Ei-ichi Negishi
E352540
Ei-ichi Negishi was a Japanese chemist renowned for developing the Negishi coupling, a pivotal palladium-catalyzed cross-coupling reaction in organic synthesis and for which he received the Nobel Prize in Chemistry.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Ei-ichi Negishi canonical | 5 |
How this entity was disambiguated
This entity first appeared as the object of triple T3351805 — 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: Ei-ichi Negishi Context triple: [Akira Suzuki, sharedNobelPrizeWith, Ei-ichi Negishi]
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A.
Richard F. Heck
Richard F. Heck was an American chemist best known for developing the Heck reaction, a pioneering palladium-catalyzed cross-coupling method that transformed organic synthesis.
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B.
Sumio Iijima
Sumio Iijima is a Japanese physicist best known for his pioneering discovery and characterization of carbon nanotubes, which revolutionized the field of nanotechnology.
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C.
Fukui Kenichi
Fukui Kenichi was a Japanese chemist and Nobel laureate renowned for his pioneering work on the frontier molecular orbital theory of chemical reactions.
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D.
K. Barry Sharpless
K. Barry Sharpless is an American chemist renowned for his pioneering work in asymmetric synthesis and for co-founding the field of click chemistry, achievements that earned him multiple Nobel Prizes in Chemistry.
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E.
Robert H. Grubbs
Robert H. Grubbs was an American chemist renowned for his pioneering work on olefin metathesis, which revolutionized synthetic chemistry and earned him the Nobel Prize in Chemistry.
- 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: Ei-ichi Negishi Target entity description: Ei-ichi Negishi was a Japanese chemist renowned for developing the Negishi coupling, a pivotal palladium-catalyzed cross-coupling reaction in organic synthesis and for which he received the Nobel Prize in Chemistry.
-
A.
Richard F. Heck
Richard F. Heck was an American chemist best known for developing the Heck reaction, a pioneering palladium-catalyzed cross-coupling method that transformed organic synthesis.
-
B.
Sumio Iijima
Sumio Iijima is a Japanese physicist best known for his pioneering discovery and characterization of carbon nanotubes, which revolutionized the field of nanotechnology.
-
C.
Fukui Kenichi
Fukui Kenichi was a Japanese chemist and Nobel laureate renowned for his pioneering work on the frontier molecular orbital theory of chemical reactions.
-
D.
K. Barry Sharpless
K. Barry Sharpless is an American chemist renowned for his pioneering work in asymmetric synthesis and for co-founding the field of click chemistry, achievements that earned him multiple Nobel Prizes in Chemistry.
-
E.
Robert H. Grubbs
Robert H. Grubbs was an American chemist renowned for his pioneering work on olefin metathesis, which revolutionized synthetic chemistry and earned him the Nobel Prize in Chemistry.
- F. None of above. chosen
Statements (48)
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: Ei-ichi Negishi Description of subject: Ei-ichi Negishi was a Japanese chemist renowned for developing the Negishi coupling, a pivotal palladium-catalyzed cross-coupling reaction in organic synthesis and for which he received the Nobel Prize in Chemistry.
Referenced by (5)
Full triples — surface form annotated when it differs from this entity's canonical label.