L-PROLINE 2,5-DIHYDROXYBENZOIC ACID (1/1) - A ZWITTERION CO-CRYSTAL

被引:20
作者
AAKEROY, CB
BAHRA, GS
BROWN, CR
HITCHCOCK, PB
PATELL, Y
SEDDON, KR
机构
[1] DRA, SEVENOAKS TN14 7BP, KENT, ENGLAND
[2] UNIV SUSSEX, SCH CHEM & MOLEC SCI, BRIGHTON BN1 9QJ, E SUSSEX, ENGLAND
来源
ACTA CHEMICA SCANDINAVICA | 1995年 / 49卷 / 10期
关键词
D O I
10.3891/acta.chem.scand.49-0762
中图分类号
Q5 [生物化学]; Q7 [分子生物学];
学科分类号
071010 ; 081704 ;
摘要
The crystal structure of L-proline 2,5-dihydroxybenzoic acid (1/1) (as determined by single-crystal X-ray diffraction), a rare example of a hydrogen-bonded, zwitterion co-crystal with non-linear optical properties, is reported. The colourless crystals are orthorhombic with a = 5.896(2), b = 11.486(1), c = 18.016(3) Angstrom, Z = 4, space group P2(1)2(1)2(1). The complex hydrogen-bond network within the structure is discussed in detail, and the possibilities of using such a material as a model system for theoretical and experimental investigations of hydrogen bonding are addressed.
引用
收藏
页码:762 / 767
页数:6
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