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ureido; C-N-C-N cis ureido; C-N-C-N trans

ureido; C-N-C-N trans



General| C,H only| N-H| O-H| Other N or O| Sulfur| Halo/halide| Alkali Metal| Amino acid

General
 Links to statistical data  Links to theoretical energy data
Contact Group CSD PDB Stats Theory
any C,N,O,S or H 5188 444    
any polar X-H (X= N,O or S) 1333 142  
* This search has not been done.

General| C,H only| N-H| O-H| Other N or O| Sulfur| Halo/halide| Alkali Metal| Amino acid

C,H only
 Links to statistical data  Links to theoretical energy data
Contact Group CSD PDB Stats Theory
any alkyl C-H 685 132  
methylene 98 31  
methyl 135 36  
any aromatic C-H 442 31  
substituted aromatic carbon 69 16  
phenyl 108 8  
* This search has not been done.

General| C,H only| N-H| O-H| Other N or O| Sulfur| Halo/halide| Alkali Metal| Amino acid

N-H
 Links to statistical data  Links to theoretical energy data
Contact Group CSD PDB Stats Theory
any NH 1008 71  
any uncharged NH 237 *  
any cationic NH 110 *  
aromatic cationic N-H 6 *  
amide NH 196 25
uncharged C(sp2)/C(ar)-NH2 8 *  
cationic RNH3 10 10
cationic R3NH   *    
* This search has not been done.

General| C,H only| N-H| O-H| Other N or O| Sulfur| Halo/halide| Alkali Metal| Amino acid

O-H
 Links to statistical data  Links to theoretical energy data
Contact Group CSD PDB Stats Theory
any OH 325 71  
alcohol OH 18 15
phenol OH 16    
water 79 56
* This search has not been done.

General| C,H only| N-H| O-H| Other N or O| Sulfur| Halo/halide| Alkali Metal| Amino acid


Other N or O
 Links to statistical data  Links to theoretical energy data
Contact Group CSD PDB Stats Theory
aromatic or sp2 N 84 6  
cyano 15    
pyramidal R3N   *    
uncharged planar R3N 1    
cationic planar R3N        
any terminal O 785 97  
any C=O 643 97
amide C=O 367 52
ester C=O 6    
carboxylate 30 27
aliphatic ether 9    
linking O in esters 2    
aromatic O 6    
sulfoxide/sulfone O 3    
nitro 107 *  
* This search has not been done.

General| C,H only| N-H| O-H| Other N or O| Sulfur| Halo/halide| Alkali Metal| Amino acid

Sulfur
 Links to statistical data  Links to theoretical energy data
Contact Group CSD PDB Stats Theory
any S 30    
any C=S 3    
aliphatic thioether 2    
aromatic S 2    
* This search has not been done.

General| C,H only| N-H| O-H| Other N or O| Sulfur| Halo/halide| Alkali Metal| Amino acid

Halo/Halide
 Links to statistical data  Links to theoretical energy data
Contact Group CSD PDB Stats Theory
any C-F 4    
any C-Cl 4    
any C-Br 1    
any C-I 2    
chloride ion 8    
bromide ion 4    
iodide ion        
* This search has not been done.

General| C,H only| N-H| O-H| Other N or O| Sulfur| Halo/Halide| Alkali Metal| Amino acid

Alkali Metal
 Links to statistical data  Links to theoretical energy data
Contact Group CSD PDB Stats Theory
lithium ion        
sodium ion        
potassium ion 1    
rubidium ion 10    
cesuim ion 10    
* This search has not been done.

General| C,H only| N-H| O-H| Other N or O| Sulfur| Halo/halide| Alkali Metal| Amino acid

Amino acid
 Links to statistical data  Links to theoretical energy data
Contact Group CSD PDB Stats Theory
CONH2 370 14  
imidazole * 18  
guanidinium * 18    
* This search has not been done.




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