This server implements the Cremer-Pople puckering coordinate analysis from J. Am. Chem. Soc. 97, 1354-1358 (1975). For scientific validation, compare results with quantum chemistry software.

Analyze Ring Conformation

Enter one atom per line
How to Use

1. Select sample or enter custom coordinates

2. Specify ring size (3-12 atoms)

3. Click Analyze to calculate puckering parameters


Format: One atom per line with x, y, z coordinates

Example: 1.0 0.0 0.6

Quick Test

Test the analysis with these buttons: