{"id":"40ca4f53-aaee-55e3-92da-d7f2e826b3ea","stable_key":"ca8e9e6a-6953-51ec-b712-2b06398a416d:ra-identity","predicate":"reported_relationship","statement":"Rosmarinic acid contains two catechol rings, one ester linkage and one free carboxylic acid; it is not dicarboxylic.","claim_class":"identity","status":"source_recorded","evidence_grade":"ungraded","direction":"neutral","is_public":true,"mechanism_event_id":"fa1818c5-5890-59c8-a9e0-5f768ff4a6df","mechanism_event_label":"Rosmarinic acid contains two catechol rings, one ester linkage and one free carboxylic acid; it is not dicarboxylic.","subject":{"id":"6072a4ae-d563-5466-a1b2-6d280255d346","slug":"rosmarinic-acid","display_name":"Rosmarinic acid","entity_type_key":"small_molecule"},"object":{"id":"6072a4ae-d563-5466-a1b2-6d280255d346","slug":"rosmarinic-acid","display_name":"Rosmarinic acid","entity_type_key":"small_molecule"},"evidence_count":1,"mechanism_event":{"id":"fa1818c5-5890-59c8-a9e0-5f768ff4a6df","stable_key":"ca8e9e6a-6953-51ec-b712-2b06398a416d:ra-identity-event","event_type":"experimental_observation","label":"Rosmarinic acid contains two catechol rings, one ester linkage and one free carboxylic acid; it is not dicarboxylic.","description":"### ra-identity\n\nRosmarinic acid contains two catechol rings, one ester linkage and one free carboxylic acid; it is not dicarboxylic.\nThe ester joins caffeic acid to 3,4-dihydroxyphenyllactic acid.\nModel and exposure: Chemical identity: C18H16O8; 360.31 g/mol.\nLimitations: Limited to the recorded preparation, model, exposure and endpoint. Does not establish a human dietary deficiency, clinical benefit or unique molecular mediation.\nReference: PubChem CID 5281792: Rosmarinic acid | accessed 2026-10-10 | https://pubchem.ncbi.nlm.nih.gov/compound/5281792 | Access: Official chemical identity record; not a clinical experiment.","status":"provisional","compartment":null,"participants":[{"entity":{"id":"6072a4ae-d563-5466-a1b2-6d280255d346","slug":"rosmarinic-acid","display_name":"Rosmarinic acid","entity_type_key":"small_molecule"},"role":"recorded factor","stoichiometry":null,"state_label":"as reported","sequence_order":0,"notes":""},{"entity":{"id":"6072a4ae-d563-5466-a1b2-6d280255d346","slug":"rosmarinic-acid","display_name":"Rosmarinic acid","entity_type_key":"small_molecule"},"role":"measured outcome","stoichiometry":null,"state_label":"not_reported","sequence_order":1,"notes":""},{"entity":{"id":"049cdeae-4cd8-5eac-b3c5-5a24a235a945","slug":"caffeic-acid","display_name":"Caffeic acid","entity_type_key":"small_molecule"},"role":"structural precursor","stoichiometry":null,"state_label":"","sequence_order":2,"notes":""},{"entity":{"id":"6f6f74e9-1946-5bb9-b9ec-10d144aca1ea","slug":"3-4-dihydroxyphenyllactic-acid","display_name":"3,4-Dihydroxyphenyllactic acid / danshensu","entity_type_key":"small_molecule"},"role":"structural precursor","stoichiometry":null,"state_label":"","sequence_order":3,"notes":""}]},"contexts":[{"dimension":"evidence_access","value_text":"Official chemical identity record; not a clinical experiment.","comparator":null,"unit":null,"notes":"","entity":null},{"dimension":"experimental_model","value_text":"Chemical identity: C18H16O8; 360.31 g/mol.","comparator":null,"unit":null,"notes":"","entity":null},{"dimension":"interpretation_status","value_text":"Recorded from source with stated access limits; ungraded, not independent replication.","comparator":null,"unit":null,"notes":"","entity":null},{"dimension":"limitations","value_text":"Limited to the recorded preparation, model, exposure and endpoint. Does not establish a human dietary deficiency, clinical benefit or unique molecular mediation.","comparator":null,"unit":null,"notes":"","entity":null},{"dimension":"nutrient_topic","value_text":"Rosmarinic acid collection; exact intervention and molecular form govern interpretation.","comparator":null,"unit":null,"notes":"","entity":{"slug":"rosmarinic-acid","display_name":"Rosmarinic acid","entity_type_key":"small_molecule"}},{"dimension":"plain_language","value_text":"Rosmarinic acid contains two catechol rings, one ester linkage and one free carboxylic acid; it is not dicarboxylic.","comparator":null,"unit":null,"notes":"","entity":null},{"dimension":"primary_references","value_text":"PubChem CID 5281792: Rosmarinic acid | https://pubchem.ncbi.nlm.nih.gov/compound/5281792","comparator":null,"unit":null,"notes":"","entity":null},{"dimension":"source_locator","value_text":"Reviewed reference ra-identity; The ester joins caffeic acid to 3,4-dihydroxyphenyllactic acid.","comparator":null,"unit":null,"notes":"","entity":null}],"evidence":[{"id":"bc75b84b-09ea-5baa-90b0-c63f4534ddf4","evidence_kind":"source_excerpt","locator":"Lines 19-25","start_line":19,"end_line":25,"excerpt":"### ra-identity\n\nRosmarinic acid contains two catechol rings, one ester linkage and one free carboxylic acid; it is not dicarboxylic.\nThe ester joins caffeic acid to 3,4-dihydroxyphenyllactic acid.\nModel and exposure: Chemical identity: C18H16O8; 360.31 g/mol.\nLimitations: Limited to the recorded preparation, model, exposure and endpoint. Does not establish a human dietary deficiency, clinical benefit or unique molecular mediation.\nReference: PubChem CID 5281792: Rosmarinic acid | accessed 2026-10-10 | https://pubchem.ncbi.nlm.nih.gov/compound/5281792 | Access: Official chemical identity record; not a clinical experiment.","model_system":"Chemical identity: C18H16O8; 360.31 g/mol.","directness":"reported_statement","verification_status":"source_recorded","notes":"Original paraphrase in the retained reviewed reference, not a verbatim primary-paper quotation. Access level is explicit.","relationship":"supports","weight":1.0,"link_notes":"","source":{"id":"606cff22-a6ed-59cd-a84d-87f44c59dc25","stable_key":"import-ca8e9e6a-6953-51ec-b712-2b06398a416d","title":"Rosmarinic acid: detailed mechanisms of action (reviewed 10 October 2026)","document_type":"imported_text","citation_label":"AI-assisted original curation of primary studies; claim-local access and experimental limitations stated. Includes original-draft correction history. No independent replication claimed.","file_path":"","sha256":"684b4eab1dc2c0057f679109770af0de9340af5cd933377b590298cf8a752956","revision_id":"4028d9c5-fb17-54c5-b72c-c6d21678a832","review_status":"source_recorded","notes":""}}],"relations":[],"conflicts":[],"corrections":[],"research":null}