（C_6H_5）_3PO·p－ClC_6H_4OCH_2COOH的晶体结构

CRYSTAL STRUCTURE OF(C_6H_5)_3 PO·p-CIC_6H_4OCH_2COOH

合成了（Ｃ６Ｈ５）３ＰＯ·ｐ－ＣｌＣ６Ｈ４ＯＣＨ２ＣＯＯＨ并解析了其单晶体结构。结果表明该晶体属于正交晶系，空间群是Ｐｂｃａ，ａ＝１．７１２２（４）ｎｍ，ｂ＝２．３８０３（７）ｎｍ，ｃ＝１．１３２８（４）ｎｍ，该晶体由三苯基氧膦和对氯苯氧乙酸组成，但晶体中对氯苯氧乙酸同单独的对氯苯氧乙酸晶体结构比较，相应的键长和键角有明显的差异。

Synthesis and crystal structure of(C6H5)3 PO·p-ClC6H4OCH2COOH are reported.It crystallizes in orthorhombic system with space group Pbca,a=1.7122(4)nm,b=2.3803(7) nm,c=1.1328(4) nm,The molecule consists of(C6H5)3PO and p-ClC6H4OCH2 COOH,but bond distances and bond angles of p-ClC6H4OCH2COOH in the crystal are significantly different from those in p-ClC6H4OCH2COOH crystal.