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Estimation of Urinary Nanocrystals in Humans using Calcium Fluorophore Labeling and Nanoparticle Tracking Analysis

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Creatinium hydrogen oxalate.

A Jahubar Ali, S Athimoolam, S Asath Bahadur

Acta Crystallographica. Section E, Structure Reports Online

|February 21, 2012

Summary

This summary is machine-generated.

The crystal structure of a novel compound was determined using hydrogen bonds. This analysis revealed specific arrangements of cations and anions, forming distinct molecular aggregations.

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Area of Science:

Crystallography
Materials Science
Chemical Physics

Background:

Understanding the crystal structure of compounds is crucial for predicting their properties.
Hydrogen bonding plays a significant role in stabilizing crystal lattices.

Purpose of the Study:

To determine the crystal structure of the compound C(4)H(10)N(3)O(2) (+)·C(2)HO(4) (-).
To investigate the role of hydrogen bonds in the stabilization of the crystal structure.
To analyze the aggregation patterns of cations and anions within the unit cell.

Main Methods:

Single-crystal X-ray diffraction was employed to elucidate the crystal structure.
Analysis of intermolecular interactions, specifically N-H⋯O and O-H⋯O hydrogen bonds.

Main Results:

The crystal structure is stabilized by N-H⋯O and O-H⋯O hydrogen bonds.
Anionic oxalate (C(2)HO(4) (-)) units form C(5) chains along the c axis via O-H⋯O hydrogen bonds.
Cationic (C(4)H(10)N(3)O(2) (+)) units form dimers around unit cell corners, creating an R(2)(2)(14) ring motif.
Distinct cationic and anionic molecular aggregations were observed at specific positions within the unit cell.

Conclusions:

The crystal packing is dictated by a combination of hydrogen bonding and specific cationic/anionic arrangements.
The observed R(2)(2)(14) ring motif and chain formation highlight the directional nature of hydrogen bonding in this system.
The study provides insights into the supramolecular assembly of organic salts.