{ "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": "2fd33e62-d78e-4846-88a8-146ab468627c", "code": "71832-85-4", "type": "PRIMARY", "url": "https://commonchemistry.cas.org/detail?cas_rn=71832-85-4", "code_system": "CAS", "references": [ "03f609e2-027a-4210-8074-3e00e323a5d2", "567d377d-840b-4c27-9007-ba4bf1110e66" ] }, { "uuid": "ada915f3-3285-4077-b256-15843392167d", "code": "276-057-2", "type": "PRIMARY", "url": "https://echa.europa.eu/substance-information/-/substanceinfo/100.069.122", "code_system": "ECHA (EC/EINECS)", "references": [ "03f609e2-027a-4210-8074-3e00e323a5d2" ] }, { "uuid": "56b3224d-cfc1-44f8-b7ec-e2653239d32b", "code": "YOC53AXA3Q", "type": "PRIMARY", "code_system": "FDA UNII" }, { "uuid": "3a6360b7-6497-2af5-c277-7d44363225c1", "code": "DTXSID60891037", "type": "PRIMARY", "url": "https://comptox.epa.gov/dashboard/chemical/details/DTXSID60891037", "code_system": "EPA CompTox", "references": [ "3dafe82e-eb44-fda5-58a6-d7a5cc658673" ] } ], "substance_class": "chemical", "names": [ { "uuid": "4cf05ff0-5134-400c-bc95-24f37c786c30", "name": "BENZENESULFONIC ACID, 4-(2-(1-(((2-CHLOROPHENYL)AMINO)CARBONYL)-2-OXOPROPYL)DIAZENYL)-3-NITRO-, CALCIUM SALT (2:1)", "stdName": "BENZENESULFONIC ACID, 4-(2-(1-(((2-CHLOROPHENYL)AMINO)CARBONYL)-2-OXOPROPYL)DIAZENYL)-3-NITRO-, CALCIUM SALT (2:1)", "type": "cn", "languages": [ "en" ], "preferred": false, "references": [ "38283f44-7fe0-4ca4-8dfb-bd77498bddd3", "719542ab-7f6f-49fb-a6f5-667c8ed85d26" ], "display_name": false }, { "uuid": "368bac87-3760-4225-951b-152da4b7a075", "name": "C.I. 13960", "stdName": "C.I. 13960", "type": "cd", "languages": [ "en" ], "preferred": false, "references": [ "ae668817-17c5-424e-9d02-862e42a90f3c", "719542ab-7f6f-49fb-a6f5-667c8ed85d26" ], "display_name": false }, { "uuid": "e955e172-a49d-40b9-979b-db6e4b48ca13", "name": "C.I. PIGMENT YELLOW 168", "stdName": "C.I. PIGMENT YELLOW 168", "type": "cn", "languages": [ "en" ], "preferred": false, "references": [ "ae668817-17c5-424e-9d02-862e42a90f3c", "719542ab-7f6f-49fb-a6f5-667c8ed85d26" ], "display_name": false }, { "uuid": "1ceb12be-3a70-4c01-8b10-d654506590ef", "name": "C.I. PIGMENT YELLOW 68", "stdName": "C.I. PIGMENT YELLOW 68", "type": "cn", "languages": [ "en" ], "preferred": false, "references": [ "ae668817-17c5-424e-9d02-862e42a90f3c", "719542ab-7f6f-49fb-a6f5-667c8ed85d26" ], "display_name": false }, { "uuid": "6e6fa2c3-2166-4eaa-89b1-222897a8b2d1", "name": "CI 13960", "stdName": "CI 13960", "type": "cd", "languages": [ "en" ], "preferred": false, "references": [ "ea9284ab-46e5-4424-88b4-179967911bb3", "719542ab-7f6f-49fb-a6f5-667c8ed85d26" ], "display_name": false }, { "uuid": "a5decc58-4563-4a82-9d91-bb9728b9580b", "name": "PIGMENT YELLOW 168", "stdName": "PIGMENT YELLOW 168", "type": "cn", "languages": [ "en" ], "preferred": false, "references": [ "ea9284ab-46e5-4424-88b4-179967911bb3", "719542ab-7f6f-49fb-a6f5-667c8ed85d26" ], "display_name": true }, { "uuid": "f2b27f9d-91e0-4b8f-be9e-e4ffc32a88d4", "name": "PY 168", "stdName": "PY 168", "type": "cn", "languages": [ "en" ], "preferred": false, "references": [ "ae668817-17c5-424e-9d02-862e42a90f3c", "719542ab-7f6f-49fb-a6f5-667c8ed85d26" ], "display_name": false } ], "references": [ { "uuid": "38283f44-7fe0-4ca4-8dfb-bd77498bddd3", "citation": "CHEMID", "doc_type": "SRS", "public_domain": true, "tags": [ "NOMEN", "PUBLIC_DOMAIN_RELEASE", "AUTO_SELECTED" ] }, { "uuid": "719542ab-7f6f-49fb-a6f5-667c8ed85d26", "citation": "CHEMID", "doc_type": "CHEMID", "public_domain": true, "tags": [ "NOMEN" ] }, { "uuid": "ea9284ab-46e5-4424-88b4-179967911bb3", "citation": "FDA_SRS", "doc_type": "SRS", "public_domain": true, "tags": [ "NOMEN" ] }, { "uuid": "ae668817-17c5-424e-9d02-862e42a90f3c", "citation": "STN", "doc_type": "SRS", "public_domain": true, "tags": [ "NOMEN" ] }, { "uuid": "03f609e2-027a-4210-8074-3e00e323a5d2", "citation": "SRS CODE IMPORT", "doc_type": "SRS", "public_domain": true, "document_date": 1493393004000, "tags": [ "NOMEN" ] }, { "uuid": "5f31486e-3d01-4f71-a61e-40d195650266", "citation": "SRS import [YOC53AXA3Q]", "url": "http://fdasis.nlm.nih.gov/srs/srsdirect.jsp?regno=YOC53AXA3Q", "doc_type": "SRS", "public_domain": true, "document_date": 1493393004000, "tags": [ "NOMEN" ] }, { "uuid": "da877cdf-95fe-4ed7-88ed-ce3e47e1fd3b", "citation": "CHEMID RECORD 71832-85-4", "doc_type": "SRS", "public_domain": true, "tags": [ "NOMEN" ] }, { "uuid": "567d377d-840b-4c27-9007-ba4bf1110e66", "citation": "STN", "doc_type": "STN (SCIFINDER)", "public_domain": true }, { "uuid": "3dafe82e-eb44-fda5-58a6-d7a5cc658673", "citation": "EPA CompTox", "doc_type": "EPA", "public_domain": true } ], "definition_type": "PRIMARY", "moieties": [ { "uuid": "cad407f7-898f-4db1-b672-a3fc86a52f32", "id": "cad407f7-898f-4db1-b672-a3fc86a52f32", "molfile": "\n Marvin 01132110282D \n\n 1 0 0 0 0 0 999 V2000\n 11.6730 -5.2907 0.0000 Ca 0 2 0 0 0 0 0 0 0 0 0 0\nM CHG 1 1 2\nM END", "smiles": "[Ca+2]", "formula": "Ca", "atropisomerism": "No", "charge": 2, "count": 1, "stereochemistry": "ACHIRAL", "count_amount": { "type": "MOL RATIO", "average": 1, "units": "MOL RATIO", "uuid": "470149cd-346e-4af8-9755-eae507dc0c22" }, "defined_stereo": 0, "ez_centers": 0, "molecular_weight": "40.078", "optical_activity": "NONE", "stereo_centers": 0 }, { "uuid": "79400276-7a32-4656-8339-73359a91bf12", "id": "79400276-7a32-4656-8339-73359a91bf12", "molfile": "\n Marvin 01132106182D \n\n 29 30 0 0 0 0 999 V2000\n 6.5765 -2.7997 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 5.8620 -3.2121 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 5.1475 -2.7997 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0\n 5.8620 -4.0371 0.0000 C 0 0 0 0 0 0 0 0 0 3 0 0\n 5.1475 -4.4497 0.0000 N 0 0 0 0 0 0 0 0 0 0 0 0\n 4.4331 -4.0371 0.0000 N 0 0 0 0 0 0 0 0 0 0 0 0\n 3.7186 -4.4497 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 3.7186 -5.2747 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 3.0041 -5.6871 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 2.2897 -5.2747 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 2.2897 -4.4497 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 3.0041 -4.0371 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 3.0041 -3.2121 0.0000 N 0 3 0 0 0 0 0 0 0 0 0 0\n 2.2897 -2.7997 0.0000 O 0 5 0 0 0 0 0 0 0 0 0 0\n 3.7186 -2.7997 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0\n 1.5752 -5.6871 0.0000 S 0 0 0 0 0 0 0 0 0 0 0 0\n 1.1627 -4.9727 0.0000 O 0 5 0 0 0 0 0 0 0 0 0 0\n 0.8607 -6.0997 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0\n 1.9877 -6.4016 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0\n 6.5765 -4.4497 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 7.2910 -4.0371 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0\n 6.5765 -5.2747 0.0000 N 0 0 0 0 0 0 0 0 0 0 0 0\n 7.2910 -5.6871 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 7.2910 -6.5121 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 8.0055 -6.9247 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 8.7200 -6.5121 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 8.7200 -5.6871 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 8.0055 -5.2747 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 8.0055 -4.4497 0.0000 Cl 0 0 0 0 0 0 0 0 0 0 0 0\n 2 1 1 0 0 0 0\n 2 3 2 0 0 0 0\n 4 2 1 0 0 0 0\n 5 4 1 0 0 0 0\n 4 20 1 0 0 0 0\n 6 5 2 0 0 0 0\n 6 7 1 0 0 0 0\n 7 8 1 0 0 0 0\n 7 12 2 0 0 0 0\n 8 9 2 0 0 0 0\n 9 10 1 0 0 0 0\n 11 10 2 0 0 0 0\n 10 16 1 0 0 0 0\n 12 11 1 0 0 0 0\n 12 13 1 0 0 0 0\n 13 14 1 0 0 0 0\n 13 15 2 0 0 0 0\n 16 17 1 0 0 0 0\n 16 18 2 0 0 0 0\n 16 19 2 0 0 0 0\n 20 21 2 0 0 0 0\n 20 22 1 0 0 0 0\n 22 23 1 0 0 0 0\n 23 24 1 0 0 0 0\n 23 28 2 0 0 0 0\n 24 25 2 0 0 0 0\n 25 26 1 0 0 0 0\n 27 26 2 0 0 0 0\n 28 27 1 0 0 0 0\n 28 29 1 0 0 0 0\nM CHG 3 13 1 14 -1 17 -1\nM END", "smiles": "CC(=O)C(C(=O)Nc1ccccc1Cl)/N=N/c2ccc(cc2[N+](=O)[O-])S(=O)(=O)[O-]", "formula": "C16H12ClN4O7S", "atropisomerism": "No", "charge": -1, "count": 2, "stereochemistry": "RACEMIC", "count_amount": { "type": "MOL RATIO", "average": 2, "units": "MOL RATIO", "uuid": "730523d6-a07e-4c92-b533-f126daaa5373" }, "defined_stereo": 0, "ez_centers": 1, "molecular_weight": "439.8087", "optical_activity": "( + / - )", "stereo_centers": 1 } ], "definition_level": "COMPLETE", "uuid": "f81853dd-3648-4e33-a2d9-cc62516aa7dc", "version": "5", "structure": { "id": "bfecc79b-9779-417b-b218-5c5827da8759", "molfile": "\n Marvin 01132109552D \n\n 59 60 0 0 0 0 999 V2000\n 11.6730 -5.2907 0.0000 Ca 0 2 0 0 0 0 0 0 0 0 0 0\n 4.4331 -4.0371 0.0000 N 0 0 0 0 0 0 0 0 0 0 0 0\n 5.1475 -4.4497 0.0000 N 0 0 0 0 0 0 0 0 0 0 0 0\n 5.8620 -4.0371 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 6.5765 -4.4497 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 6.5765 -5.2747 0.0000 N 0 0 0 0 0 0 0 0 0 0 0 0\n 7.2910 -5.6871 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 8.0055 -5.2747 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 8.0055 -4.4497 0.0000 Cl 0 0 0 0 0 0 0 0 0 0 0 0\n 8.7200 -5.6871 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 8.7200 -6.5121 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 8.0055 -6.9247 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 7.2910 -6.5121 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 7.2910 -4.0371 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0\n 5.8620 -3.2121 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 6.5765 -2.7997 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 5.1475 -2.7997 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0\n 3.7186 -4.4497 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 3.0041 -4.0371 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 3.0041 -3.2121 0.0000 N 0 3 0 0 0 0 0 0 0 0 0 0\n 2.2897 -2.7997 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0\n 3.7186 -2.7997 0.0000 O 0 5 0 0 0 0 0 0 0 0 0 0\n 2.2897 -4.4497 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 2.2897 -5.2747 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 3.0041 -5.6871 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 3.7186 -5.2747 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 1.5752 -5.6871 0.0000 S 0 0 0 0 0 0 0 0 0 0 0 0\n 0.8607 -6.0997 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0\n 1.9877 -6.4016 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0\n 1.1627 -4.9727 0.0000 O 0 5 0 0 0 0 0 0 0 0 0 0\n 4.4331 -4.0371 0.0000 N 0 0 0 0 0 0 0 0 0 0 0 0\n 5.1475 -4.4497 0.0000 N 0 0 0 0 0 0 0 0 0 0 0 0\n 5.8620 -4.0371 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 6.5765 -4.4497 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 6.5765 -5.2747 0.0000 N 0 0 0 0 0 0 0 0 0 0 0 0\n 7.2910 -5.6871 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 8.0055 -5.2747 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 8.0055 -4.4497 0.0000 Cl 0 0 0 0 0 0 0 0 0 0 0 0\n 8.7200 -5.6871 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 8.7200 -6.5121 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 8.0055 -6.9247 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 7.2910 -6.5121 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 7.2910 -4.0371 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0\n 5.8620 -3.2121 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 6.5765 -2.7997 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 5.1475 -2.7997 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0\n 3.7186 -4.4497 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 3.0041 -4.0371 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 3.0041 -3.2121 0.0000 N 0 3 0 0 0 0 0 0 0 0 0 0\n 2.2897 -2.7997 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0\n 3.7186 -2.7997 0.0000 O 0 5 0 0 0 0 0 0 0 0 0 0\n 2.2897 -4.4497 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 2.2897 -5.2747 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 3.0041 -5.6871 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 3.7186 -5.2747 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 1.5752 -5.6871 0.0000 S 0 0 0 0 0 0 0 0 0 0 0 0\n 0.8607 -6.0997 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0\n 1.9877 -6.4016 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0\n 1.1627 -4.9727 0.0000 O 0 5 0 0 0 0 0 0 0 0 0 0\n 2 3 2 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 2 0 0 0 0\n 8 9 1 0 0 0 0\n 8 10 1 0 0 0 0\n 10 11 2 0 0 0 0\n 12 11 1 0 0 0 0\n 7 13 1 0 0 0 0\n 13 12 2 0 0 0 0\n 5 14 2 0 0 0 0\n 4 15 1 0 0 0 0\n 15 16 1 0 0 0 0\n 15 17 2 0 0 0 0\n 2 18 1 0 0 0 0\n 18 19 2 0 0 0 0\n 19 20 1 0 0 0 0\n 20 21 2 0 0 0 0\n 20 22 1 0 0 0 0\n 19 23 1 0 0 0 0\n 23 24 2 0 0 0 0\n 25 24 1 0 0 0 0\n 18 26 1 0 0 0 0\n 26 25 2 0 0 0 0\n 24 27 1 0 0 0 0\n 27 28 2 0 0 0 0\n 27 29 2 0 0 0 0\n 27 30 1 0 0 0 0\n 31 32 2 0 0 0 0\n 31 47 1 0 0 0 0\n 32 33 1 0 0 0 0\n 33 34 1 0 0 0 0\n 33 44 1 0 0 0 0\n 34 35 1 0 0 0 0\n 34 43 2 0 0 0 0\n 35 36 1 0 0 0 0\n 36 37 2 0 0 0 0\n 36 42 1 0 0 0 0\n 37 38 1 0 0 0 0\n 37 39 1 0 0 0 0\n 39 40 2 0 0 0 0\n 41 40 1 0 0 0 0\n 42 41 2 0 0 0 0\n 44 45 1 0 0 0 0\n 44 46 2 0 0 0 0\n 47 48 2 0 0 0 0\n 47 55 1 0 0 0 0\n 48 49 1 0 0 0 0\n 48 52 1 0 0 0 0\n 49 50 2 0 0 0 0\n 49 51 1 0 0 0 0\n 52 53 2 0 0 0 0\n 54 53 1 0 0 0 0\n 53 56 1 0 0 0 0\n 55 54 2 0 0 0 0\n 56 57 2 0 0 0 0\n 56 58 2 0 0 0 0\n 56 59 1 0 0 0 0\nM CHG 7 1 2 20 1 22 -1 30 -1 49 1 51 -1 59 -1\nM STY 1 1 MUL\nM SCN 1 1 HT \nM SAL 1 15 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16\nM SAL 1 15 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31\nM SAL 1 15 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46\nM SAL 1 13 47 48 49 50 51 52 53 54 55 56 57 58 59\nM SPA 1 15 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16\nM SPA 1 14 17 18 19 20 21 22 23 24 25 26 27 28 29 30\nM SDI 1 4 0.4407 -7.3447 0.4407 -2.3797\nM SDI 1 4 9.1400 -2.3797 9.1400 -7.3447\nM SMT 1 2\nM END", "smiles": "CC(=O)C(C(=O)Nc1ccccc1Cl)/N=N/c2ccc(cc2[N+](=O)[O-])S(=O)(=O)[O-].CC(=O)C(C(=O)Nc1ccccc1Cl)/N=N/c2ccc(cc2[N+](=O)[O-])S(=O)(=O)[O-].[Ca+2]", "formula": "2C16H12ClN4O7S.Ca", "atropisomerism": "No", "charge": 0, "count": 1, "stereochemistry": "RACEMIC", "defined_stereo": 0, "ez_centers": 2, "molecular_weight": "919.6955", "optical_activity": "( + / - )", "references": [ "5f31486e-3d01-4f71-a61e-40d195650266", "da877cdf-95fe-4ed7-88ed-ce3e47e1fd3b" ], "stereo_centers": 2 }, "unii": "YOC53AXA3Q" } ] }