{"schema":"https://ver.cy/schemas/card/1.0.0","id":"vr.tr.chemical-compound","code":"thing-q11173","url":"https://ver.cy/models/thing/q11173/","name":"chemical compound","alternateNames":[],"kind":"thing","status":"published","version":"0.2.0-wave.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":"A substance composed of two or more different chemical elements chemically bonded in fixed proportions, with a defined structure and properties different from its elements.","purpose":"Let an agent identify compounds by name, formula and identifiers, and carry their hazards and regulatory status, without giving instructions for making dangerous compounds.","scope":{"in":[],"out":[],"boundaries":[]},"distinguishingFeatures":["Two or more elements in fixed proportions, unlike mixtures","Held together by chemical bonds, ionic or covalent","Properties differ from those of its elements","Identified by structure; names can be ambiguous"],"structure":{"bundles":[{"id":"identity","name":"Identity","description":"Which compound.","layers":[{"id":"identifiers","name":"Identifiers","description":"CAS, InChIKey, names.","findings":[{"id":"identifiers-finding","name":"Identifiers","description":"The identifiers and names.","questions":[{"text":"What are its CAS number, InChIKey and IUPAC name?","kind":"provenance"},{"text":"Which trivial names refer to it?","kind":"definition"}]}]},{"id":"structure","name":"Structure","description":"Formula and structure.","findings":[{"id":"structure-finding","name":"Structure","description":"Molecular formula and structure.","questions":[{"text":"What are its formula and structure?","kind":"definition"},{"text":"Does it have isomers that must be distinguished?","kind":"boundary"}]}]}]},{"id":"properties","name":"Properties","description":"Physical and chemical properties.","layers":[{"id":"physical","name":"Physical properties","description":"State, melting and boiling points.","findings":[{"id":"physical-finding","name":"Physical data","description":"Key physical properties.","questions":[{"text":"What are its state, melting point and boiling point?","kind":"measurement"},{"text":"How soluble is it?","kind":"measurement"}]}]},{"id":"reactivity","name":"Reactivity","description":"Stability and incompatibilities.","findings":[{"id":"reactivity-finding","name":"Reactivity","description":"Stability and what it reacts with.","questions":[{"text":"Is it stable, and what is it incompatible with?","kind":"boundary"},{"text":"How should it be stored?","kind":"action"}]}]}]},{"id":"hazards","name":"Hazards","description":"Harm to people and environment.","layers":[{"id":"classification","name":"Classification","description":"GHS hazard classes.","findings":[{"id":"classification-finding","name":"Hazard classification","description":"The classification and its source.","questions":[{"text":"How is it classified under GHS, according to which source?","kind":"provenance"},{"text":"What exposure limits apply?","kind":"measurement"}]}]},{"id":"limits","name":"Limits on assistance","description":"What not to provide.","findings":[{"id":"limits-finding","name":"Assistance limits","description":"Requests to decline.","questions":[{"text":"Would providing synthesis detail make harm easier?","kind":"boundary"},{"text":"What safe information can be given instead?","kind":"action"}]}]}]},{"id":"regulation-and-use","name":"Regulation and use","description":"Legal status and uses.","layers":[{"id":"status","name":"Regulatory status","description":"Registration and restrictions.","findings":[{"id":"status-finding","name":"Regulatory status","description":"Registration and restrictions.","questions":[{"text":"Is it registered, restricted or banned in this jurisdiction?","kind":"boundary"},{"text":"Which rules govern transport?","kind":"provenance"}]}]},{"id":"uses","name":"Uses","description":"Applications.","findings":[{"id":"uses-finding","name":"Uses","description":"Main applications.","questions":[{"text":"What is it used for?","kind":"definition"},{"text":"Are safer alternatives available?","kind":"action"}]}]}]}]},"agentConduct":{"may":["Identify a compound by its systematic name and registry identifiers.","Report hazard classes, safety data and storage rules from official safety data sheets."],"mustNot":["Assist with making, concentrating or weaponising a dangerous compound.","Identify a compound by an ambiguous common name where confusion could cause harm.","Advise mixing, disposing of or releasing compounds outside the safety data and the law.","Help evade controls on regulated substances or precursors."],"requiresHuman":["Releasing a compound to the environment or disposing of it in bulk.","Supplying a regulated or hazardous compound to someone."]},"ethics":{"considerations":["Chemical knowledge heals and harms; agents must keep it on the side of safety.","Persistent compounds burden people and ecosystems far from where they were used."],"affectedParties":["Workers and users","Communities near production and disposal","Ecosystems"]},"owners":{"steward":"The manufacturer or importer that places it on the market; chemicals regulators set the rules.","roles":[],"masterSystems":["Chemical substance registries kept by regulators"]},"relations":[{"target":"Q578779","type":"parent","note":"registry parent class"},{"target":"chemical substance","type":"related","note":"pure substance"},{"target":"chemical element","type":"related","note":"elements bonded together"},{"target":"chemical reaction","type":"related","note":"reactions form and break compounds"},{"target":"mixture","type":"related","note":"a mixture has variable composition"}],"interaction":{"identity":{"applicability":"required","items":["Vercy registry: vr.tr.chemical-compound","Wikidata: Q11173 (https://www.wikidata.org/wiki/Q11173)","CAS Registry Number: digits-digits-digit unique substance identifier","InChI and InChIKey: structure-based strings IUPAC structure identifiers","PubChem CID: numeric open database id"]},"properties":{"applicability":"required","items":["molar mass: 2 upward g/mol","melting and boiling points: wide range degrees C - part of identification"]},"recognition":{"applicability":"required","items":["Name, formula and CAS number on labels and safety data sheets","Hazard pictograms under GHS","Appearance is unreliable; analysis identifies compounds","Solids, liquids or gases of every colour; appearance is not diagnostic."]},"capabilities":{"applicability":"required","items":["identify it, by formula, structure and registry numbers","measure its properties","make or break it, through chemical reactions","register and label it, under chemical regulation"]},"hazards":{"applicability":"required","items":["Toxicity, flammability and reactivity","Misidentification from ambiguous names","Environmental persistence","Assistance with synthesis of dangerous compounds, which an agent must decline"]},"interfaces":{"applicability":"required","items":["IUPAC nomenclature","EU REACH and CLP regulations","US TSCA","UN GHS classification and labelling"]},"context":{"applicability":"required","items":["Almost all of chemistry, materials, medicine and industry uses compounds.","organic and inorganic compounds","ionic, covalent and coordination compounds","by function: acids, bases, salts, oxides","polymers and biomolecules"]}},"sources":[{"title":"Wikidata item Q11173: chemical compound","url":"https://www.wikidata.org/wiki/Q11173","note":"identity and sense of the item"},{"title":"Wikipedia: Chemical compound","url":"https://en.wikipedia.org/wiki/Chemical_compound","note":"general description of the item"}],"openQuestions":["Should compounds be registered as instances with CAS and InChIKey?","How should hazard classification be linked per jurisdiction?","How should agents handle requests about hazardous compounds consistently?"],"resources":{"spec":"/models/things/publications/thing-q11173/spec.json"},"provenance":{"origin":"thing registry research (pass 2)","builtFrom":["models/things/publications/thing-q11173/spec.json"],"providers":["Claude"],"researchStatus":"unreviewed","generatedAt":"2026-09-11T04:44:29Z","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 2026-10-06T19:51:53+00:00: completeness 1.00; sense: Wikidata description; 2 live sources; review by codex: pass"},"score":1.0}}