oxalyl fluoride
Enable an agent to identify oxalyl fluoride, assess the condition of a particular sample, and determine which uses or handling decisions have adequate evidence.
Bundle → Layer → Finding → Questions Filled
6 bundles · 11 layers · 15 findings · 25 questions
Oxalyl fluoride identity Establishes the molecular substance represented by the registry entry.
Molecular boundary
Defines the two-carbon, two-acyl-fluoride structure.
Connectivity test
Recognition must establish the oxalyl connectivity and fluorine substituents, rather than merely detect carbonyl groups or fluorine.
- Does the assigned structure contain F-C(=O)-C(=O)-F? definition
- What evidence excludes carbonyl fluoride, oxalyl chloride, and a mixed oxalyl halide? boundary
Identifier reconciliation
Connects registry naming to independently documented chemical identity.
Identity crosswalk
Oxalyl difluoride is a documented name for the identity being modeled; additional identifiers require verification.
- Which read source ties the name on the sample record to CAS 359-40-0 and C2F2O2? provenance
- Do any PubChem, EC, or supplier identifiers resolve to exactly this molecular substance? boundary
Sample composition and integrity Records how closely a real sample represents intact oxalyl fluoride.
Assay and impurities
Separates quantified oxalyl fluoride from identified and unresolved components.
Composition evidence
Purity claims must state their basis and show whether the method distinguishes relevant alternative species.
- What oxalyl fluoride fraction was measured, by which method, and with what uncertainty? measurement
- Were other oxalyl halides, residual preparation materials, or unidentified components detected or specifically excluded? measurement
Integrity over time
Relates current identity evidence to exposure and storage history.
Alteration assessment
A historical assay does not establish that the current sample retains its original composition.
- What moisture, temperature, light, and container-contact history is documented since the last assay? provenance
- What repeat measurement would distinguish intact oxalyl fluoride from a chemically altered sample? measurement
Phase and physical properties Makes physical-state judgments conditional on measured conditions.
Phase envelope
Connects phase observations and transition data to temperature, pressure, and composition.
Conditioned phase assignment
The model records phase under stated conditions instead of assigning an unconditional liquid or gas label.
- What phase is observed at the sample's measured temperature and absolute pressure? measurement
- Which melting or boiling measurements support that assignment, and what purity and pressure do they specify? provenance
Vapor and property evidence
Qualifies property values used to interpret quantities and containment conditions.
Property applicability
Vapor pressure and density require temperature, phase, and a supported range of applicability.
- What vapor-pressure and density measurements exist for oxalyl fluoride under the relevant conditions? measurement
- Would using the reported value require extrapolation or an unsupported assumption about purity? boundary
Reactivity and contact boundaries Organizes evidence about chemical change involving the two acyl fluoride groups.
Reaction evidence
Distinguishes demonstrated transformations from expectations based on related acyl halides.
Water and nucleophile response
Water and nucleophile contact require substance-specific evidence about conversion, products, and conditions.
- Which studies directly establish oxalyl fluoride's response to water or other nucleophiles? provenance
- Under what conditions are products, reaction rate, heat release, or gas evolution measured? measurement
Containment compatibility
Connects proposed contact materials and storage conditions to documented outcomes.
Contact and stability limits
Compatibility judgments must account for both the original substance and any evidenced products of alteration.
- Which container, seal, and transfer-line materials have documented compatibility with oxalyl fluoride at the proposed conditions? provenance
- What evidence defines acceptable duration and temperature of contact or triggers reassessment before use? action
Hazards and use decisions Links substance-specific hazard evidence and applicable rules to proposed actions.
Hazard evidence
Records the scope and provenance of health and physical hazard assessments.
Substance-specific hazard record
Hazard statements remain qualified by their source, sample applicability, and evidential basis.
- Which current safety data sheet or authoritative assessment explicitly identifies oxalyl fluoride by CAS 359-40-0? provenance
- Which hazards are supported by direct data, which by analogy, and which remain unassessed? boundary
Regulatory and action applicability
Determines which documented constraints apply to the proposed context.
Use readiness
A proposed action is assessed against verified identity, sample state, compatibility, and applicable requirements.
- What jurisdiction-specific classification, exposure limit, inventory status, or transport designation has been verified for this exact substance? provenance
- Which unresolved identity, composition, compatibility, or hazard questions prevent a supported decision about the proposed use? action
Evidence and external alignment What the world already says about this thing, gathered so the model can be checked against it.
Reported evidence
Findings from the breadth pass, kept separate from the structural claims.
Check these first
Recalled without web access and unsourced; every item is a lead to verify.
- Which of these check these first hold for the sense of oxalyl fluoride this model covers, and on what evidence? provenance
Identifiers and schemes
Recalled without web access and unsourced; every item is a lead to verify.
- Which of these identifiers and schemes hold for the sense of oxalyl fluoride this model covers, and on what evidence? provenance
Typical measurements
Recalled without web access and unsourced; every item is a lead to verify.
- Which of these typical measurements hold for the sense of oxalyl fluoride this model covers, and on what evidence? provenance
Failure modes and hazards
Recalled without web access and unsourced; every item is a lead to verify.
- Which of these failure modes and hazards hold for the sense of oxalyl fluoride this model covers, and on what evidence? provenance
Neighbouring kinds and how to tell them apart
Recalled without web access and unsourced; every item is a lead to verify.
- Which of these neighbouring kinds and how to tell them apart hold for the sense of oxalyl fluoride this model covers, and on what evidence? provenance
Classifiers Filled
- Family
- Thing Registry
- Category
- Physical world and living systems
- Entry kind
- thing
- Plane
- PHY
- Domain
- PHY.MAT
What it is Filled
Oxalyl fluoride is the diacyl fluoride of oxalic acid, with molecular formula C2F2O2 and structure F-C(=O)-C(=O)-F.
In scope
- Molecular identity and distinction from other carbonyl fluorides and oxalyl halides
- Sample purity, impurities, and evidence of chemical change
- Phase and physical properties at specified temperature and pressure
- Reaction behavior and compatibility supported by substance-specific evidence
- Hazard, exposure, storage, and regulatory records applicable to the substance
Out of scope
- Manufacturing processes and their operating instructions
- Commercial formulations containing oxalyl fluoride as one component
- Design and operation of containment or analytical equipment
- Separate models of oxalyl chloride, carbonyl fluoride, and reaction products
- Facility emergency procedures and jurisdiction-wide chemical regulation
Why it exists Filled
Enable an agent to identify oxalyl fluoride, assess the condition of a particular sample, and determine which uses or handling decisions have adequate evidence.
Distinguishing features Filled
- Identity records should match C2F2O2 and CAS 359-40-0; NIST lists the substance as oxalyl difluoride. [NIST Chemistry WebBook](https://webbook.nist.gov/cgi/cbook.cgi?ID=C359400)
- The connectivity F-C(=O)-C(=O)-F contains two directly bonded carbonyl carbons; the molecular structure, rather than the word fluoride alone, defines the entry. [NIST reference](https://srd.nist.gov/jpcrdreprint/1.1364518.pdf)
- Elemental identity distinguishes this fluorinated oxalyl compound from oxalyl chloride and mixed oxalyl halides.
- Recognition requires the two-carbon oxalyl structure, distinguishing it from the one-carbon structure of carbonyl fluoride.
- A matching container label is insufficient: analytical evidence must distinguish intact oxalyl fluoride from a mixture or chemically altered sample.
What robots and AI may and may not do Filled
Must not
- Handle, open or transfer it outside a controlled laboratory with trained people.
- Let it contact moisture where breakdown products can reach people.
- Dispose of it in drains or ordinary waste.
- Assist in using it to harm people.
Only with a human decision
- Responding to a leak or release.
- Disposal of stocks.
May
- Identify oxalyl fluoride from labels, identifiers and safety data sheets.
- Report its classification and hazards from official sources.
- Flag a leaking or damaged container for emergency response.
Moral aspects Filled
- Reactive fluorine compounds can cause severe injury to people who are not warned.
- Laboratory safety depends on honest records and labels.
Who is affected
- Laboratory staff
- Emergency responders
Owners Filled
Steward
The laboratory or licensed operator that holds it.
Links to other meta-models Filled
parent
- Q11173 - registry parent class
What else AI and robots need to interact with it Filled
Identity and identifiers required Filled
- Vercy registry: vr.tr.oxalyl-fluoride
- Wikidata: Q7115087 (https://www.wikidata.org/wiki/Q7115087)
Direct properties required Filled
- Molecular identity: C2F2O2; F-C(=O)-C(=O)-F; CAS 359-40-0
- Oxalyl fluoride content: Mass fraction or mole fraction, with analytical method and uncertainty
- Impurity profile: Species-specific concentration in mol/mol or mg/kg, with detection limits
- Physical state: Solid, liquid, gas, multiphase, or unknown at recorded temperature in K and absolute pressure in kPa
- Phase-transition properties: Melting and boiling temperatures in K, with pressure, purity, method, and uncertainty
- Vapor pressure: kPa as a function of temperature in K
- Chemical integrity: Verified intact, suspected alteration, confirmed alteration, or unassessed
- Contact compatibility: Contact substance or material linked to tested conditions, duration, outcome, and evidence
- Applicable hazard and regulatory identity: Dated source linked to jurisdiction, identifiers, classification, exposure limits, and applicability
Recognition required Filled
- Identity rests on the cylinder or container label and analysis, not appearance.
Capabilities and actions required Filled
- Reconcile a sample label and analytical identification with the registered molecular identity.
- Assess whether measured purity and impurities meet a stated research or use requirement.
- Determine whether physical-property evidence applies to the sample's temperature, pressure, and composition.
- Flag possible chemical alteration and identify the evidence needed for reassessment.
- Evaluate a proposed contact, storage condition, or use against documented compatibility and hazard evidence.
Hazards and failure modes required Filled
- Reacts with water to release corrosive and toxic hydrogen fluoride.
- Severe harm to the eyes, skin and lungs.
- Container failure releases it into work areas.
Standards and interfaces required Filled
- Globally Harmonized System of Classification and Labelling of Chemicals (GHS), United Nations.
Context of use required Filled
- Oxalyl fluoride is encountered in specialist chemical research concerning fluorinated compounds and acyl fluorides.
- It may be investigated to characterize its molecular structure, spectroscopic behavior and chemical reactivity.
Sources Filled
- Wikidata item Q7115087: oxalyl fluoride - identity and sense of the item
- Wikipedia: Oxalyl fluoride - general description of the item
Open questions
- What PubChem CID and EC identifier, if any, are independently verified for CAS 359-40-0?
- What reliable melting point, pressure-qualified boiling point, vapor-pressure curve, and density data establish its phase behavior?
- Which analytical methods and reference spectra reliably distinguish intact oxalyl fluoride from other oxalyl halides and altered samples?
- What direct evidence establishes water-contact behavior, decomposition products, stability limits, and containment-material compatibility?
- Which current substance-specific hazard classifications, exposure limits, and transport requirements apply in the intended jurisdiction?
Machine files
Provenance
thing registry research (pass 2) · unreviewed
Built from: models/things/publications/thing-q7115087/spec.json