{
  "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": "152a40e0-cfaf-4438-87f5-9fb29e44851b",
          "code": "615-66-7",
          "type": "PRIMARY",
          "url": "https://commonchemistry.cas.org/detail?cas_rn=615-66-7",
          "code_system": "CAS",
          "references": [
            "67fb7c52-89c1-495c-8f77-2f2c45bbb4f5",
            "da0e7066-dce4-4311-8b3b-816da08df025"
          ]
        },
        {
          "uuid": "e8273fbe-64c6-4d0e-9509-b57e349e1d0e",
          "code": "C031833",
          "type": "PRIMARY",
          "url": "http://www.ncbi.nlm.nih.gov/mesh/67031833",
          "code_system": "MESH",
          "references": [
            "67fb7c52-89c1-495c-8f77-2f2c45bbb4f5"
          ]
        },
        {
          "uuid": "a1611091-3930-4e54-9790-b081195d4506",
          "code": "210-441-2",
          "type": "PRIMARY",
          "url": "https://echa.europa.eu/substance-information/-/substanceinfo/100.009.493",
          "code_system": "ECHA (EC/EINECS)",
          "references": [
            "67fb7c52-89c1-495c-8f77-2f2c45bbb4f5"
          ]
        },
        {
          "uuid": "9d9255ab-b598-4e7a-9a5a-e3ac0a595987",
          "code": "11998",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/compound/11998",
          "code_system": "PUBCHEM",
          "references": [
            "67fb7c52-89c1-495c-8f77-2f2c45bbb4f5"
          ]
        },
        {
          "uuid": "948b5741-5d43-9c72-226e-2109d7ebc9ac",
          "code": "4126",
          "type": "PRIMARY",
          "url": "https://pubchem.ncbi.nlm.nih.gov/source/hsdb/4126",
          "code_system": "HSDB",
          "references": [
            "4b4c3d00-a6e9-98b7-ba65-8e3163a8bacd"
          ]
        },
        {
          "uuid": "06f00f91-5c43-5949-a1d3-936544707d72",
          "code": "DTXSID3043944",
          "type": "PRIMARY",
          "url": "https://comptox.epa.gov/dashboard/chemical/details/DTXSID3043944",
          "code_system": "EPA CompTox",
          "references": [
            "24a07b17-87fb-4ffb-8b70-08f56e3a6b63"
          ]
        },
        {
          "uuid": "fcee90af-5981-4240-8c4c-05db8a2b438f",
          "code": "W949BCC82R",
          "type": "PRIMARY",
          "code_system": "FDA UNII"
        },
        {
          "uuid": "cc965c98-e3eb-e12a-9273-fb0608739211",
          "code": "76598",
          "type": "PRIMARY",
          "url": "https://www.ebi.ac.uk/chebi/chebiOntology.do?chebiId=CHEBI:76598",
          "code_system": "CHEBI",
          "references": [
            "24e65515-f55c-71e2-b2fb-619ca5fc6ecb"
          ]
        }
      ],
      "relationships": [
        {
          "uuid": "ad68bce6-d082-4434-a70e-884e3eae83db",
          "type": "SALT/SOLVATE->PARENT",
          "related_substance": {
            "uuid": "51c576e8-16f0-4435-91c2-33dfe397429f",
            "refuuid": "66883976-951b-4218-ba7f-30ecf253e0e9",
            "name": "2-CHLORO-P-PHENYLENEDIAMINE SULFATE",
            "unii": "851056T3RC",
            "linking_id": "851056T3RC",
            "ref_pname": "2-CHLORO-P-PHENYLENEDIAMINE SULFATE",
            "substance_class": "reference"
          }
        }
      ],
      "substance_class": "chemical",
      "names": [
        {
          "uuid": "1133dac0-4cbd-4943-ac6c-708066e6783d",
          "name": "1,4-BENZENEDIAMINE, 2-CHLORO-",
          "stdName": "1,4-BENZENEDIAMINE, 2-CHLORO-",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "c117d0d9-1c6a-470d-92c2-be3dbde3f8d6",
            "30bc5355-855d-452c-bf8c-111965f10417"
          ],
          "display_name": false
        },
        {
          "uuid": "cd63758c-7a6e-4cd9-a8d8-dbe11f204369",
          "name": "1,4-DIAMINO-2-CHLOROBENZENE",
          "stdName": "1,4-DIAMINO-2-CHLOROBENZENE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "c117d0d9-1c6a-470d-92c2-be3dbde3f8d6",
            "30bc5355-855d-452c-bf8c-111965f10417"
          ],
          "display_name": false
        },
        {
          "uuid": "c5bf6179-6fcd-4e67-a287-e2ab7083f676",
          "name": "2,5-DIAMINOCHLOROBENZENE",
          "stdName": "2,5-DIAMINOCHLOROBENZENE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "c117d0d9-1c6a-470d-92c2-be3dbde3f8d6",
            "30bc5355-855d-452c-bf8c-111965f10417"
          ],
          "display_name": false
        },
        {
          "uuid": "39adf371-2006-472e-b194-1a45bdd43254",
          "name": "2-CHLORO-1,4-BENZENEDIAMINE",
          "stdName": "2-CHLORO-1,4-BENZENEDIAMINE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "c117d0d9-1c6a-470d-92c2-be3dbde3f8d6",
            "30bc5355-855d-452c-bf8c-111965f10417"
          ],
          "display_name": false
        },
        {
          "uuid": "852bcfc9-b621-40b5-9b8b-32d9f9b847ed",
          "name": "2-CHLORO-1,4-DIAMINOBENZENE",
          "stdName": "2-CHLORO-1,4-DIAMINOBENZENE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "c117d0d9-1c6a-470d-92c2-be3dbde3f8d6",
            "30bc5355-855d-452c-bf8c-111965f10417"
          ],
          "display_name": false
        },
        {
          "uuid": "07c05abc-0849-46c9-a4b4-4301f2a8e468",
          "name": "2-CHLORO-1,4-PHENYLENEDIAMINE",
          "stdName": "2-CHLORO-1,4-PHENYLENEDIAMINE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "c117d0d9-1c6a-470d-92c2-be3dbde3f8d6",
            "30bc5355-855d-452c-bf8c-111965f10417"
          ],
          "display_name": false
        },
        {
          "uuid": "00b9eb41-8371-4222-b10b-6602aa1ddbe4",
          "name": "2-CHLORO-P-PHENYLENEDIAMINE",
          "stdName": "2-CHLORO-P-PHENYLENEDIAMINE",
          "type": "of",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "2848fe5e-5de6-4b54-a1f1-fcfdf39a7724",
            "c117d0d9-1c6a-470d-92c2-be3dbde3f8d6",
            "672ded5e-de9f-41d2-87e7-55f358522acc",
            "a897dc8c-5e4e-4890-8bd5-d6e35a5d317b",
            "7584667f-17a5-492c-8d0d-71d780085c5c",
            "35d7ef19-b2d9-457d-aecd-16055d03a73b"
          ],
          "display_name": true,
          "domains": [
            "cosmetic"
          ],
          "name_orgs": [
            {
              "uuid": "47020c5a-0fcd-42dd-8bc9-b36e4d403a2a",
              "name_org": "INCI"
            }
          ]
        },
        {
          "uuid": "0f182382-e8c5-49dc-84bf-f6d4b6e99d1c",
          "name": "2-CHLORO-P-PHENYLENEDIAMINE [HSDB]",
          "stdName": "2-CHLORO-P-PHENYLENEDIAMINE [HSDB]",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "c117d0d9-1c6a-470d-92c2-be3dbde3f8d6",
            "a897dc8c-5e4e-4890-8bd5-d6e35a5d317b"
          ],
          "display_name": false
        },
        {
          "uuid": "e8ce1d06-82be-4461-9eda-b3cc27f10716",
          "name": "3-CHLORO-4-AMINOANILINE",
          "stdName": "3-CHLORO-4-AMINOANILINE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "c117d0d9-1c6a-470d-92c2-be3dbde3f8d6",
            "30bc5355-855d-452c-bf8c-111965f10417"
          ],
          "display_name": false
        },
        {
          "uuid": "4a51c584-ad07-4324-b55d-d2d23aa09f0c",
          "name": "4-AMINO-2-CHLOROANILINE",
          "stdName": "4-AMINO-2-CHLOROANILINE",
          "type": "sys",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "c117d0d9-1c6a-470d-92c2-be3dbde3f8d6",
            "30bc5355-855d-452c-bf8c-111965f10417"
          ],
          "display_name": false
        },
        {
          "uuid": "acbfef08-ced2-4b93-9af3-1b7f006febdf",
          "name": "C.I. 76065",
          "stdName": "C.I. 76065",
          "type": "cd",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "c117d0d9-1c6a-470d-92c2-be3dbde3f8d6",
            "30bc5355-855d-452c-bf8c-111965f10417"
          ],
          "display_name": false
        },
        {
          "uuid": "02f510fb-a5e6-49c1-9358-a1ccfc5bef0f",
          "name": "P-PHENYLENEDIAMINE, 2-CHLORO-",
          "stdName": "P-PHENYLENEDIAMINE, 2-CHLORO-",
          "type": "cn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "c117d0d9-1c6a-470d-92c2-be3dbde3f8d6",
            "30bc5355-855d-452c-bf8c-111965f10417"
          ],
          "display_name": false
        },
        {
          "uuid": "4c487337-1d2a-49b1-aaf8-785c410a8bc6",
          "name": "URSOL BROWN O",
          "stdName": "URSOL BROWN O",
          "type": "bn",
          "languages": [
            "en"
          ],
          "preferred": false,
          "references": [
            "c117d0d9-1c6a-470d-92c2-be3dbde3f8d6",
            "30bc5355-855d-452c-bf8c-111965f10417"
          ],
          "display_name": false
        }
      ],
      "references": [
        {
          "uuid": "35d7ef19-b2d9-457d-aecd-16055d03a73b",
          "citation": "PCPC-DB",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE",
            "AUTO_SELECTED"
          ]
        },
        {
          "uuid": "30bc5355-855d-452c-bf8c-111965f10417",
          "citation": "STN",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "c117d0d9-1c6a-470d-92c2-be3dbde3f8d6",
          "citation": "STN (SCIFINDER)",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "2848fe5e-5de6-4b54-a1f1-fcfdf39a7724",
          "citation": "PCPC",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "a897dc8c-5e4e-4890-8bd5-d6e35a5d317b",
          "citation": "HSDB",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "67fb7c52-89c1-495c-8f77-2f2c45bbb4f5",
          "citation": "SRS CODE IMPORT",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493391006000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "216527ed-caa6-4214-9d08-cdf9084b7349",
          "citation": "SRS import [W949BCC82R]",
          "url": "http://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=W949BCC82R",
          "doc_type": "SRS",
          "public_domain": true,
          "document_date": 1493391006000,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "0c9a3dd4-e2c1-4e0f-922c-3a556ef00b16",
          "citation": "CHEMID  2011",
          "doc_type": "SRS",
          "public_domain": true,
          "tags": [
            "NOMEN"
          ]
        },
        {
          "uuid": "7584667f-17a5-492c-8d0d-71d780085c5c",
          "citation": "2-CHLORO-P-PHENYLENEDIAMINE [INCI]",
          "doc_type": "SRS_LOCATOR",
          "public_domain": true
        },
        {
          "uuid": "672ded5e-de9f-41d2-87e7-55f358522acc",
          "citation": "2-CHLORO-P-PHENYLENEDIAMINE [HSDB]",
          "doc_type": "SRS_LOCATOR",
          "public_domain": true
        },
        {
          "uuid": "4b4c3d00-a6e9-98b7-ba65-8e3163a8bacd",
          "citation": "WEBSITE",
          "url": "https://toxnet.nlm.nih.gov/cgi-bin/sis/search2/r?dbs+hsdb:@term+@rn+@rel+615-66-7",
          "doc_type": "WEBSITE",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "24a07b17-87fb-4ffb-8b70-08f56e3a6b63",
          "citation": "WEBSITE",
          "url": "https://comptox.epa.gov/dashboard/dsstoxdb/results?utf8=%E2%9C%93&search=615-66-7",
          "doc_type": "WEBSITE",
          "public_domain": true,
          "tags": [
            "NOMEN",
            "PUBLIC_DOMAIN_RELEASE"
          ]
        },
        {
          "uuid": "24e65515-f55c-71e2-b2fb-619ca5fc6ecb",
          "doc_type": "SYSTEM",
          "public_domain": true
        },
        {
          "uuid": "da0e7066-dce4-4311-8b3b-816da08df025",
          "citation": "STN",
          "doc_type": "STN (SCIFINDER)",
          "public_domain": true
        }
      ],
      "definition_type": "PRIMARY",
      "moieties": [
        {
          "uuid": "0d225c67-e7ca-4385-91e9-e3357e6e46b6",
          "id": "0d225c67-e7ca-4385-91e9-e3357e6e46b6",
          "molfile": "\n  Marvin  01132100552D          \n\n  9  9  0  0  0  0            999 V2000\n    5.5216   -5.8672    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    6.2515   -5.4468    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.2515   -4.6366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.9642   -4.2079    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.6686   -4.6390    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3935   -4.2159    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    7.6686   -5.4468    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3805   -5.8775    0.0000 Cl  0  0  0  0  0  0  0  0  0  0  0  0\n    6.9588   -5.8672    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  9  2  2  0  0  0  0\n  4  3  2  0  0  0  0\n  5  4  1  0  0  0  0\n  5  6  1  0  0  0  0\n  7  5  2  0  0  0  0\n  7  8  1  0  0  0  0\n  7  9  1  0  0  0  0\nM  END",
          "smiles": "c1cc(c(cc1N)Cl)N",
          "formula": "C6H7ClN2",
          "atropisomerism": "No",
          "charge": 0,
          "count": 1,
          "stereochemistry": "ACHIRAL",
          "count_amount": {
            "type": "MOL RATIO",
            "average": 1,
            "units": "MOL RATIO",
            "uuid": "50d251a3-d861-4390-9133-ee1dbec8667a"
          },
          "defined_stereo": 0,
          "ez_centers": 0,
          "molecular_weight": "142.5863",
          "optical_activity": "NONE",
          "stereo_centers": 0
        }
      ],
      "definition_level": "COMPLETE",
      "uuid": "cc8c374c-b28f-41e0-87e9-a911cdff15c5",
      "version": "6",
      "structure": {
        "id": "aead2be7-8bbe-406d-a12e-5f6d6c19cd20",
        "molfile": "\n  Marvin  01132109042D          \n\n  9  9  0  0  0  0            999 V2000\n    7.6686   -5.4468    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    7.6686   -4.6390    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.9642   -4.2079    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.2515   -4.6366    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.2515   -5.4468    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    6.9588   -5.8672    0.0000 C   0  0  0  0  0  0  0  0  0  0  0  0\n    5.5216   -5.8672    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3935   -4.2159    0.0000 N   0  0  0  0  0  0  0  0  0  0  0  0\n    8.3805   -5.8775    0.0000 Cl  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  3  4  1  0  0  0  0\n  5  4  2  0  0  0  0\n  6  5  1  0  0  0  0\n  1  6  2  0  0  0  0\n  5  7  1  0  0  0  0\n  2  8  1  0  0  0  0\n  1  9  1  0  0  0  0\nM  END",
        "smiles": "c1cc(c(cc1N)Cl)N",
        "formula": "C6H7ClN2",
        "atropisomerism": "No",
        "charge": 0,
        "count": 1,
        "stereochemistry": "ACHIRAL",
        "defined_stereo": 0,
        "ez_centers": 0,
        "molecular_weight": "142.5863",
        "optical_activity": "NONE",
        "references": [
          "216527ed-caa6-4214-9d08-cdf9084b7349",
          "0c9a3dd4-e2c1-4e0f-922c-3a556ef00b16"
        ],
        "stereo_centers": 0
      },
      "unii": "W949BCC82R"
    }
  ]
}