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File:Enolate aldol dehydration mechanism2.svg

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Original file (SVG file, nominally 744 × 148 pixels, file size: 24 KB)

Description
English: Mechanism for the dehydration step in an aldol condensation reaction. Reaction drawn in LaTeX, converted PDF to SVG and manually edited for added text and simplification of diagram.
Date
Source Own work
Author Krishnavedala
Permission
(Reusing this file)
Public domain This image of a simple structural formula is ineligible for copyright and therefore in the public domain, because it consists entirely of information that is common property and contains no original authorship.
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 Enolate aldol dehydration mechanism.svg
 
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LaTeX source code
\documentclass[12pt,border=0pt,crop,multi=false,tikz,class=scrartcl]{standalone}
\usepackage[T1]{fontenc}
\usepackage[utf8]{inputenc}
\usepackage{chemfig,chemmacros}
\usepackage{lmodern}
\usepackage{gensymb}
\usepackage{textgreek}
 
%\chemsetup[chemformula]{font-shape=sf,format=\sffamily}
\renewcommand*{\familydefault}{\sfdefault}
\renewcommand*\printatom[1]{\ensuremath{\mathsf{#1}}}
\setatomsep{2em}
\setdoublesep{.6ex}
\setarrowdefault{,1,thick}
\setbondstyle{thick,cap=round}

\makeatother
 
\begin{document}
\definesubmol\nobond{-[,0.25,,,draw=none]}
\schemedebug{false}
\begin{tikzpicture}
\node [inner sep=5pt]{
\schemestart
	\chemnameinit{\chemfig{\lewis{0:4:,O}=[6]-[:-30](-[6]R)-[:30](-[:-30]-[6]R)-[2]\lewis{2:4:,O}|H}}
	\chemfig{\lewis{1:3:,O}=[6]-[:-30](-[:210,1.8,,,draw=none]CH_3|@{a1}\lewis{0:2:6:,O}\mch)(-[@{a3}:210]@{a2}H)(-[6]R)-[@{a4}:30](-[2]\lewis{2:4:,O}H)-[:-30]-[6]R}
    \arrow{<=>}
    \chemfig{\lewis{1:3:,O}=[6]-[:-30](-[:-120,.25,,,draw=none]@{b1}\mch)(-[6]R)-[@{b2}:30](-[@{b3}2]@{b4}\lewis{2:4:,O}H)-[:-30]-[6]R}
    \arrow{<->>[$-$\chemfig{H\lewis{0:2:6:,O}\mch}]}
    \chemfig{\lewis{1:3:,O}=[6]-[:-30](-[6]R)=_[:30]-[:-30]-[6]R}
    \chemmove[-stealth,shorten <=3pt, shorten >=2pt, red, thick]{
    	\draw (a1.north) .. controls ++(north:2em) and ++(north:2em) .. (a2.north);
        \draw (a3.north) .. controls ++(north:2em) and ++(north:2em) .. (a4.north);
        \draw (b1.north) .. controls ++(south:1em) and ++(south:2em) .. (b2.south);
        \draw (b3.east) .. controls ++(east:1em) and ++(south east:2em) .. (b4.south east);
    }
    \chemnameinit{}
\schemestop
};
\end{tikzpicture}
\end{document}

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17 February 2015

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Date/TimeThumbnailDimensionsUserComment
current18:20, 18 April 2023Thumbnail for version as of 18:20, 18 April 2023744 × 148 (24 KB)LoomCreekclearer mechanism
13:13, 18 February 2015Thumbnail for version as of 13:13, 18 February 2015480 × 119 (19 KB)Krishnavedalafixed text
13:04, 18 February 2015Thumbnail for version as of 13:04, 18 February 2015480 × 109 (19 KB)Krishnavedala{{Information |Description ={{en|1=Mechanism for the dehydration step in an aldol condensation reaction. Reaction drawn in LaTeX, converted PDF to SVG and manually edited for added text and simplification of diagram.}} |Source =...

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