{ "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": "c02eca9d-5d5d-47ae-9286-ad9195f1ce49", "code": "854750-33-7", "type": "PRIMARY", "url": "https://commonchemistry.cas.org/detail?cas_rn=854750-33-7", "code_system": "CAS", "references": [ "7eef596f-d71d-4b29-b4e6-590ad43f4a9c", "2626ea0f-7c4c-43a9-ac5a-b1e8189b696b" ] }, { "uuid": "0ef22f9b-6969-82ee-e9ff-fe65ff41b40c", "code": "54255856", "type": "PRIMARY", "url": "https://pubchem.ncbi.nlm.nih.gov/compound/54255856", "code_system": "PUBCHEM", "references": [ "514bdfee-de72-c1ed-887e-2e6e26b598ff" ] }, { "uuid": "cb20ea83-3f5e-444e-be16-1bf3a88dde3e", "code": "P6VBV68WPV", "type": "PRIMARY", "code_system": "FDA UNII" } ], "substance_class": "chemical", "names": [ { "uuid": "1505f72e-af1a-4d62-9890-7d3b8e36fc7d", "name": "(2S)-2-AMINO-3-(4-(2-FLUOROETHOXY)PHENYL)PROPANOIC ACID", "stdName": "(2S)-2-AMINO-3-(4-(2-FLUOROETHOXY)PHENYL)PROPANOIC ACID", "type": "sys", "languages": [ "en" ], "preferred": false, "references": [ "da0d3084-f3b0-4bfd-b369-bde4db8b5c1b" ], "display_name": false }, { "uuid": "22e64d09-4975-4e21-888f-ccb097b35a96", "name": "(S)-2-AMINO-3-(4-(2-FLUOROETHOXY)PHENYL)PROPANOIC ACID", "stdName": "(S)-2-AMINO-3-(4-(2-FLUOROETHOXY)PHENYL)PROPANOIC ACID", "type": "sys", "languages": [ "en" ], "preferred": false, "references": [ "60e47e8b-4c39-48a7-b9b5-379660752159" ], "display_name": false }, { "uuid": "cae768e7-9367-4421-b5d3-d3f5d0fcc79b", "name": "FET", "stdName": "FET", "type": "cn", "languages": [ "en" ], "preferred": false, "references": [ "da0d3084-f3b0-4bfd-b369-bde4db8b5c1b" ], "display_name": false }, { "uuid": "dcf448c8-9fb1-4635-ae08-5688ec2294cf", "name": "J2.897.307A", "stdName": "J2.897.307A", "type": "cd", "languages": [ "en" ], "preferred": false, "references": [ "da275124-4327-40a5-990e-89ce3dfdf325" ], "display_name": false }, { "uuid": "d2bb27f5-0618-4993-93e2-35b9c2cf810f", "name": "L-TYROSINE, O-(2-FLUOROETHYL)-", "stdName": "L-TYROSINE, O-(2-FLUOROETHYL)-", "type": "sys", "languages": [ "en" ], "preferred": false, "references": [ "dce87c5f-2edb-4a70-bd1a-cbf67fa063c2" ], "display_name": false }, { "uuid": "b89f4d7d-4614-46e1-a689-ae267079bed3", "name": "O-(2-FLUOROETHYL)TYROSINE", "stdName": "O-(2-FLUOROETHYL)TYROSINE", "type": "sys", "languages": [ "en" ], "preferred": false, "references": [ "da275124-4327-40a5-990e-89ce3dfdf325" ], "display_name": true } ], "references": [ { "uuid": "da0d3084-f3b0-4bfd-b369-bde4db8b5c1b", "citation": "FDA_SRS", "doc_type": "SRS", "public_domain": true, "tags": [ "NOMEN", "PUBLIC_DOMAIN_RELEASE", "AUTO_SELECTED" ] }, { "uuid": "dce87c5f-2edb-4a70-bd1a-cbf67fa063c2", "citation": "SciFinder", "doc_type": "SRS", "public_domain": true, "tags": [ "NOMEN" ] }, { "uuid": "da275124-4327-40a5-990e-89ce3dfdf325", "citation": "http://jglobal.jst.go.jp/en/detail?JGLOBAL_ID=201107057112638830&q=J2.897.307A&t=7", "url": "http://jglobal.jst.go.jp/en/detail?JGLOBAL_ID=201107057112638830&q=J2.897.307A&t=7", "doc_type": "SRS", "public_domain": true, "tags": [ "NOMEN" ] }, { "uuid": "60e47e8b-4c39-48a7-b9b5-379660752159", "citation": "ChemDraw", "doc_type": "SRS", "public_domain": true, "tags": [ "NOMEN" ] }, { "uuid": "7eef596f-d71d-4b29-b4e6-590ad43f4a9c", "citation": "SRS CODE IMPORT", "doc_type": "SRS", "public_domain": true, "document_date": 1493393222000, "tags": [ "NOMEN" ] }, { "uuid": "90bcb0ed-a1b5-4242-9aed-cd06201cffc7", "citation": "STN", "doc_type": "SRS", "public_domain": true, "tags": [ "NOMEN" ] }, { "uuid": "514bdfee-de72-c1ed-887e-2e6e26b598ff", "citation": "PUBCHEM", "doc_type": "PUBCHEM", "public_domain": true }, { "uuid": "2626ea0f-7c4c-43a9-ac5a-b1e8189b696b", "citation": "STN", "doc_type": "STN (SCIFINDER)", "public_domain": true } ], "definition_type": "PRIMARY", "moieties": [ { "uuid": "2a2eaafc-b3bf-4659-8d60-3ea62b05d0d4", "id": "2a2eaafc-b3bf-4659-8d60-3ea62b05d0d4", "molfile": "\n Marvin 01132102182D \n\n 16 16 0 0 1 0 999 V2000\n 15.7647 -7.6683 0.0000 C 0 0 1 0 0 0 0 0 0 2 0 0\n 15.7647 -8.4939 0.0000 N 0 0 0 0 0 0 0 0 0 0 0 0\n 15.0467 -7.2553 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 14.3336 -7.6683 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 14.3336 -8.4939 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 13.6157 -8.9070 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 12.9024 -8.4939 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 12.1845 -8.9070 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0\n 11.4713 -8.4939 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 10.7580 -8.9070 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 10.0447 -8.4939 0.0000 F 0 0 0 0 0 0 0 0 0 0 0 0\n 12.9024 -7.6683 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 13.6157 -7.2553 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 16.4779 -7.2553 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 16.4779 -6.4296 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0\n 17.1913 -7.6683 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0\n 1 2 1 1 0 0 0\n 1 3 1 0 0 0 0\n 14 1 1 0 0 0 0\n 3 4 1 0 0 0 0\n 4 5 1 0 0 0 0\n 4 13 2 0 0 0 0\n 5 6 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 1 0 0 0 0\n 9 10 1 0 0 0 0\n 10 11 1 0 0 0 0\n 12 13 1 0 0 0 0\n 14 15 1 0 0 0 0\n 14 16 2 0 0 0 0\nM END", "smiles": "c1cc(ccc1C[C@@H](C(=O)O)N)OCCF", "formula": "C11H14FNO3", "atropisomerism": "No", "charge": 0, "count": 1, "stereochemistry": "ABSOLUTE", "count_amount": { "type": "MOL RATIO", "average": 1, "units": "MOL RATIO", "uuid": "63785651-7b95-4b3f-a9e1-2a687d021bec" }, "defined_stereo": 1, "ez_centers": 0, "molecular_weight": "227.2326", "optical_activity": "UNSPECIFIED", "stereo_centers": 1 } ], "definition_level": "COMPLETE", "uuid": "60bb069c-4d64-4cd1-93ba-855738c6cb4a", "version": "5", "structure": { "id": "81f682d5-2a1d-43a9-b272-e0d42b4c0546", "molfile": "\n Marvin 01132106452D \n\n 16 16 0 0 1 0 999 V2000\n 16.4779 -7.2553 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 15.7647 -7.6683 0.0000 C 0 0 1 0 0 0 0 0 0 0 0 0\n 15.7647 -8.4939 0.0000 N 0 0 0 0 0 0 0 0 0 0 0 0\n 15.0467 -7.2553 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 14.3336 -7.6683 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 14.3336 -8.4939 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 13.6157 -8.9070 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 12.9024 -8.4939 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 12.1845 -8.9070 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0\n 11.4713 -8.4939 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 10.7580 -8.9070 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 10.0447 -8.4939 0.0000 F 0 0 0 0 0 0 0 0 0 0 0 0\n 12.9024 -7.6683 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 13.6157 -7.2553 0.0000 C 0 0 0 0 0 0 0 0 0 0 0 0\n 16.4779 -6.4296 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0\n 17.1913 -7.6683 0.0000 O 0 0 0 0 0 0 0 0 0 0 0 0\n 1 2 1 0 0 0 0\n 2 3 1 1 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 2 0 0 0 0\n 7 8 1 0 0 0 0\n 8 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 8 13 2 0 0 0 0\n 13 14 1 0 0 0 0\n 5 14 2 0 0 0 0\n 1 15 2 0 0 0 0\n 1 16 1 0 0 0 0\nM END", "smiles": "c1cc(ccc1C[C@@H](C(=O)O)N)OCCF", "formula": "C11H14FNO3", "atropisomerism": "No", "charge": 0, "count": 1, "stereochemistry": "ABSOLUTE", "defined_stereo": 1, "ez_centers": 0, "molecular_weight": "227.2326", "optical_activity": "UNSPECIFIED", "references": [ "90bcb0ed-a1b5-4242-9aed-cd06201cffc7" ], "stereo_centers": 1 }, "unii": "P6VBV68WPV" } ] }