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": 190.2835,
          "optical_activity": "UNSPECIFIED",
          "stereo_centers": 3
        }
      },
      "codes": [
        {
          "uuid": "584a7540-b803-406d-870e-d742df1765cc",
          "code": "6G45EWX65D",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        },
        {
          "uuid": "620e7f74-79e9-4725-a1d3-4e5447c62165",
          "code": "9046-10-0",
          "type": "GENERIC (FAMILY)",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=9046-10-0",
          "code_system": "CAS",
          "references": [
            "eed15fca-1d17-4200-8167-5c5f43a896d8"
          ]
        }
      ],
      "substance_class": "polymer",
      "notes": [
        {
          "note": "This is an incomplete polymer record. A more detailed definition may be available soon.",
          "references": [],
          "uuid": null
        }
      ],
      "references": [
        {
          "uuid": "eed15fca-1d17-4200-8167-5c5f43a896d8",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        },
        {
          "uuid": "7cfadf4a-f9b1-487a-96df-ed5401f3db13",
          "citation": "FDA_SRS",
          "doc_type": "SRS",
          "public_domain": true
        },
        {
          "uuid": "b92e6cd7-a014-4521-b339-5e739f91be64",
          "citation": "406694",
          "url": "https://www.sigmaaldrich.com/US/en/product/aldrich/406694",
          "doc_type": "SIGMA-ALDRICH",
          "public_domain": true,
          "tags": [
            "PUBLIC_DOMAIN_RELEASE"
          ]
        }
      ],
      "definition_type": "PRIMARY",
      "definition_level": "INCOMPLETE",
      "uuid": "97b9744a-0cc6-4562-a407-b1f896774295",
      "version": "3",
      "unii": "6G45EWX65D",
      "names": [
        {
          "uuid": "098776db-4c83-42c2-90c1-33ebcc68c0d7",
          "name": "2-Aminopropyl-terminated polypropylene glycol (4000 MW)",
          "stdName": "2-AMINOPROPYL-TERMINATED POLYPROPYLENE GLYCOL (4000 MW)",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
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        },
        {
          "uuid": "102e99d1-9bf6-4b22-bf21-cb969f9a2f3a",
          "name": "Poly(propylene glycol) bis(2-aminopropyl ether) (4000 MW)",
          "stdName": "POLY(PROPYLENE GLYCOL) BIS(2-AMINOPROPYL ETHER) (4000 MW)",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
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          ],
          "display_name": false
        },
        {
          "uuid": "adf0c46b-b872-4f45-972f-7b0ba86f81f9",
          "name": "Poly[oxy(methyl-1,2-ethanediyl)], α-(2-aminomethylethyl)-ω-(2-aminomethylethoxy)- (4000 MW)",
          "stdName": "POLY(OXY(METHYL-1,2-ETHANEDIYL)), .ALPHA.-(2-AMINOMETHYLETHYL)-.OMEGA.-(2-AMINOMETHYLETHOXY)- (4000 MW)",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "7cfadf4a-f9b1-487a-96df-ed5401f3db13"
          ],
          "display_name": false
        },
        {
          "uuid": "b638392e-ec2e-4043-9c08-a82b30203618",
          "name": "Polypropylene glycol diamine (4000 MW)",
          "stdName": "POLYPROPYLENE GLYCOL DIAMINE (4000 MW)",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "7cfadf4a-f9b1-487a-96df-ed5401f3db13"
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          "display_name": false
        }
      ],
      "properties": [
        {
          "uuid": "5a136964-670d-4ddf-8777-3d374bf10b6b",
          "name": "MOL_WEIGHT:NUMBER AVERAGE",
          "value": {
            "uuid": "18b0901d-1e82-4078-88d8-830b33dc08a0",
            "average": 4000,
            "units": "DALTONS"
          },
          "defining": false,
          "property_type": "CHEMICAL",
          "references": [
            "b92e6cd7-a014-4521-b339-5e739f91be64"
          ]
        }
      ],
      "modifications": {
        "uuid": "e9014c22-bce9-4399-a4a5-62413211d0d1"
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    }
  ]
}