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Hammond's postulate (or alternatively the Hammond–Leffler postulate), is a hypothesis in physical organic chemistry which describes the geometric structure of the transition state in an organic chemical reaction. First proposed by George Hammond in 1955, the postulate states that:
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transition state reaction postulate energy hammond's structure rate reactants products step intermediate therefore states principle product one hammond carbocation two
| Subject | Predicate | Object | Confidence | Src |
|---|---|---|---|---|
| a carbocation | instance of | the rate-limiting step is the initial formation of an unstable species | 0.80 | text |
| Hammond's postulate | related to Applying the postulate | Hammond's | 0.60 | section |
| Hammond's postulate | related to Applying the postulate | While | 0.60 | section |
| Hammond's postulate | related to Applying the postulate | The | 0.60 | section |
| Hammond's postulate | related to Applying the postulate | This | 0.60 | section |
| Hammond's postulate | related to E1 reactions | An E1 | 0.60 | section |
| Hammond's postulate | related to E1 reactions | This | 0.60 | section |
| Hammond's postulate | related to E1 reactions | The | 0.60 | section |
| Hammond's postulate | related to E1 reactions | Stabilization | 0.60 | section |
| Hammond's postulate | related to E1 reactions | CH3 | 0.60 | section |
| Hammond's postulate | related to E1 reactions | CH3CH2 | 0.60 | section |
| Hammond's postulate | related to E1 reactions | Furthermore | 0.60 | section |
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