self-condensev.
/ˌsɛlfkənˈdɛns/, U.S. /ˌsɛlfkənˈdɛns/ Chemistry.
intransitive. Of a compound: to undergo self-condensation. Also transitive: to cause (a compound) to undergo self-condensation.
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self-condense1930
1930 G. M. Kuettel Prepar. & Properties Ethyl Ester of B, B 1 Imino Dipropionic Acid (Master's thesis, Univ. Wisconsin–Madison) 10 Both compounds..gradually self-condense upon standing at room temperature, to produce white solid condensation products.
1941 Jrnl. Amer. Chem. Soc. 63 3158/2 It seems likely that ethyl t-butylacetate, which has been self-condensed by means of mesitylmagnesium bromide, could also be self-condensed by means of sodium triphenylmethyl.
1959 A. Albert Heterocyclic Chem. vii. 269 β-Keto-esters..self-condense to pyrones, e.g. ethyl acetoacetate gives 2-methyl-5-acetyl-6-hydroxy-γ-pyrone.
1977 J. March Adv. Org. Chem. (ed. 2) xvi. 879 Some aldehydes can perform only one of these functions and hence cannot be self-condensed, though they can often be condensed with a different aldehyde.
2003 Polymer 44 2631 Crosslinking of the dispersions with melamine showed that hexamethoxymethyl melamine does not self-condense during the curing and co-condensation was predominant.
This entry has been updated (OED Third Edition, January 2018; most recently modified version published online March 2022).
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