D-别异亮氨酸（D-allo-Ile，D-alloisoleucine）

称谓

{D}$-Alloisoleucine D-别异亮氨酸

| α | β | | --- | --- | | R | S |

3D结构

CC[C@H](C)[C@H](C(=O)O)N

$结构式：$ -

\usepackage{chemfig}
\begin{document}
\chemfig{
C	(-[2,1]COOH
		-[2,0.5,,,transparent] % 上边缘支撑
	)
	(<[7.3,1]H)
	(<:[,1]NH_2)
	(-[4.7,1]C
		(-[3.3,1]CH_2-[3.3,1]CH_3)
		(<:[7.5,1]H)
		(<[6,1]CH_3)
	)
}
\end{document}

^2

-

\usepackage{chemfig}
\begin{document}
\chemfig{
C
	(-[0,1]NH_3^{+})
	(-[2,1]COO^{-})
	(-[4,1]H)
	-[6,1]C
		(-[0,1]H)
		(-[4,1]H_{3}C)
	-[6,1]CH_{2}
	-[6,1]CH_{3}
}
\end{document}

-

\usepackage{chemfig}
\begin{document}
\chemfig{
C
	(-[0,1]NH_3^{+})
	(-[2,1]COO^{-})
	(-[4,1]H)
	-[6,1]\textcolor{blue}{C}
		(-[0,1,,,,blue]\textcolor{blue}{H})
		(-[4,1,,,,blue]\textcolor{blue}{H_{3}C})
	-[6,1,,,,blue]\textcolor{blue}{C}(-[7.9,0.35,,,,transparent]\textcolor{blue}{H_{2}})
	-[6,1,,,,blue]\textcolor{blue}{C}(-[7.9,0.35,,,,transparent]\textcolor{blue}{H_{3}})
}
\end{document}

^1

---

-

\usepackage{chemfig}
\begin{document}
\chemfig{
C
	(<[0,1]NH_2)
	(<:[2,1]COOH
		-[2,0.5,,,transparent] % 上边缘支撑
	)
	(<[4,1]H)
	(<:[6,1]CH
		(-[5,1,1])
		(-[7,1,1]-[6,1])
	)
}
\end{document}

^3

-

\usepackage{chemfig}
\begin{document}
\chemfig{
	(-[0.7,1]COOH)
	(<:[6,0.8]NH_2)
	(-[3.3,1]
		(-[2,0.8]
			-[2,0.5,,,transparent] % 上边缘支撑
		)
		(-[4.7,1]-[3.3,1])
	)
}
\end{document}

^4