Adams catalyst
E657633
Adams catalyst is a platinum-based hydrogenation catalyst widely used in organic chemistry for reducing a variety of functional groups under mild conditions.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Adams catalyst canonical | 1 |
How this entity was disambiguated
This entity first appeared as the object of triple T7321571 — resolving that mention is where its identity was fixed. The disambiguator weighed these candidate entities and picked the highlighted one (or “None”, minting a new entity). This is how homonymy is resolved: the same surface form can point to different entities.
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Adams catalyst Context triple: [Roger Adams, knownFor, Adams catalyst]
-
A.
Ziegler–Natta catalysts
Ziegler–Natta catalysts are a class of organometallic catalysts used industrially to produce stereoregular polyolefins such as polyethylene and polypropylene under relatively mild conditions.
-
B.
Eschenmoser
Eschenmoser is a Swiss surname most notably associated with Albert Eschenmoser, a prominent organic chemist known for his pioneering work in the synthesis of complex natural products and studies on the origin of life.
-
C.
Rochow process
The Rochow process is an industrial chemical method for directly synthesizing organosilicon compounds, especially methylchlorosilanes used in silicone production, by reacting methyl chloride with silicon in the presence of a copper catalyst.
-
D.
Corey–Chaykovsky reagent
The Corey–Chaykovsky reagent is an organosulfur ylide reagent widely used in organic synthesis to convert carbonyl compounds into epoxides and aziridines.
-
E.
Fischer–Tropsch process
The Fischer–Tropsch process is an industrial chemical method that converts synthesis gas (a mixture of carbon monoxide and hydrogen) into liquid hydrocarbons such as synthetic diesel and other fuels.
- F. None of above. chosen
- G. Unsure - the case is ambiguous/there is not enough information to decide.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Adams catalyst Target entity description: Adams catalyst is a platinum-based hydrogenation catalyst widely used in organic chemistry for reducing a variety of functional groups under mild conditions.
-
A.
Ziegler–Natta catalysts
Ziegler–Natta catalysts are a class of organometallic catalysts used industrially to produce stereoregular polyolefins such as polyethylene and polypropylene under relatively mild conditions.
-
B.
Eschenmoser
Eschenmoser is a Swiss surname most notably associated with Albert Eschenmoser, a prominent organic chemist known for his pioneering work in the synthesis of complex natural products and studies on the origin of life.
-
C.
Rochow process
The Rochow process is an industrial chemical method for directly synthesizing organosilicon compounds, especially methylchlorosilanes used in silicone production, by reacting methyl chloride with silicon in the presence of a copper catalyst.
-
D.
Corey–Chaykovsky reagent
The Corey–Chaykovsky reagent is an organosulfur ylide reagent widely used in organic synthesis to convert carbonyl compounds into epoxides and aziridines.
-
E.
Fischer–Tropsch process
The Fischer–Tropsch process is an industrial chemical method that converts synthesis gas (a mixture of carbon monoxide and hydrogen) into liquid hydrocarbons such as synthetic diesel and other fuels.
- F. None of above. chosen
Statements (45)
| Predicate | Object |
|---|---|
| instanceOf |
hydrogenation catalyst
ⓘ
inorganic compound ⓘ platinum catalyst ⓘ |
| activatedBy | hydrogen gas ⓘ |
| chemicalFormula | PtO2·H2O ⓘ |
| containsElement |
hydrogen
ⓘ
oxygen ⓘ platinum ⓘ |
| developedBy | Roger Adams ⓘ |
| developedIn | 1920s ⓘ |
| hasColor | brown ⓘ |
| hasCommonName |
platinum dioxide
ⓘ
platinum(IV) oxide ⓘ |
| hasIUPACName | platinum(IV) oxide hydrate ⓘ |
| hasPhase | solid ⓘ |
| hasRegistryNumber | CAS 1314-15-4 ⓘ |
| hazard | flammable when loaded with hydrogen ⓘ |
| isHeterogeneous | true ⓘ |
| isNobleMetalCatalyst | true ⓘ |
| isReducedDuringUseTo | finely divided platinum metal ⓘ |
| lessActiveThan | palladium on carbon ⓘ |
| moreResistantToPoisoningThan | palladium on carbon ⓘ |
| namedAfter | Roger Adams ⓘ |
| operatesUnder | mild conditions ⓘ |
| reactionType | heterogeneous catalytic hydrogenation ⓘ |
| requires | hydrogen atmosphere ⓘ |
| solventCompatibility |
acetic acid
ⓘ
alcohols ⓘ water ⓘ |
| storageCondition | kept moist to reduce pyrophoric risk ⓘ |
| supportMaterial | often used unsupported ⓘ |
| usedFor |
catalytic hydrogenation
ⓘ
hydrogenation of aromatic rings under forcing conditions ⓘ reduction of aldehydes ⓘ reduction of azides ⓘ reduction of carbon–carbon double bonds ⓘ reduction of carbon–carbon triple bonds ⓘ reduction of imines ⓘ reduction of ketones ⓘ reduction of nitriles ⓘ reduction of nitro groups ⓘ reduction of nitroso compounds ⓘ reduction of oximes ⓘ |
| usedIn |
laboratory-scale hydrogenations
ⓘ
organic synthesis ⓘ |
How these facts were elicited
The pipeline generated the facts above by prompting gpt-5.1 with this entity's name + description and the instruction below.
Instruction
You are a knowledge base construction expert. Given a subject entity and a description of it, return factual statements that you know for the subject as a JSON list of dictionaries(triples), where keys must be "subject", "predicate" and "object". The number of facts may be very high, between 25 to 50 or more, for very popular subjects. For less popular subjects, the number of facts can be very low, like 5 or 10. # Requirements - If you don't know the subject at all, return an empty list. - If the subject is not a named entity, return an empty list. - Include at least one triple where predicate is "instanceOf". - Do not get too wordy. - Separate several objects into multiple triples with one object.
Input
Subject: Adams catalyst Description of subject: Adams catalyst is a platinum-based hydrogenation catalyst widely used in organic chemistry for reducing a variety of functional groups under mild conditions.
Referenced by (1)
Full triples — surface form annotated when it differs from this entity's canonical label.