Definition of Sigmatropic. Meaning of Sigmatropic. Synonyms of Sigmatropic

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Definition of Sigmatropic

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Meaning of Sigmatropic from wikipedia

- In organic chemistry, a sigmatropic reaction (from Gr**** τρόπος (trópos) 'turn') is a pericyclic reaction wherein the net result is one sigma bond (σ-bond)...
- selection rules for an [i,j]-sigmatropic rearrangement are as follows: For supra/supra or antara/antara [i,j]-sigmatropic shifts, if i + j = 4n + 2 they...
- ylide. Many ylides react in sigmatropic reactions. The Sommelet-Hauser rearrangement is an example of a [2,3]-sigmatropic reaction. The Stevens rearrangement...
- 2,3-Sigmatropic rearrangements are a type of sigmatropic rearrangements and can be classified into two types. Rearrangements of allylic sulfoxides, amine...
- rearrangement is an extensively studied organic reaction involving the [3,3]-sigmatropic rearrangement of 1,5-dienes. It was developed by Arthur C. Cope and Elizabeth...
- Ludwig Claisen. The heating of an allyl vinyl ether will initiate a [3,3]-sigmatropic rearrangement to give a γ,δ-unsaturated carbonyl, driven by exergonically...
- chorismate to prephenate in almost all prototrophic organisms [1,5]-sigmatropic shift in the transformation of precorrin-8x to hydrogenobyrinic acid...
- release of electronica band Sigmatropic Sixteen Haiku & Other Stories. A subsequent limited edition 12-inch by Sigmatropic the following year, Could That...
- the reaction. The steric bulk of the ortho group ****ists in the [3,3]-sigmatropic rearrangement required for product formation. Three equivalents of the...
- unsaturated carbonyl compounds by a mechanism typical for such a [3,3]-sigmatropic rearrangement. The reaction is highly general: a wide variety of precursors...