Diels–Kranz
E1223397
UNEXPLORED
Diels–Kranz is the standard scholarly edition and numbering system for the surviving fragments and testimonia of the Presocratic philosophers.
All labels observed (1)
| Label | Occurrences |
|---|---|
| Diels–Kranz canonical | 2 |
How this entity was disambiguated
This entity first appeared as the object of triple T16605686 — 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: Diels–Kranz Context triple: [Die Fragmente der Vorsokratiker, alsoKnownAs, Diels–Kranz]
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A.
Diels–Alder reaction
The Diels–Alder reaction is a fundamental organic chemistry cycloaddition that forms six-membered rings by combining a conjugated diene with a dienophile in a single, stereospecific step.
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B.
Eschenmoser–Claisen rearrangement
The Eschenmoser–Claisen rearrangement is a variant of the Claisen rearrangement in organic chemistry that converts allylic alcohols and amides into γ,δ-unsaturated carbonyl compounds via a [3,3]-sigmatropic rearrangement.
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C.
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.
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D.
Chichibabin reaction
The Chichibabin reaction is an organic chemistry transformation that introduces an amino group into heteroaromatic compounds, especially pyridines, using sodium amide.
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E.
Claisen rearrangement
The Claisen rearrangement is a pericyclic [3,3]-sigmatropic rearrangement in organic chemistry that converts allyl vinyl ethers (or related systems) into γ,δ-unsaturated carbonyl compounds with high stereospecificity.
- 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: Diels–Kranz Target entity description: Diels–Kranz is the standard scholarly edition and numbering system for the surviving fragments and testimonia of the Presocratic philosophers.
-
A.
Diels–Alder reaction
The Diels–Alder reaction is a fundamental organic chemistry cycloaddition that forms six-membered rings by combining a conjugated diene with a dienophile in a single, stereospecific step.
-
B.
Eschenmoser–Claisen rearrangement
The Eschenmoser–Claisen rearrangement is a variant of the Claisen rearrangement in organic chemistry that converts allylic alcohols and amides into γ,δ-unsaturated carbonyl compounds via a [3,3]-sigmatropic rearrangement.
-
C.
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.
-
D.
Chichibabin reaction
The Chichibabin reaction is an organic chemistry transformation that introduces an amino group into heteroaromatic compounds, especially pyridines, using sodium amide.
-
E.
Claisen rearrangement
The Claisen rearrangement is a pericyclic [3,3]-sigmatropic rearrangement in organic chemistry that converts allyl vinyl ethers (or related systems) into γ,δ-unsaturated carbonyl compounds with high stereospecificity.
- F. None of above. chosen
Referenced by (2)
Full triples — surface form annotated when it differs from this entity's canonical label.