{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.fluorone","code":"thing-q3030785","url":"https://ver.cy/models/thing/q3030785/","name":"fluorone","alternateNames":[],"kind":"thing","status":"published","version":"0.1.0-research.1","language":"en","classifiers":{"family":"Thing Registry","category":"Physical world and living systems","entryKind":"thing","plane":"PHY","domain":["PHY.MAT"],"industry":[],"navPath":"","tags":[],"facets":{}},"whatItIs":"Fluorone is a xanthene-derived oxygen-containing heterocyclic ketone that provides the parent framework for fluorone dyes.","purpose":"Enable an agent to identify fluorone, assess the identity and condition of a sample, and judge whether evidence supports its intended handling or experimental use.","scope":{"in":["Parent fluorone molecular structure and structure-linked identifiers","Sample purity, impurities, residual solvents, and physical form","Thermal, solubility, and optical measurements with experimental conditions","Chemical changes affecting sample identity or experimental performance","Substance-specific handling evidence and jurisdiction-specific regulatory identity"],"out":["Individual substituted fluorone compounds such as phenylfluorone","Fluorenone and other chemically distinct substances with similar names","Commercial dyes, formulations, and mixtures containing fluorone derivatives","Manufacturing processes and laboratory synthesis procedures as independent activities","Analytical instruments and complete fluorescence or colorimetric assay systems"],"boundaries":[]},"distinguishingFeatures":["Match the candidate structure to 3H-xanthen-3-one, the identity associated with fluorone by [NCATS](https://drugs.ncats.io/substance/7X94VF2YWN), rather than accepting a name-only match.","Check for the oxygen-containing xanthene ring framework: similarly named fluorenone is a different structure, identified as fluoren-9-one by [PubChem](https://pubchem.ncbi.nlm.nih.gov/compound/Fluorenone).","Check substituent positions before assigning the parent identity: phenylfluorone has phenyl and hydroxy substituents and a separate [PubChem record](https://pubchem.ncbi.nlm.nih.gov/compound/Phenylfluorone).","Require explicit carbonyl position and bond connectivity to distinguish alternative xanthenone structures; a molecular formula alone is insufficient.","Treat color or fluorescence as measured sample behavior, not a sufficient identity test or a property established by the name."],"structure":{"bundles":[{"id":"parent-identity-and-boundaries","name":"Parent identity and boundaries","description":"Establish what the registry's fluorone name denotes and distinguish it from related chemicals.","layers":[{"id":"molecular-identity","name":"Molecular identity","description":"Resolve the name to explicit atom connectivity and carbonyl placement.","findings":[{"id":"parent-structure-match","name":"Parent structure match","description":"Require structural evidence before accepting a fluorone identity assignment.","questions":[{"text":"Does vr.tr.fluorone denote the parent 3H-xanthen-3-one structure or a broader fluorone class?","id":"parent-structure-match-q01","kind":"definition"},{"text":"Which authoritative record connects the accepted name, molecular graph, and external identifiers?","id":"parent-structure-match-q02","kind":"provenance"}]}]},{"id":"related-compound-separation","name":"Related compound separation","description":"Control boundaries around similarly named and substituted compounds.","findings":[{"id":"derivative-evidence-filter","name":"Derivative evidence filter","description":"Check whether each candidate source concerns parent fluorone or another chemical.","questions":[{"text":"Does the cited structure introduce phenyl, hydroxy, or other substituents absent from the accepted parent?","id":"derivative-evidence-filter-q01","kind":"boundary"},{"text":"Does a fluorone-labelled record actually describe fluorenone, another xanthenone, or a formulated dye?","id":"derivative-evidence-filter-q02","kind":"boundary"}]}]}]},{"id":"sample-composition-and-phase","name":"Sample composition and phase","description":"Describe what a fluorone sample contains and the physical conditions in which it is examined.","layers":[{"id":"analytical-composition","name":"Analytical composition","description":"Connect the parent identity to batch-specific assay and impurity evidence.","findings":[{"id":"sample-authentication","name":"Sample authentication","description":"Evaluate analytical support for identity and composition without equating peak area with absolute purity.","questions":[{"text":"Which NMR, mass-spectrometric, or other structure-sensitive results support parent fluorone in this batch?","id":"sample-authentication-q01","kind":"measurement"},{"text":"What assay method and impurity measurements constrain contributions from other chromophores or residual solvents?","id":"sample-authentication-q02","kind":"measurement"}]}]},{"id":"physical-and-solution-state","name":"Physical and solution state","description":"Record phase, dissolution, and thermal observations under explicit conditions.","findings":[{"id":"condition-qualified-properties","name":"Condition-qualified properties","description":"Keep phase and solubility observations attached to the tested fluorone sample.","questions":[{"text":"What phase and thermal events were observed, and was decomposition distinguished from melting or boiling?","id":"condition-qualified-properties-q01","kind":"measurement"},{"text":"What solubility is established for the specified solvent, temperature, and pH where applicable?","id":"condition-qualified-properties-q02","kind":"measurement"}]}]}]},{"id":"optical-response-and-transformation","name":"Optical response and transformation","description":"Assess the parent compound's measured optical behavior and retention of identity during measurement.","layers":[{"id":"spectroscopic-response","name":"Spectroscopic response","description":"Describe absorption and any detectable emission with controls and measurement conditions.","findings":[{"id":"parent-optical-evidence","name":"Parent optical evidence","description":"Require sample-specific evidence for optical claims.","questions":[{"text":"What absorption spectrum is measured at the stated solvent composition, concentration, temperature, and path length?","id":"parent-optical-evidence-q01","kind":"measurement"},{"text":"Is emission attributable to authenticated parent fluorone, and what excitation conditions, controls, and detection limits support that attribution?","id":"parent-optical-evidence-q02","kind":"measurement"}]}]},{"id":"identity-during-exposure","name":"Identity during exposure","description":"Track chemical changes that could alter an optical or other experimental result.","findings":[{"id":"exposure-response-validation","name":"Exposure response validation","description":"Distinguish reversible environmental responses from chemical transformation.","questions":[{"text":"Do light, heat, oxygen, or changes in solution conditions produce measurable changes in fluorone composition?","id":"exposure-response-validation-q01","kind":"measurement"},{"text":"What before-and-after analytical evidence is required before attributing a changing spectrum to unchanged fluorone?","id":"exposure-response-validation-q02","kind":"action"}]}]}]},{"id":"handling-and-use-evidence","name":"Handling and use evidence","description":"Connect intended fluorone operations to identity-matched safety, storage, and fitness-for-use evidence.","layers":[{"id":"substance-specific-handling","name":"Substance-specific handling","description":"Evaluate handling information for the accepted chemical identity and actual sample form.","findings":[{"id":"handling-source-applicability","name":"Handling source applicability","description":"Separate verified parent-substance guidance from derivative data and unresolved hazards.","questions":[{"text":"Which safety classifications, exposure limits, and disposal requirements explicitly match the parent structure and relevant jurisdiction?","id":"handling-source-applicability-q01","kind":"provenance"},{"text":"What documented controls apply to the proposed quantity, physical form, solvent, and operation, and what remains unresolved?","id":"handling-source-applicability-q02","kind":"action"}]}]},{"id":"experimental-readiness","name":"Experimental readiness","description":"Determine whether the current sample and supporting evidence meet a defined experimental need.","findings":[{"id":"use-acceptance-criteria","name":"Use acceptance criteria","description":"Make suitability depend on authenticated composition and demonstrated behavior.","questions":[{"text":"What identity, assay, solubility, and optical criteria must this batch meet for the proposed experiment?","id":"use-acceptance-criteria-q01","kind":"action"},{"text":"What storage or exposure history requires reanalysis before the fluorone sample can meet those criteria?","id":"use-acceptance-criteria-q02","kind":"action"}]}]}]},{"id":"evidence-and-external-alignment","name":"Evidence and external alignment","description":"What the world already says about this thing, gathered so the model can be checked against it.","layers":[{"id":"reported-evidence","name":"Reported evidence","description":"Findings from the breadth pass, kept separate from the structural claims.","findings":[{"id":"evidence-confidence-notes","name":"Check these first","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these check these first hold for the sense of fluorone this model covers, and on what evidence?","id":"evidence-confidence-notes-q01","kind":"provenance"}]},{"id":"evidence-identifiers","name":"Identifiers and schemes","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these identifiers and schemes hold for the sense of fluorone this model covers, and on what evidence?","id":"evidence-identifiers-q01","kind":"provenance"}]},{"id":"evidence-real-world-use","name":"Real-world use","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these real-world use hold for the sense of fluorone this model covers, and on what evidence?","id":"evidence-real-world-use-q01","kind":"provenance"}]},{"id":"evidence-neighbours","name":"Neighbouring kinds and how to tell them apart","description":"Recalled without web access and unsourced; every item is a lead to verify.","questions":[{"text":"Which of these neighbouring kinds and how to tell them apart hold for the sense of fluorone this model covers, and on what evidence?","id":"evidence-neighbours-q01","kind":"provenance"}]}]}]}]},"agentConduct":{"may":["Explain fluorone as the parent framework of fluorone dyes and its relation to xanthene chemistry.","Report hazards and handling rules from safety data sheets."],"mustNot":["Use fluorone dyes in food, cosmetics or medicines where they are not approved for that use.","Handle dye powders without the protection the safety data sheet requires.","Dispose of dye solutions into drains or waters."],"requiresHuman":["Approving a new use of a fluorone dye in a consumer product."]},"ethics":{"considerations":["Dye effluent can pollute waters used by communities.","Consumers rely on approved colourants being used only as allowed."],"affectedParties":["Laboratory workers","Consumers","Aquatic ecosystems"]},"owners":{"steward":"The laboratory or business that holds it; chemical safety authorities regulate supply and use.","roles":[],"masterSystems":[]},"relations":[{"target":"Q11173","type":"parent","note":"registry parent class"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.fluorone","Wikidata: Q3030785 (https://www.wikidata.org/wiki/Q3030785)"]},"properties":{"applicability":"required","items":["Structure-resolved chemical identity: Explicit molecular graph, systematic name, InChI, and structure-verified synonyms","External identifier correspondence: Structure-matched PubChem CID, CAS number, EC number, and source record; unresolved where unverified","Assay and impurity profile: Mass fraction or molar fraction; chromatographic area percentage separately labelled with method","Physical form and sample environment: Observed phase or solution state, solvent, concentration, temperature, and storage atmosphere","Thermal behavior: Melting, transition, or decomposition temperature in °C or K; pressure and method recorded","Solubility: mol/L or g/L with solvent composition, temperature, equilibration method, and pH where applicable","Absorption and emission response: Wavelength in nm, molar absorption coefficient in L mol−1 cm−1, fluorescence quantum yield, and lifetime in ns where measured","Identity retention under exposure: Unchanged, transformed, or unresolved after specified light, heat, atmosphere, solvent, and duration","Handling and regulatory evidence: Identity-matched safety documents, classifications, exposure limits, jurisdiction, date, and evidence gaps"]},"recognition":{"applicability":"required","items":["Identified by container label, chemical name and identifier, and certificate of analysis rather than by appearance alone."]},"capabilities":{"applicability":"required","items":["Resolve a fluorone-labelled record or sample against an explicit parent structure.","Compare batches using assay, impurity profiles, and structure-sensitive analytical evidence.","Assess whether measured solubility supports a proposed solvent and concentration.","Evaluate optical results while checking for contributions from impurities or transformed material.","Assess storage and exposure conditions against documented stability observations.","Determine whether available identity and handling evidence is sufficient for a proposed experiment."]},"hazards":{"applicability":"required","items":["Skin and eye irritation.","Water pollution from dye effluent."]},"interfaces":{"applicability":"required","items":["Globally Harmonized System of Classification and Labelling of Chemicals (GHS), United Nations."]},"context":{"applicability":"required","items":["Fluorone is encountered in organic chemistry as a parent framework for compounds studied in dye chemistry.","It is relevant to research comparing how molecular substitution changes the optical and chemical behavior of related compounds."]}},"sources":[{"title":"Wikidata item Q3030785: fluorone","url":"https://www.wikidata.org/wiki/Q3030785","note":"identity and sense of the item"},{"title":"Wikipedia: Fluorone","url":"https://en.wikipedia.org/wiki/Fluorone","note":"general description of the item"}],"openQuestions":["Does the registry intend specifically parent 3H-xanthen-3-one, and is that concept already covered by an existing world model?","Which CAS number, PubChem CID, and EC number can be verified against the accepted parent structure rather than a substituted fluorone?","Which primary measurements establish parent fluorone's physical form, thermal behavior, and solvent-dependent solubility?","What absorption, fluorescence, and stability data exist for authenticated parent fluorone under reproducible conditions?","Which parent-specific hazard assessments, exposure limits, and regulatory records exist, and where are the evidence gaps?"],"resources":{"spec":"/models/things/publications/thing-q3030785/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q3030785/spec.json"],"providers":["Codex"],"researchStatus":"unreviewed","generatedAt":"2026-09-12T09:46:57Z","builder":"tools/build_cards.py@1.0.0"},"completeness":{"sections":{"classifiers":"filled","whatItIs":"filled","purpose":"filled","distinguishingFeatures":"filled","structure":"filled","agentConduct":"filled","ethics":"filled","owners":"filled","relations":"filled","interaction.identity":"filled","interaction.properties":"filled","interaction.recognition":"filled","interaction.capabilities":"filled","interaction.hazards":"filled","interaction.interfaces":"filled","interaction.context":"filled","sources":"filled"},"notes":{"_gate":"Published through the thing publication gate 1.0 on 2026-10-07T10:10:29+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass"},"score":1.0}}