|
Figure 1
The 1D zigzag chains and 2D structure of pyrazine-2-carboxylic acid formed by O—H⋯N and C—H⋯O hydrogen bonds (dashed lines) between adjacent molecules. Reproduced from Shi et al. (2006 ![]() |
|
Figure 1
The 1D zigzag chains and 2D structure of pyrazine-2-carboxylic acid formed by O—H⋯N and C—H⋯O hydrogen bonds (dashed lines) between adjacent molecules. Reproduced from Shi et al. (2006 ![]() |