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List of experimental bond lengths for bond type rC:C

Bond lengths in Å.
Click on an entry for more experimental geometry data.
bond type Species Name Length Comment
rC:C C10H8 naphthalene 1.370
rC:C C12H8 biphenylene 1.370
rC:C C12H8 biphenylene 1.372
rC:C C4H4N2 Pyridazine 1.375
rC:C C6H5Br bromobenzene 1.375
rC:C C10H8 Azulene 1.377 re
rC:C C6H5F Fluorobenzene 1.383
rC:C C6H5Cl chlorobenzene 1.386
rC:C C6H5CN phenyl cyanide 1.388
rC:C C6H4Cl2 1,4-dichlorobenzene 1.388
rC:C C6H5CCH phenylacetylene 1.388
rC:C C6H4Cl2 1,3-dichlorobenzene 1.388
rC:C C5H5N Pyridine 1.390 near CN bond
rC:C C6H5NH2 aniline 1.392 assumed all equivalent
rC:C C6H4Cl2 1,3-dichlorobenzene 1.392
rC:C C4H4N2 1,3-Diazine 1.393
rC:C C6H4Cl2 1,4-dichlorobenzene 1.394
rC:C C6H5CH3 toluene 1.394
rC:C C6H5CH3 toluene 1.395
rC:C C6H5CH3 toluene 1.395
rC:C C6H5F Fluorobenzene 1.395
rC:C C6H5CCH phenylacetylene 1.396
rC:C C6H5CN phenyl cyanide 1.396
rC:C C4H4N2 Pyridazine 1.396
rC:C C4H4N2 Pyrazine 1.397
rC:C C6H6 Benzene 1.397
rC:C C6H5F Fluorobenzene 1.397
rC:C C6H5CN phenyl cyanide 1.397
rC:C C6H4Cl2 1,2-dichlorobenzene 1.398
rC:C C6H5OH phenol 1.398 regular hexagon assuemd for carbons
rC:C C10H8 Azulene 1.398 re
rC:C C6H5CCH phenylacetylene 1.398
rC:C C6H5NO2 Nitrobenzene 1.399 average value
rC:C C6H5CH2CH3 Ethylbenzene 1.399
rC:C C6H5Cl chlorobenzene 1.399
rC:C C5H5N Pyridine 1.400 far from CN bond
rC:C C6F6 hexafluorobenzene 1.401
rC:C C6H5Br bromobenzene 1.401
rC:C C6H5Cl chlorobenzene 1.402
rC:C C6H4Cl2 1,3-dichlorobenzene 1.404
rC:C C10H8 Azulene 1.405 re
rC:C C10H8 Azulene 1.407
rC:C C10H8 naphthalene 1.410 outside CC
rC:C C10H8 Azulene 1.414 re
rC:C C10H8 naphthalene 1.420
rC:C C10H8 naphthalene 1.420
rC:C C6H5Br bromobenzene 1.420
rC:C C12H8 biphenylene 1.428
rC:C C12H8 biphenylene 1.432
rC:C C10H8 Azulene 1.484 re
 
Average 1.398 ±0.018
Min 1.370
Max 1.484