Triple

T6254843
Position Surface form Disambiguated ID Type / Status
Subject Ryoji Noyori E140136 entity
Predicate notableWork P4 FINISHED
Object Noyori asymmetric hydrogenation catalysts
Noyori asymmetric hydrogenation catalysts are highly efficient chiral ruthenium complexes that enable enantioselective hydrogenation of ketones and related substrates, revolutionizing asymmetric synthesis in organic chemistry.
E580172 NE FINISHED

How this triple was built (4 steps)

Every LLM step that produced this triple, in pipeline order — named-entity classification, the disambiguation choices (the exact options shown, with the pick highlighted), and the generated description. The batch + timestamp of each is in the Provenance table below.

NER Named-entity recognition gpt-5-mini
Instruction
Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).
Input
Phrase: Noyori asymmetric hydrogenation catalysts | Statement: [Ryoji Noyori, notableWork, Noyori asymmetric hydrogenation catalysts]
NED1 Entity disambiguation (via context triple) gpt-5-mini-2025-08-07
Target entity: Noyori asymmetric hydrogenation catalysts
Context triple: [Ryoji Noyori, notableWork, Noyori asymmetric hydrogenation catalysts]
  • A. Sharpless asymmetric dihydroxylation
    Sharpless asymmetric dihydroxylation is a landmark chemical reaction that uses chiral catalysts to add two hydroxyl groups across an alkene with high enantioselectivity, revolutionizing asymmetric synthesis in organic chemistry.
  • B. Enantioselective Chemical Synthesis
    Enantioselective Chemical Synthesis is a foundational work in organic chemistry that systematically presents strategies and methods for constructing chiral molecules with high stereocontrol.
  • C. Trost asymmetric allylic alkylation
    Trost asymmetric allylic alkylation is a palladium-catalyzed enantioselective carbon–carbon bond-forming reaction that enables the synthesis of chiral molecules from prochiral allylic substrates.
  • D. Buchwald–Hartwig amination
    The Buchwald–Hartwig amination is a palladium-catalyzed cross-coupling reaction that forms carbon–nitrogen bonds by coupling aryl (or vinyl) halides with amines, widely used in the synthesis of pharmaceuticals and fine chemicals.
  • E. Corey–Winter olefin synthesis
    Corey–Winter olefin synthesis is an organic reaction that converts 1,2-diols into alkenes via cyclic thiocarbonate intermediates, widely used for stereospecific formation of double bonds.
  • F. None of above. chosen
  • G. Unsure - the case is ambiguous/there is not enough information to decide.
NEDg Description generation gpt-5.1
Instruction
Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"
Input
Entity: Noyori asymmetric hydrogenation catalysts
Triple: [Ryoji Noyori, notableWork, Noyori asymmetric hydrogenation catalysts]
Generated description
Noyori asymmetric hydrogenation catalysts are highly efficient chiral ruthenium complexes that enable enantioselective hydrogenation of ketones and related substrates, revolutionizing asymmetric synthesis in organic chemistry.
NED2 Entity disambiguation (via description) gpt-5-mini-2025-08-07
Target entity: Noyori asymmetric hydrogenation catalysts
Target entity description: Noyori asymmetric hydrogenation catalysts are highly efficient chiral ruthenium complexes that enable enantioselective hydrogenation of ketones and related substrates, revolutionizing asymmetric synthesis in organic chemistry.
  • A. Sharpless asymmetric dihydroxylation
    Sharpless asymmetric dihydroxylation is a landmark chemical reaction that uses chiral catalysts to add two hydroxyl groups across an alkene with high enantioselectivity, revolutionizing asymmetric synthesis in organic chemistry.
  • B. Enantioselective Chemical Synthesis
    Enantioselective Chemical Synthesis is a foundational work in organic chemistry that systematically presents strategies and methods for constructing chiral molecules with high stereocontrol.
  • C. Trost asymmetric allylic alkylation
    Trost asymmetric allylic alkylation is a palladium-catalyzed enantioselective carbon–carbon bond-forming reaction that enables the synthesis of chiral molecules from prochiral allylic substrates.
  • D. Buchwald–Hartwig amination
    The Buchwald–Hartwig amination is a palladium-catalyzed cross-coupling reaction that forms carbon–nitrogen bonds by coupling aryl (or vinyl) halides with amines, widely used in the synthesis of pharmaceuticals and fine chemicals.
  • E. Corey–Winter olefin synthesis
    Corey–Winter olefin synthesis is an organic reaction that converts 1,2-diols into alkenes via cyclic thiocarbonate intermediates, widely used for stereospecific formation of double bonds.
  • F. None of above. chosen

Provenance (5 batches)

The batch behind each pipeline step, in order, with when it ran. Timestamps are batch-level — stages were processed in waves, so the object chain (NER → NED1 → NEDg → NED2) reads in order, but predicate / elicitation batches can sit in a different wave.

Step Stage Batch ID Status When
creating Elicitation batch_69c008b4858c819095b0199114a9a87b completed March 22, 2026, 3:20 p.m.
NER Named-entity recognition batch_69c06363d6008190bf05e003b1f74497 completed March 22, 2026, 9:47 p.m.
NED1 Entity disambiguation (via context triple) batch_69c2443138788190835ed3fd99f21827 completed March 24, 2026, 7:58 a.m.
NEDg Description generation batch_69c4fb6ab25081909bce29ecee57cb42 completed March 26, 2026, 9:24 a.m.
NED2 Entity disambiguation (via description) batch_69c4fc5c18088190ba2ee0d182d7f3c2 completed March 26, 2026, 9:29 a.m.
Created at: March 22, 2026, 4:24 p.m.