{
  "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": "64a5b7d6-ccd9-4111-b5aa-b9c347a38c2d",
          "code": "103-71-9",
          "type": "PRIMARY",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=103-71-9",
          "code_system": "CAS",
          "references": [
            "565f4bc5-3147-4603-a182-152742533a89",
            "4af0cb15-3044-4320-a837-c61994af435d"
          ]
        },
        {
          "uuid": "2c0ec08d-4f3b-44ff-b028-473982f4c4f6",
          "code": "C025319",
          "type": "PRIMARY",
          "url": "http://www.ncbi.nlm.nih.gov/mesh/67025319",
          "code_system": "MESH",
          "references": [
            "565f4bc5-3147-4603-a182-152742533a89"
          ]
        },
        {
          "uuid": "2e9483d9-1f91-43ca-8098-9400bab57666",
          "code": "PHENYLISOCYANATE",
          "type": "PRIMARY",
          "url": "https://en.wikipedia.org/wiki/Phenylisocyanate",
          "code_system": "WIKIPEDIA",
          "references": [
            "565f4bc5-3147-4603-a182-152742533a89"
          ]
        },
        {
          "uuid": "be314366-b66e-47cb-9ca1-f4d8d5d38460",
          "code": "m8677",
          "comments": "Merck Index",
          "type": "PRIMARY",
          "url": "https://merckindex.rsc.org/monographs/m8677?q=authorize",
          "code_system": "MERCK INDEX",
          "references": [
            "565f4bc5-3147-4603-a182-152742533a89"
          ]
        },
        {
          "uuid": "172481f9-b650-400f-a68b-69f28bd95295",
          "code": "203-137-6",
          "type": "PRIMARY",
          "url": "https://echa.europa.eu/substance-information/-/substanceinfo/100.002.852",
          "code_system": "ECHA (EC/EINECS)",
          "references": [
            "565f4bc5-3147-4603-a182-152742533a89"
          ]
        },
        {
          "uuid": "9c27e556-a60a-4c75-8a10-800cbcee8330",
          "code": "7672",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/compound/7672",
          "code_system": "PUBCHEM",
          "references": [
            "565f4bc5-3147-4603-a182-152742533a89"
          ]
        },
        {
          "uuid": "5854bb35-7bb2-39fa-6e78-ee812fed69e8",
          "code": "DTXSID5051521",
          "type": "PRIMARY",
          "url": "https://comptox.epa.gov/dashboard/chemical/details/DTXSID5051521",
          "code_system": "EPA CompTox",
          "references": [
            "b0656c19-455d-6831-0dd6-199c43c58641"
          ]
        },
        {
          "uuid": "d80911d2-a737-568f-1e36-acdff495147e",
          "code": "5356",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/source/hsdb/5356",
          "code_system": "HSDB",
          "references": [
            "a0ef9426-3ff8-20ea-eb57-7f28ee78a441"
          ]
        },
        {
          "uuid": "5abb76ba-a6c4-4e08-9ac2-77a0b50f151f",
          "code": "196GO6BSOH",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        },
        {
          "uuid": "53d00bd8-8575-d32b-01a9-404bbc4cd076",
          "code": "53806",
          "type": "PRIMARY",
          "url": "https://www.ebi.ac.uk/chebi/chebiOntology.do?chebiId=CHEBI:53806",
          "code_system": "CHEBI",
          "references": [
            "afb58cae-9059-f500-e88d-14156a35c9da"
          ]
        },
        {
          "uuid": "50e58b2d-f1ab-2a63-6276-aed012c56588",
          "code": "74454",
          "type": "PRIMARY",
          "url": "https://dtp.cancer.gov/dtpstandard/servlet/dwindex?searchtype=NSC&outputformat=html&searchlist=74454",
          "code_system": "NSC",
          "references": [
            "f4e2cc7d-cd5f-a762-014a-ba4d2ea5b4d6"
          ]
        }
      ],
      "substance_class": "chemical",
      "names": [
        {
          "uuid": "70e66e33-a71e-48a1-8261-714445683996",
          "name": "NSC-74454",
          "stdName": "NSC-74454",
          "type": "cd",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "c7305ab0-eec3-4fef-a063-b7ee9b6aca6f",
            "10ecf739-eb27-4287-b7bc-c0573fe2aaa9"
          ],
          "display_name": false
        },
        {
          "uuid": "c68a8e6b-c081-492b-a4ae-b269ee16b203",
          "name": "PHENYL ISOCYANATE",
          "stdName": "PHENYL ISOCYANATE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "10710d60-a15f-4f0d-a85c-ce5c469bb502",
            "c7305ab0-eec3-4fef-a063-b7ee9b6aca6f",
            "9e07fd1a-f7b3-4b7a-b433-d22772a04070",
            "189e75da-76dc-4402-8396-157e307f5ad5",
            "20e020b9-2339-4799-90a3-f2ebdefc799b",
            "3ad3df76-ea45-44c7-842f-902cc36e6e0c"
          ],
          "display_name": false
        },
        {
          "uuid": "6a41f5a5-daa4-43dd-a24d-cbdd10a5a882",
          "name": "PHENYL ISOCYANATE [HSDB]",
          "stdName": "PHENYL ISOCYANATE [HSDB]",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "c7305ab0-eec3-4fef-a063-b7ee9b6aca6f",
            "189e75da-76dc-4402-8396-157e307f5ad5"
          ],
          "display_name": false
        },
        {
          "uuid": "4ccc3681-fd0a-4309-8ea4-14cdef4ec7c4",
          "name": "PHENYL ISOCYANATE [MI]",
          "stdName": "PHENYL ISOCYANATE [MI]",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "c7305ab0-eec3-4fef-a063-b7ee9b6aca6f",
            "20e020b9-2339-4799-90a3-f2ebdefc799b"
          ],
          "display_name": false
        },
        {
          "uuid": "4e2758f4-cc5c-4b52-b3af-54de76fe3442",
          "name": "PHENYLISOCYANATE",
          "stdName": "PHENYLISOCYANATE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "10710d60-a15f-4f0d-a85c-ce5c469bb502",
            "c7305ab0-eec3-4fef-a063-b7ee9b6aca6f"
          ],
          "display_name": true
        }
      ],
      "references": [
        {
          "uuid": "10710d60-a15f-4f0d-a85c-ce5c469bb502",
          "citation": "MERCK",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE",
            "AUTO_SELECTED"
          ]
        },
        {
          "uuid": "c7305ab0-eec3-4fef-a063-b7ee9b6aca6f",
          "citation": "MERCK INDEX",
          "doc_type": "MERCK INDEX",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "20e020b9-2339-4799-90a3-f2ebdefc799b",
          "citation": "MERCK INDEX",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "189e75da-76dc-4402-8396-157e307f5ad5",
          "citation": "HSDB",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "10ecf739-eb27-4287-b7bc-c0573fe2aaa9",
          "citation": "CHEMID",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "565f4bc5-3147-4603-a182-152742533a89",
          "citation": "SRS CODE IMPORT",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493389728000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "622f5f44-8c78-4a9e-ae45-860c2dae6e0d",
          "citation": "SRS import [196GO6BSOH]",
          "url": "http://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=196GO6BSOH",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493389728000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "9e07fd1a-f7b3-4b7a-b433-d22772a04070",
          "citation": "PHENYL ISOCYANATE [MI]",
          "doc_type": "SRS_LOCATOR",
          "public_domain": true
        },
        {
          "uuid": "3ad3df76-ea45-44c7-842f-902cc36e6e0c",
          "citation": "PHENYL ISOCYANATE [HSDB]",
          "doc_type": "SRS_LOCATOR",
          "public_domain": true
        },
        {
          "uuid": "a0ef9426-3ff8-20ea-eb57-7f28ee78a441",
          "citation": "WEBSITE",
          "url": "https://toxnet.nlm.nih.gov/cgi-bin/sis/search2/r?dbs+hsdb:@term+@rn+@rel+103-71-9",
          "doc_type": "WEBSITE",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "b0656c19-455d-6831-0dd6-199c43c58641",
          "citation": "WEBSITE",
          "url": "https://comptox.epa.gov/dashboard/dsstoxdb/results?utf8=%E2%9C%93&search=103-71-9",
          "doc_type": "WEBSITE",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "4af0cb15-3044-4320-a837-c61994af435d",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        },
        {
          "uuid": "afb58cae-9059-f500-e88d-14156a35c9da",
          "doc_type": "SYSTEM",
          "public_domain": true
        },
        {
          "uuid": "f4e2cc7d-cd5f-a762-014a-ba4d2ea5b4d6",
          "citation": "NCI",
          "doc_type": "NCI DRUG DICTIONARY",
          "public_domain": true
        }
      ],
      "definition_type": "PRIMARY",
      "moieties": [
        {
          "uuid": "dbbd77ef-03ba-4861-85e2-69414693c106",
          "id": "dbbd77ef-03ba-4861-85e2-69414693c106",
          "molfile": "\n  Marvin  01132111242D          \n\n  9  9  0  0  0  0            999 V2000\n    6.2632   -1.8294    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    5.4381   -1.8294    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.6130   -1.8294    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    3.7879   -1.8335    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    3.3795   -2.5420    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    2.5503   -2.5420    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    2.1419   -1.8252    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    2.5586   -1.1168    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    3.3836   -1.1209    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n  1  2  2  0  0  0  0\n  3  2  2  0  0  0  0\n  4  3  1  0  0  0  0\n  5  4  1  0  0  0  0\n  9  4  2  0  0  0  0\n  6  5  2  0  0  0  0\n  6  7  1  0  0  0  0\n  7  8  2  0  0  0  0\n  8  9  1  0  0  0  0\nM  END",
          "smiles": "c1ccc(cc1)N=C=O",
          "formula": "C7H5NO",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "stereochemistry": "ACHIRAL",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "40910c03-dfc5-4646-a00b-acd2e3488048"
          },
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": "119.121",
          "optical_activity": "NONE",
          "stereo_centers": 0
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "e58d24b7-d4d3-48bb-acfa-067c007081ab",
      "version": "7",
      "structure": {
        "id": "b5ea398e-ae14-4477-a630-2974fdbc727f",
        "molfile": "\n  Marvin  01132109252D          \n\n  9  9  0  0  0  0            999 V2000\n    5.4381   -1.8294    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    4.6130   -1.8294    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    6.2632   -1.8294    0.0000 O   0  0  0  0  0  0  0  0  0  0  0  0\n    3.7879   -1.8335    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    3.3836   -1.1209    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    3.3795   -2.5420    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    2.5503   -2.5420    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    2.5586   -1.1168    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    2.1419   -1.8252    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n  2  1  2  0  0  0  0\n  3  1  2  0  0  0  0\n  4  2  1  0  0  0  0\n  5  4  1  0  0  0  0\n  6  4  2  0  0  0  0\n  7  6  1  0  0  0  0\n  8  5  2  0  0  0  0\n  9  8  1  0  0  0  0\n  7  9  2  0  0  0  0\nM  END",
        "smiles": "c1ccc(cc1)N=C=O",
        "formula": "C7H5NO",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ACHIRAL",
        "defined_stereo": 0,
        "ez_centers": 0,
        "molecular_weight": "119.121",
        "optical_activity": "NONE",
        "references": [
          "10710d60-a15f-4f0d-a85c-ce5c469bb502",
          "622f5f44-8c78-4a9e-ae45-860c2dae6e0d"
        ],
        "stereo_centers": 0
      },
      "unii": "196GO6BSOH"
    }
  ]
}