Untuk memudahkan penulisan rumus dan struktur kimia menggunakan LaTeX berikut diberikan contoh-contohnya.
Contoh 1:
$
[preamble]
usepackage{mhchem}
[/preamble]
ce{MgSO_{4}cdot12H_{2}O(s)}
$
Contoh 1 menggunakan usepackage{mhchem} untuk memunculkan rumus. Hasilnya seperti berikut
$
[preamble]
usepackage{mhchem}
[/preamble]
ce{MgSO_{4}cdot12H_{2}O(s)}
$
Contoh 2:
[latex]
[+preamble]
usepackage{chemfig}
[/preamble]
chemname{chemfig{R-C(-[:-30]OH)=[:30]O}}{Carboxylic\acid}
chemsign{+}
chemname{chemfig{R’OH}}{Alcohol}
chemrel{->}
chemname{chemfig{R-C(-[:-30]OR’)=[:30]O}}{Ester}
chemsign{+}
chemname{chemfig{H_2O}}{Water}
chemnameinit{}
[/latex]
Contoh 2 menggunakan usepackage{chemfig} untuk memunculkan gambar struktur.Hasilnya adalah
[latex]
[+preamble]
usepackage{chemfig}
[/preamble]
chemname{chemfig{R-C(-[:-30]OH)=[:30]O}}{Carboxylic\acid}
chemsign{+}
chemname{chemfig{R’OH}}{Alcohol}
chemrel{->}
chemname{chemfig{R-C(-[:-30]OR’)=[:30]O}}{Ester}
chemsign{+}
chemname{chemfig{H_2O}}{Water}
chemnameinit{}
[/latex]
Contoh 3:
[latex]
[preamble]
usepackage{chemfig}
[/preamble]
chemfig{-[:30]=[::-60]-[:30]OH}
[/latex]
Contoh 3 menggunakan usepackage{chemfig} untuk memunculkan gambar struktur. Hasilnya adalah
[latex]
[preamble]
usepackage{chemfig}
[/preamble]
chemfig{
-[:30]=[::-60]-[:30]OH
}
[/latex]
Contoh 4:
[latex]
[preamble]
usepackage{chemfig}
[/preamble]
chemfig{
*6(-(-R^2)=-(-[::-60]=[::-60]N-*6(=(-R^3)-=(-R^4)-=(-R^3)-))=(-OH)-(-R^1)=)}
[/latex]
Contoh 4 menggunakan usepackage{chemfig} untuk memunculkan gambar struktur. Hasilnya adalah
[latex]
[preamble]
usepackage{chemfig}
[/preamble]chemfig{
*6(-(-R^2)=-(-[::-60]=[::-60]N-*6(=(-R^3)-=(-R^4)-=(-R^3)-))=(-OH)-(-R^1)=)}
[/latex]
Contoh 5
[latex]
[preamble]
usepackage{chemfig}
[/preamble]
chemfig{-[:30](-[2])-[:-30]OH}
chemrel{->}
chemfig{-[:30](-[2])=^[:-30]O}
[/latex]
Hasilnya adalah
[latex]
[preamble]
usepackage{chemfig}
[/preamble]
chemfig{-[:30](-[2])-[:-30]OH}
chemrel{->}
chemfig{-[:30](-[2])=^[:-30]O}
[/latex]
Contoh 6
[latex]
[preamble]
usepackage{chemfig}
[/preamble]
chemfig{*6(=-=(-(=[2]O)-[::-60]O-[0]O-[::30](=[2]O)-[::-60]*6(=-=-=-))-=-)}
chemrel{->}{[$Delta$]}
2 chemfig{*6(=-=(-(=[2]O)-[::-60]lewis{0.,O})-=-)}
chemrel{->}
2 chemfig{*6(=-=(-[,.15,,,draw=none]lewis{0.,})-=-)}+}ch{2 CO2 ^}
[/latex]
Hasilnya sebagai berikut
[latex]
[preamble]
usepackage{chemfig}
[/preamble]
chemfig{*6(=-=(-(=[2]O)-[::-60]O-[0]O-[::30](=[2]O)-[::-60]*6(=-=-=-))-=-)}
chemrel{->}{[$Delta$]}
2 chemfig{*6(=-=(-(=[2]O)-[::-60]lewis{0.,O})-=-)}
chemrel{->}
2 chemfig{*6(=-=(-[,.15,,,draw=none]lewis{0.,})-=-)} +ch{2 CO2 ^}
[/latex]
Contoh 7
[latex]
[preamble]
usepackage{chemfig}
[/preamble]
setcrambond{2pt}{}{}
chemfig{
HO-[2,.5,2]?<[7,.7](-[2,.5]OH)-[,,,,line width=2.4pt](-[6,.5]OH)>[1,.7]
(-[:-65,.7]O-[:65,.7]?[b](-[2,.7]CH_2OH)<[:-60,.707](-[6,.5]OH)
-[,,,,line width=2.4pt](-[2,.5,,2]HO)>[:60,.707](-[6,.5]CH_2OH)-[:162,.9]O?[b])
-[3,.7]O-[4]?(-[2,.3]-[3,.5]HO)}
setatomsep{2em}
chemfig{
H_3C-[:72]{color{blue}N}
*5(-
*6(-(={color{red}O})-{color{blue}N}(-CH_3)-(={color{red}O})-{color{blue}N}(-CH_3)-=)
--{color{blue}N}=-)}
[/latex]
Hasilnya adalah
[latex]
[preamble]
usepackage{chemfig}
[/preamble]
setcrambond{2pt}{}{}
chemfig{
HO-[2,.5,2]?<[7,.7](-[2,.5]OH)-[,,,,line width=2.4pt](-[6,.5]OH)>[1,.7]
(-[:-65,.7]O-[:65,.7]?[b](-[2,.7]CH_2OH)<[:-60,.707](-[6,.5]OH)
-[,,,,line width=2.4pt](-[2,.5,,2]HO)>[:60,.707](-[6,.5]CH_2OH)-[:162,.9]O?[b])
-[3,.7]O-[4]?(-[2,.3]-[3,.5]HO)}
setatomsep{2em}
chemfig{
H_3C-[:72]{color{blue}N}
*5(-
*6(-(={color{red}O})-{color{blue}N}(-CH_3)-(={color{red}O})-{color{blue}N}(-CH_3)-=)
–{color{blue}N}=-)}
[/latex]
Contoh 8
[latex]
[preamble]
usepackage{mhchem}
[/preamble]
ce{SO4^2-}
ce{^{227}_{90}Th+}
ce{Abond{-}Bbond{=}Cbond{#}D}
ce{CO2 + C -> 2CO}
ce{SO4^2- + Ba^2+ -> BaSO4 v}
[/latex]
Hasilny adalah
[latex]
[preamble]
usepackage{mhchem}
[/preamble]
ce{SO4^2-}
ce{^{227}_{90}Th+}
ce{Abond{-}Bbond{=}Cbond{#}D}
ce{CO2 + C -> 2CO}
ce{SO4^2- + Ba^2+ -> BaSO4 v}
[/latex]
Referensi:
1) https://en.wikibooks.org/wiki/LaTeX/Chemical_Graphics
2) http://www.latex-community.org/know-how/434-chemistry-molecules
3) http://tex.stackexchange.com/questions/52722/can-you-make-chemical-structure-diagrams-in-latex
4) http://www.johndcook.com/blog/2010/12/08/typesetting-chemistry-in-latex/
5) http://www.holoborodko.com/pavel/2011/05/09/chemistry-in-wordpress-using-quicklatex/
6) http://www.mychemistry.eu/