{
  "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": "2a3782c5-9124-43aa-bfa9-2f500b7ce0d9",
          "code": "108-87-2",
          "type": "PRIMARY",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=108-87-2",
          "code_system": "CAS",
          "references": [
            "cd6a892d-9059-4636-a174-b710c70041e3",
            "e5f9445c-7a30-4848-9579-b5a37e334caf"
          ]
        },
        {
          "uuid": "a7c66aaf-a1e9-4fc4-b09c-ffe3a2c42850",
          "code": "C521475",
          "type": "PRIMARY",
          "url": "http://www.ncbi.nlm.nih.gov/mesh/67521475",
          "code_system": "MESH",
          "references": [
            "cd6a892d-9059-4636-a174-b710c70041e3"
          ]
        },
        {
          "uuid": "55b53ddd-bde2-4d74-999e-fc8b7546f7b3",
          "code": "METHYLCYCLOHEXANE",
          "type": "PRIMARY",
          "url": "https://en.wikipedia.org/wiki/Methylcyclohexane",
          "code_system": "WIKIPEDIA",
          "references": [
            "cd6a892d-9059-4636-a174-b710c70041e3"
          ]
        },
        {
          "uuid": "f14a22b5-d525-4969-b336-e36b593564b3",
          "code": "203-624-3",
          "type": "PRIMARY",
          "url": "https://echa.europa.eu/substance-information/-/substanceinfo/100.003.296",
          "code_system": "ECHA (EC/EINECS)",
          "references": [
            "cd6a892d-9059-4636-a174-b710c70041e3"
          ]
        },
        {
          "uuid": "c24b6060-7aa0-448c-ad25-486720723fd8",
          "code": "m7388",
          "comments": "Merck Index",
          "type": "PRIMARY",
          "url": "https://merckindex.rsc.org/monographs/m7388?q=authorize",
          "code_system": "MERCK INDEX",
          "references": [
            "cd6a892d-9059-4636-a174-b710c70041e3"
          ]
        },
        {
          "uuid": "5a7fb038-baa5-48ee-a287-eae31ef31153",
          "code": "7962",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/compound/7962",
          "code_system": "PUBCHEM",
          "references": [
            "cd6a892d-9059-4636-a174-b710c70041e3"
          ]
        },
        {
          "uuid": "8272b006-591b-2a6a-839f-0b830952eddb",
          "code": "98",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/source/hsdb/98",
          "code_system": "HSDB",
          "references": [
            "fee99dd2-eacb-73a1-2661-bee4636c9071"
          ]
        },
        {
          "uuid": "f168092c-1abf-cdab-ee8f-0dea1e876915",
          "code": "DTXSID0047749",
          "type": "PRIMARY",
          "url": "https://comptox.epa.gov/dashboard/chemical/details/DTXSID0047749",
          "code_system": "EPA CompTox",
          "references": [
            "b8fdc457-dac2-be93-29ee-a09cbdaec70a"
          ]
        },
        {
          "uuid": "4c64f0ef-a5a1-45ed-a8c8-8f7cd648212f",
          "code": "H5WXT3SV31",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        },
        {
          "uuid": "a7b487e6-86ac-3543-e3d9-70ec25c1511e",
          "code": "165745",
          "type": "PRIMARY",
          "url": "https://www.ebi.ac.uk/chebi/chebiOntology.do?chebiId=CHEBI:165745",
          "code_system": "CHEBI",
          "references": [
            "80457461-fe18-5f29-cb42-b3f9cb4be6c5"
          ]
        },
        {
          "uuid": "c430fc81-ac54-9612-cf0c-55a4cb46a3c3",
          "code": "1601689",
          "type": "PRIMARY",
          "url": "https://store.usp.org/product/1601689",
          "code_system": "RS_ITEM_NUM",
          "references": [
            "80457461-fe18-5f29-cb42-b3f9cb4be6c5"
          ]
        },
        {
          "uuid": "b0ea18c0-cad1-3cb9-6411-21caf9b12129",
          "code": "9391",
          "type": "PRIMARY",
          "url": "https://dtp.cancer.gov/dtpstandard/servlet/dwindex?searchtype=NSC&outputformat=html&searchlist=9391",
          "code_system": "NSC",
          "references": [
            "f3b8d700-2deb-edb7-9043-17c568339522"
          ]
        }
      ],
      "substance_class": "chemical",
      "names": [
        {
          "uuid": "2d958525-1951-4a6b-965c-299963454a11",
          "name": "CYCLOHEXYLMETHANE",
          "stdName": "CYCLOHEXYLMETHANE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "9c6e3cec-0efd-4cb1-a13a-6f830a430b4c",
            "3478ede0-5e8a-4aa2-b7bd-b3f4f9299584"
          ],
          "display_name": false
        },
        {
          "uuid": "b96727ec-f670-4c83-a7f4-fb5014c1f2e8",
          "name": "HEXAHYDROTOLUENE",
          "stdName": "HEXAHYDROTOLUENE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "9c6e3cec-0efd-4cb1-a13a-6f830a430b4c",
            "3478ede0-5e8a-4aa2-b7bd-b3f4f9299584"
          ],
          "display_name": false
        },
        {
          "uuid": "c6ef6ab6-9aa9-41b9-ae70-f824ac0762c6",
          "name": "METHYLCYCLOHEXANE",
          "stdName": "METHYLCYCLOHEXANE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "17990d1f-ced4-480b-86de-3fcc3a0705ba",
            "2c070c7b-6f54-4e91-a6a7-5b17929849c3",
            "9c6e3cec-0efd-4cb1-a13a-6f830a430b4c",
            "970d4eba-8177-4c49-b179-162cb353af79",
            "92fd3bc2-e51c-47e3-bd79-2de52853e9e9",
            "faf02613-5da2-46a3-8574-08117d037f5f"
          ],
          "display_name": true
        },
        {
          "uuid": "aa899213-1ce2-40a5-9536-acff4a876468",
          "name": "METHYLCYCLOHEXANE [HSDB]",
          "stdName": "METHYLCYCLOHEXANE [HSDB]",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "2c070c7b-6f54-4e91-a6a7-5b17929849c3",
            "9c6e3cec-0efd-4cb1-a13a-6f830a430b4c"
          ],
          "display_name": false
        },
        {
          "uuid": "0a645ada-cb37-4668-af62-95b7f10c7f1c",
          "name": "METHYLCYCLOHEXANE [MI]",
          "stdName": "METHYLCYCLOHEXANE [MI]",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "9c6e3cec-0efd-4cb1-a13a-6f830a430b4c",
            "faf02613-5da2-46a3-8574-08117d037f5f"
          ],
          "display_name": false
        },
        {
          "uuid": "2b70257c-3438-69c9-e3e9-8b8c829d7228",
          "name": "METHYLCYCLOHEXANE [USP-RS]",
          "stdName": "METHYLCYCLOHEXANE [USP-RS]",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "5f4cd792-502e-ddba-7a32-6451ab360a50"
          ],
          "display_name": false
        },
        {
          "uuid": "e3cd132d-f11f-47d0-826a-a3c20ab7b40c",
          "name": "NSC-9391",
          "stdName": "NSC-9391",
          "type": "cd",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "3743cd94-0f8f-49b9-823b-704cb4d1b252",
            "9c6e3cec-0efd-4cb1-a13a-6f830a430b4c"
          ],
          "display_name": false
        }
      ],
      "references": [
        {
          "uuid": "970d4eba-8177-4c49-b179-162cb353af79",
          "citation": "CFSAN",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE",
            "AUTO_SELECTED"
          ]
        },
        {
          "uuid": "faf02613-5da2-46a3-8574-08117d037f5f",
          "citation": "MERCK INDEX",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "9c6e3cec-0efd-4cb1-a13a-6f830a430b4c",
          "citation": "MERCK INDEX",
          "doc_type": "MERCK INDEX",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "3478ede0-5e8a-4aa2-b7bd-b3f4f9299584",
          "citation": "Merck",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "3743cd94-0f8f-49b9-823b-704cb4d1b252",
          "citation": "ChemID",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "2c070c7b-6f54-4e91-a6a7-5b17929849c3",
          "citation": "HSDB",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "cd6a892d-9059-4636-a174-b710c70041e3",
          "citation": "SRS CODE IMPORT",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493391028000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "6850e8d1-233d-4161-a59e-146089086153",
          "citation": "SRS import [H5WXT3SV31]",
          "url": "http://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=H5WXT3SV31",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493391028000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "7730da4d-a46e-4fd2-b75a-fde732f9fda8",
          "citation": "CHEMID  2011",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "92fd3bc2-e51c-47e3-bd79-2de52853e9e9",
          "citation": "METHYLCYCLOHEXANE [MI]",
          "doc_type": "SRS_LOCATOR",
          "public_domain": true
        },
        {
          "uuid": "17990d1f-ced4-480b-86de-3fcc3a0705ba",
          "citation": "METHYLCYCLOHEXANE [HSDB]",
          "doc_type": "SRS_LOCATOR",
          "public_domain": true
        },
        {
          "uuid": "fee99dd2-eacb-73a1-2661-bee4636c9071",
          "citation": "WEBSITE",
          "url": "https://toxnet.nlm.nih.gov/cgi-bin/sis/search2/r?dbs+hsdb:@term+@rn+@rel+108-87-2",
          "doc_type": "WEBSITE",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "b8fdc457-dac2-be93-29ee-a09cbdaec70a",
          "citation": "WEBSITE",
          "url": "https://comptox.epa.gov/dashboard/dsstoxdb/results?utf8=%E2%9C%93&search=108-87-2",
          "doc_type": "WEBSITE",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "5f4cd792-502e-ddba-7a32-6451ab360a50",
          "citation": "USP-RS",
          "doc_type": "USPNF",
          "public_domain": true
        },
        {
          "uuid": "e5f9445c-7a30-4848-9579-b5a37e334caf",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        },
        {
          "uuid": "80457461-fe18-5f29-cb42-b3f9cb4be6c5",
          "doc_type": "SYSTEM",
          "public_domain": true
        },
        {
          "uuid": "f3b8d700-2deb-edb7-9043-17c568339522",
          "citation": "NCI",
          "doc_type": "NCI DRUG DICTIONARY",
          "public_domain": true
        }
      ],
      "definition_type": "PRIMARY",
      "moieties": [
        {
          "uuid": "dd81527d-2c35-4749-918c-c71e46b12fff",
          "id": "dd81527d-2c35-4749-918c-c71e46b12fff",
          "molfile": "\n  Marvin  01132111292D          \n\n  7  7  0  0  0  0            999 V2000\n    5.8944   -5.1528    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.7289   -5.1528    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.1398   -5.8682    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.9618   -5.8682    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3828   -5.1528    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.9618   -4.4375    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.1398   -4.4375    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n  2  1  1  0  0  0  0\n  2  3  1  0  0  0  0\n  2  7  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  7  6  1  0  0  0  0\nM  END",
          "smiles": "CC1CCCCC1",
          "formula": "C7H14",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "stereochemistry": "ACHIRAL",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "6ae33fd4-0cbb-468f-952f-43438651dd13"
          },
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": "98.1863",
          "optical_activity": "NONE",
          "stereo_centers": 0
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "e6a70342-642b-4d11-9dd2-1e741a0ef684",
      "version": "14",
      "structure": {
        "id": "14d07be3-59d5-4189-a56d-bcf38d382560",
        "molfile": "\n  Marvin  01132101172D          \n\n  7  7  0  0  0  0            999 V2000\n    6.7289   -5.1528    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.1398   -5.8682    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.9618   -5.8682    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3828   -5.1528    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.9618   -4.4375    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.1398   -4.4375    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.8944   -5.1528    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  5  4  1  0  0  0  0\n  6  5  1  0  0  0  0\n  1  6  1  0  0  0  0\n  1  7  1  0  0  0  0\nM  END",
        "smiles": "CC1CCCCC1",
        "formula": "C7H14",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ACHIRAL",
        "defined_stereo": 0,
        "ez_centers": 0,
        "molecular_weight": "98.1863",
        "optical_activity": "NONE",
        "references": [
          "7730da4d-a46e-4fd2-b75a-fde732f9fda8",
          "6850e8d1-233d-4161-a59e-146089086153"
        ],
        "stereo_centers": 0
      },
      "unii": "H5WXT3SV31"
    }
  ]
}