Triple
T16803397
| Position | Surface form | Disambiguated ID | Type / Status |
|---|---|---|---|
| Subject | Trost asymmetric allylic alkylation |
E408414
|
entity |
| Predicate | belongsToClass |
P1244
|
FINISHED |
| Object |
Tsuji–Trost reactions
Tsuji–Trost reactions are palladium-catalyzed allylic substitution processes widely used in organic synthesis to form carbon–carbon and carbon–heteroatom bonds with high regio- and stereocontrol.
|
E1233134
|
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: Tsuji–Trost reactions | Statement: [Trost asymmetric allylic alkylation, belongsToClass, Tsuji–Trost reactions]
NED1
Entity disambiguation (via context triple)
gpt-5-mini-2025-08-07
Target entity: Tsuji–Trost reactions Context triple: [Trost asymmetric allylic alkylation, belongsToClass, Tsuji–Trost reactions]
-
A.
Eschenmoser sulfide contraction
Eschenmoser sulfide contraction is an organic rearrangement reaction that converts certain sulfur-containing intermediates into carbonyl compounds, widely used in complex molecule and natural product synthesis.
-
B.
Stork enamine reaction
The Stork enamine reaction is a key carbon–carbon bond-forming method in organic chemistry that uses enamines as nucleophiles to alkylate or acylate carbonyl compounds in a controlled, selective way.
-
C.
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.
-
D.
Corey–Nicolaou macrolactonization
Corey–Nicolaou macrolactonization is a widely used organic synthesis reaction that forms large-ring lactones from hydroxy acids via an activated ester intermediate.
-
E.
Heck reaction
The Heck reaction is a palladium-catalyzed cross-coupling between alkenes and aryl or vinyl halides, widely used in organic synthesis to form carbon–carbon 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: Tsuji–Trost reactions Triple: [Trost asymmetric allylic alkylation, belongsToClass, Tsuji–Trost reactions]
Generated description
Tsuji–Trost reactions are palladium-catalyzed allylic substitution processes widely used in organic synthesis to form carbon–carbon and carbon–heteroatom bonds with high regio- and stereocontrol.
NED2
Entity disambiguation (via description)
gpt-5-mini-2025-08-07
Target entity: Tsuji–Trost reactions Target entity description: Tsuji–Trost reactions are palladium-catalyzed allylic substitution processes widely used in organic synthesis to form carbon–carbon and carbon–heteroatom bonds with high regio- and stereocontrol.
-
A.
Eschenmoser sulfide contraction
Eschenmoser sulfide contraction is an organic rearrangement reaction that converts certain sulfur-containing intermediates into carbonyl compounds, widely used in complex molecule and natural product synthesis.
-
B.
Stork enamine reaction
The Stork enamine reaction is a key carbon–carbon bond-forming method in organic chemistry that uses enamines as nucleophiles to alkylate or acylate carbonyl compounds in a controlled, selective way.
-
C.
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.
-
D.
Corey–Nicolaou macrolactonization
Corey–Nicolaou macrolactonization is a widely used organic synthesis reaction that forms large-ring lactones from hydroxy acids via an activated ester intermediate.
-
E.
Heck reaction
The Heck reaction is a palladium-catalyzed cross-coupling between alkenes and aryl or vinyl halides, widely used in organic synthesis to form carbon–carbon 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_69d88393905081908d00a86b99996ac8 |
completed | April 10, 2026, 4:58 a.m. |
| NER | Named-entity recognition | batch_69e3b2ca46f88190b56e81d75012496c |
completed | April 18, 2026, 4:35 p.m. |
| NED1 | Entity disambiguation (via context triple) | batch_6a00ab16a13081908427d4f253cb14fa |
completed | May 10, 2026, 3:58 p.m. |
| NEDg | Description generation | batch_6a00ab8a416c819097ed3d6c915ac373 |
completed | May 10, 2026, 4 p.m. |
| NED2 | Entity disambiguation (via description) | batch_6a00ac301f188190ae25d5ae7a39eb34 |
completed | May 10, 2026, 4:02 p.m. |
Created at: April 10, 2026, 5:22 a.m.