乳清酸

称谓

乳清酸 嘧啶酸 orotic acid

3D结构

C1=C(NC(=O)NC1=O)C(=O)O

结构

$结构式：$

-

\usepackage{chemfig}
\begin{document}
\chemfig{
N
	(-[6,0.3]H)
	(
			-[0.7,0.5]
			(-[7.3,0.5]
				(=[6,0.5]O)
				(-[0.7,0.5]OH)
			)
			(=[2,0.5]-[3.3,0.5]
				(=[2,0.5]O)
				(-[4.7,0.5]
					N
						(-[4,0.2]H)
						(-[6,0.5]
							(=[4.7,0.5]O)
							(-[7.3,0.4])
						)
				)
			)
	)
}
\end{document}

-

\usepackage{chemfig}
\begin{document}
\chemfig{
	(=[4.7,0.6]O)
	(-[2,0.6]N(-[4,0.2]H)(-[0.7,0.6]))
	(-[7.3,0.6]N(-[6,0.3]H)
		-[0.7,0.6]
			(-[7.3,0.6]
				(=[6,0.6]O)
				(-[0.7,0.6]OH)
			)
			(=[2,0.6]-[3.3,0.6]
				(=[2,0.6]O)
			)
	)
}
\end{document}

-

\usepackage{chemfig}
\begin{document}
\chemfig{
	(=[4.7,0.6]O)
	(-[2,0.6]N(-[4,0.2]H)(-[0.7,0.6]))
	(-[7.3,0.6]N(-[6,0.3]H)
		-[0.7,0.6]
			(-[7.3,0.6]COOH)
			(=[2,0.6]-[3.3,0.6]
				(=[2,0.6]O)
			)
	)
}
\end{document}