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  2. 2-Chlorobutane - Wikipedia

    en.wikipedia.org/wiki/2-Chlorobutane

    This is because 2-chlorobutane possesses two different sets of β-hydrogens at the first and third carbons respectively, resulting in 1-butene or 2-butene. It is important to note that as a secondary alkyl halide, both E2 and Sn2 reactions are equally likely when reacting with a substance that can act as both a base and a nucleophile.

  3. Structural isomer - Wikipedia

    en.wikipedia.org/wiki/Structural_isomer

    Functional isomers are structural isomers which have different functional groups, resulting in significantly different chemical and physical properties. [ 11 ] An example is the pair propanal H 3 C–CH 2 –C(=O)-H and acetone H 3 C–C(=O)–CH 3 : the first has a –C(=O)H functional group, which makes it an aldehyde , whereas the second has ...

  4. Isotopomer - Wikipedia

    en.wikipedia.org/wiki/Isotopomer

    Isotopomers or isotopic isomers are isomers which differ by isotopic substitution, and which have the same number of atoms of each isotope but in a different arrangement. For example, CH 3 OD and CH 2 DOH are two isotopomers of monodeuterated methanol .

  5. 1,4-Dichlorobutane - Wikipedia

    en.wikipedia.org/wiki/1,4-Dichlorobutane

    1,4-Dichlorobutane can be obtained from 1,4-butanediol as well as from tetrahydrofuran. [1]1,4-Dihalobutanes are well suited for the synthesis of 5-membered ring heterocyces.

  6. Isomer - Wikipedia

    en.wikipedia.org/wiki/Isomer

    Discounting isomers that are equivalent under rotations, there are nine isomers that differ by this criterion, and behave as different stable substances (two of them being enantiomers of each other). The most common one in nature ( myo -inositol) has the hydroxyls on carbons 1, 2, 3 and 5 on the same side of that plane, and can therefore be ...

  7. Isomorphism (crystallography) - Wikipedia

    en.wikipedia.org/wiki/Isomorphism_(crystallography)

    Mitscherlich's law of isomorphism, or the law of isomorphism, is an approximate law suggesting that crystals composed of the same number of similar elements tend to demonstrate isomorphism. [ 3 ] Mitscherlich's law is named for German chemist Eilhard Mitscherlich , [ 4 ] who formulated the law and published it between 1819 and 1823.

  8. Molecular geometry - Wikipedia

    en.wikipedia.org/wiki/Molecular_geometry

    This is because they exhibit a handedness that is commonly found in living systems. One manifestation of this chirality or handedness is that they have the ability to rotate polarized light in different directions. Protein folding concerns the complex geometries and different isomers that proteins can take.

  9. But-2-ene - Wikipedia

    en.wikipedia.org/wiki/But-2-ene

    The two isomers are extremely difficult to separate by distillation because of the proximity of their boiling points (~4 °C for cis and ~1 °C for trans [5]). However, separation is unnecessary in most industrial settings, as both isomers behave similarly in most of the desired reactions.