return to home page Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology
You are here: Home > Geometry > Experimental > Same bond/angle many molecules OR Comparisons > Geometry > Bonds, angles > Same bond/angle many molecules

Compare Bonds

18 10 26 16 45

HF/daug-cc-pVTZ for rCC

Histogram of Bond length differences (in Å) vs number of species


Differences greater than 1.800 are in the 1.800 bin. Differences less than -0.600 are in the -0.600 bin.

histogram chart 400
histogram chart 350 histogram chart
histogram chart 300 histogram chart
histogram chart 250 histogram chart
histogram chart 200 histogram chart
histogram chart 150 histogram chart
histogram chart 100 histogram chart
histogram chart 50 histogram chart
histogram chart 0 histogram chart histogram chart histogram chart histogram chart histogram chart
-0.600 -0.400 -0.200 0.000 0.200 0.400 0.600 0.800 1.000 1.200 1.400 1.600 1.800
bond length difference calc. - exp. (Å)

  Species Name Difference (Å)
Most negative difference C4H6 1-Methylcyclopropene-0.433
Most positive difference C4H8S Thiophene, tetrahydro-1.758

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C4H6 1-Methylcyclopropene 1.515 -0.433
C3H3NO Isoxazole 1.356 -0.079
C2Cl2 dichloroacetylene 1.246 -0.071
CH2ClCHCl2 1,1,2-trichloroethane 1.580 -0.065
CH3CHNOH Acetaldoxime 1.550 -0.057
C5H6 Bicyclo[2.1.0]pent-2-ene 1.560 -0.055
C5H6 Propellane 1.596 -0.054
C5H10 2-Pentene, (E)- 1.576 -0.053
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.354 -0.048
C5H8 Bicyclo[2.1.0]pentane 1.536 -0.045
C6H5Br bromobenzene 1.420 -0.041
C5H8 Spiropentane 1.557 -0.040
C2HF3 Trifluoroethylene 1.341 -0.038
CH2CF2 Ethene, 1,1-difluoro- 1.340 -0.038
CF2CCl2 difluorodichloroethylene 1.345 -0.037
C2Cl4 Tetrachloroethylene 1.354 -0.037
CH2CHCH3 Propene 1.353 -0.037
C5H6 1,3-Cyclopentadiene 1.540 -0.037
C4H6O Furan, 2,5-dihydro- 1.347 -0.036
CHCCH2CH3 1-Butyne 1.217 -0.034
C5H8 Cyclopentene 1.350 -0.034
CH3CCl3 Ethane, 1,1,1-trichloro- 1.550 -0.034
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.514 -0.032
C4H6 Bicyclo[1.1.0]butane 1.497 -0.032
C2H3CCH 1-Buten-3-yne 1.215 -0.032
C5H10 2-Pentene, (Z)- 1.561 -0.031
C6H8 1,4-Cyclohexadiene 1.347 -0.031
CH3CCCH3 2-Butyne 1.214 -0.031
CH3CHCHCH3 2-Butene, (E)- 1.347 -0.031
CH3CHCl2 Ethane, 1,1-dichloro- 1.540 -0.029
C2H2+ acetylene cation 1.253 -0.029
C5H6S Thiophene, 3-methyl- 1.530 -0.028
C5H6 Cyclopropylacetylene 1.211 -0.028
C6H8 1,3-Cyclohexadiene 1.349 -0.028
C3H7N Cyclopropylamine 1.520 -0.028
C5H6S Thiophene, 3-methyl- 1.370 -0.028
C4H6S Thiophene, 2,5-dihydro- 1.340 -0.028
C3H5ClO Oxirane, (chloromethyl)- 1.475 -0.027
C4H6 Methylenecyclopropane 1.332 -0.027
CHClCCl2 Trichloroethylene 1.337 -0.027
C6H12 (E)-3-methylpent-2-ene 1.349 -0.027
HCCCN Cyanoacetylene 1.206 -0.027
C4H5NO 3-Methylisoxazole 1.362 -0.027
C5H8O Cyclopentanone 1.557 -0.027
CH3CHCHCH3 2-Butene, (Z)- 1.346 -0.027
C4H4S Thiophene 1.370 -0.027
C4H5N Cyclopropanecarbonitrile 1.472 -0.026
C4H5N Cyclopropanecarbonitrile 1.513 -0.026
C4H5N Pyrrole 1.382 -0.026
C6H6 Fulvene 1.349 -0.026
C6H12 2,3-dimethyl-but-2-ene 1.353 -0.026
C6H10 1-Butyne, 3,3-dimethyl- 1.209 -0.026
HCCF Fluoroacetylene 1.198 -0.026
CH2CHCH2CH3 1-Butene 1.342 -0.026
C2H3CCH 1-Buten-3-yne 1.344 -0.026
C2F2 difluoroacetylene 1.187 -0.026
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.518 -0.025
CH3CCH propyne 1.207 -0.025
HCCCl Chloroacetylene 1.203 -0.025
C6H6 Fulvene 1.355 -0.025
C6F6 hexafluorobenzene 1.401 -0.025
C6H4Cl2 1,3-dichlorobenzene 1.404 -0.025
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.498 -0.025
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.329 -0.025
C4H4O Furan 1.361 -0.025
HCCBr bromoacetylene 1.204 -0.025
C3H2O3 vinylene carbonate 1.331 -0.024
C4H6O2 2,3-Butanedione 1.527 -0.024
C2H4 Ethylene 1.339 -0.024
C2H3Br vinyl bromide 1.332 -0.024
C3H4 cyclopropene 1.296 -0.024
C5H10 Cyclopropane, 1,1-dimethyl- 1.520 -0.024
CHOCHCHCH3 2-Butenal 1.345 -0.024
C2H3Cl Ethene, chloro- 1.332 -0.024
H2CCCCH2 Butatriene 1.283 -0.024
C5H6 Cyclopropylacetylene 1.527 -0.024
C5H6 1-Buten-3-yne, 2-methyl- 1.207 -0.024
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.339 -0.023
C5H8 1,4-Pentadiene 1.339 -0.023
CH2CHCHO Acrolein 1.341 -0.023
CH2CHF Ethene, fluoro- 1.329 -0.023
C6H5Cl chlorobenzene 1.402 -0.023
C3H3N acrylonitrile 1.339 -0.023
C4H2 Diacetylene 1.205 -0.023
C3H3NO Oxazole 1.353 -0.023
CH2CHCHClCH3 1-Butene, 3-chloro- 1.337 -0.023
C3H5ClO Oxirane, (chloromethyl)- 1.523 -0.022
C2H2 Acetylene 1.203 -0.022
C5H6 Propellane 1.525 -0.022
C4H6 Cyclobutene 1.342 -0.022
CH2CS Thioketene 1.314 -0.021
C2F6 hexafluoroethane 1.560 -0.021
C4H5NO 3-Methylisoxazole 1.514 -0.021
C4H5NO Isoxazole, 5-methyl- 1.362 -0.020
C3H8O2 Propylene glycol 1.540 -0.020
C2H3NO Nitrosoethylene 1.335 -0.020
C3H6O Propylene oxide 1.471 -0.020
C7H8 Norbornadiene 1.336 -0.020
C5H8O 2H-Pyran, 3,4-dihydro- 1.338 -0.020
C6H12 (E)-3-methylpent-2-ene 1.551 -0.020
CH2CCHCH3 1,2-Butadiene 1.314 -0.020
C2- carbon diatomic anion 1.268 -0.020
C5H5N Pyridine 1.400 -0.020
C5H8 Ethenylcyclopropane 1.522 -0.020
C6H8 Bicyclo[3.1.0]hex-2-ene 1.338 -0.020
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.531 -0.020
CH2CHCH2F Allyl Fluoride 1.333 -0.019
C5H8 Cyclobutane, methylene- 1.331 -0.019
C6H8 Bicyclo[3.1.0]hex-2-ene 1.522 -0.019
C6H5Br bromobenzene 1.401 -0.019
C4H2O3 Maleic Anhydride 1.332 -0.019
H2CCCCH2 Butatriene 1.318 -0.019
C5H4O2 4-Cyclopentene-1,3-dione 1.341 -0.019
C2H6O2 1,2-Ethanediol 1.530 -0.019
C5H10 2-Pentene, (Z)- 1.338 -0.019
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.324 -0.018
C4H5NO Isoxazole, 5-methyl- 1.505 -0.018
C7H12 Norbornane 1.573 -0.018
C6H10O cyclohexanone 1.545 -0.018
C2H5NO3 Nitric acid, ethyl ester 1.528 -0.018
C4H6S Thiophene, 2,5-dihydro- 1.518 -0.018
H2NCH2COOH Glycine 1.532 -0.018
C6H8 Bicyclo[3.1.0]hex-2-ene 1.530 -0.017
SiC2 Silicon dicarbide 1.265 -0.017
CH3CHClCH2CH3 Butane, 2-chloro- 1.534 -0.017
CH2CHCHCH2 1,3-Butadiene 1.337 -0.017
C8H8 cyclooctatetraene 1.337 -0.017
C4H8O2 1,3-Dioxolane, 2-methyl- 1.522 -0.017
C5H4O2 4-Cyclopentene-1,3-dione 1.509 -0.017
CH3COOH Acetic acid 1.517 -0.017
C5H10 2-Pentene, (E)- 1.334 -0.017
C6H5Cl chlorobenzene 1.399 -0.017
C3H4O Cyclopropanone 1.475 -0.017
C6H6 Trimethylenecycopropane 1.330 -0.017
C6H8 Bicyclo[3.1.0]hex-2-ene 1.521 -0.017
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.533 -0.017
C5H8 Ethenylcyclopropane 1.334 -0.017
C5H8 1,3-Butadiene, 2-methyl- 1.340 -0.017
CH2CCl2 Ethene, 1,1-dichloro- 1.324 -0.017
C4H5N (E)-2-Butenenitrile 1.336 -0.017
C2H8N2 Ethylenediamine 1.545 -0.017
C3H4N2 1H-Imidazole 1.364 -0.016
C3H4O Cyclopropanone 1.575 -0.016
C6H5CN phenyl cyanide 1.396 -0.016
CH2CCH2 allene 1.308 -0.016
C5H6 1-Buten-3-yne, 2-methyl- 1.336 -0.016
C6H5OH phenol 1.398 -0.016
C5H10 Cyclopentane 1.546 -0.015
C4H6 Methylenecyclopropane 1.542 -0.015
CHCCH2CH3 1-Butyne 1.544 -0.015
C3H4 cyclopropene 1.509 -0.014
C6H5F Fluorobenzene 1.397 -0.014
C6H5CN phenyl cyanide 1.397 -0.014
C6H6 Benzene 1.397 -0.014
C5H6 1,3-Cyclopentadiene 1.340 -0.014
C4H4N2 1,3-Diazine 1.393 -0.014
C5H6 Bicyclo[2.1.0]pent-2-ene 1.530 -0.014
C4H4N2 Pyrazine 1.397 -0.014
C6H8 Bicyclo[2.1.1]hex-2-ene 1.332 -0.014
C6H4Cl2 1,3-dichlorobenzene 1.392 -0.013
CH3CHS Thioacetaldehyde 1.506 -0.013
C5H6 Cyclopropylacetylene 1.503 -0.013
C6H8 Bicyclo[2.1.1]hex-2-ene 1.544 -0.013
C8H8 cubane 1.571 -0.013
C3H4N2 1H-Pyrazole 1.374 -0.013
C6H5CH3 toluene 1.395 -0.013
C6H5CH2CH3 Ethylbenzene 1.524 -0.013
C6H5CH3 toluene 1.395 -0.013
C6H5F Fluorobenzene 1.395 -0.013
C2H4S Thiirane 1.484 -0.013
C2H Ethynyl radical 1.217 -0.012
C2H5N Aziridine 1.481 -0.012
C6H5CH2CH3 Ethylbenzene 1.399 -0.012
CH2CHCHCH2 1,3-Butadiene 1.476 -0.012
CH3CH(NH2)COOH Alanine 1.544 -0.012
C2H6 Ethane 1.536 -0.012
C4H4N2 Pyridazine 1.375 -0.012
C5H10O 2-Butanone, 3-methyl- 1.525 -0.012
C3H6O Propylene oxide 1.513 -0.012
C7H12 Norbornane 1.546 -0.011
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.330 -0.011
C4H6 Bicyclo[1.1.0]butane 1.498 -0.011
C2F4 Tetrafluoroethylene 1.311 -0.011
CH3COCH2CH3 2-Butanone 1.531 -0.011
C3H6S Thietane 1.549 -0.011
C3H7SH 1-Propanethiol 1.536 -0.010
CH2CHOH ethenol 1.326 -0.010
C4 Carbon tetramer 1.304 -0.010
C5H8 Spiropentane 1.482 -0.010
CH2CO Ketene 1.314 -0.010
C6H8 1,4-Cyclohexadiene 1.511 -0.010
C5H8 Cyclopentene 1.518 -0.010
CH2CCHCH3 1,2-Butadiene 1.515 -0.009
C2H4O Ethylene oxide 1.459 -0.009
CH2ClCHO chloroacetaldehyde 1.521 -0.009
CH3COCH3 Acetone 1.520 -0.009
C5H8 Bicyclo[2.1.0]pentane 1.565 -0.009
CH2SHCH2SH 1,2-Ethanedithiol 1.530 -0.009
C6H10O cyclohexanone 1.542 -0.009
CH3COF Acetyl fluoride 1.503 -0.009
C6H5CN phenyl cyanide 1.451 -0.009
CH2CCHCH3 1,2-Butadiene 1.301 -0.009
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.317 -0.009
C6H12 (E)-3-methylpent-2-ene 1.511 -0.009
CH2ClCH2CH3 Propane, 1-chloro- 1.525 -0.009
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.530 -0.009
C3H4O Methylketene 1.518 -0.008
CH3OC2H5 Ethane, methoxy- 1.521 -0.008
CH3CONH2 Acetamide 1.519 -0.008
C7H8 Norbornadiene 1.557 -0.008
C6H5F Fluorobenzene 1.383 -0.008
CH3SCH2CH3 Ethane, (methylthio)- 1.530 -0.008
CH3CHCHCH3 2-Butene, (E)- 1.508 -0.008
C5H5N Pyridine 1.390 -0.008
CH3CH2SH ethanethiol 1.528 -0.008
C5H8 1,3-Butadiene, 2-methyl- 1.512 -0.007
C5H8 Cyclobutane, methylene- 1.524 -0.007
C6H5CH3 toluene 1.394 -0.007
CH2CHCHClCH3 1-Butene, 3-chloro- 1.503 -0.007
C6H4Cl2 1,3-dichlorobenzene 1.388 -0.007
C4H5N (E)-2-Butenenitrile 1.501 -0.007
CH2CHCH2CH3 1-Butene 1.536 -0.007
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.528 -0.007
CH3COCl Acetyl Chloride 1.506 -0.007
C6H8 1,3-Cyclohexadiene 1.536 -0.007
CH3CSNH2 Ethanethioamide 1.512 -0.006
C5H8 Cyclobutane, methylene- 1.557 -0.006
CH3CCl2CH3 Propane, 2,2-dichloro- 1.523 -0.006
C4H8O2 1,3-Dioxane 1.528 -0.006
C10H16 adamantane 1.540 -0.006
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.508 -0.006
CHOCHCHCH3 2-Butenal 1.501 -0.006
C4H4N2 Pyridazine 1.396 -0.006
CF3COOH trifluoroacetic acid 1.546 -0.006
CH3CHClCH3 Propane, 2-chloro- 1.522 -0.006
C3 carbon trimer 1.277 -0.006
CH3CH2NH2 Ethylamine 1.531 -0.006
C2H2O2 Ethanedial 1.526 -0.006
C4H6 Cyclobutene 1.566 -0.005
C4H8O2 Ethyl acetate 1.508 -0.005
C5H8 1,4-Pentadiene 1.511 -0.005
C6H8 Bicyclo[3.1.0]hex-2-ene 1.529 -0.005
CH3CH2CH2CH3 Butane 1.531 -0.005
C3H4N2 1H-Pyrazole 1.417 -0.005
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.481 -0.005
C2H5Br Ethyl bromide 1.518 -0.005
C5H12 Pentane 1.531 -0.005
C3H7SH 1-Propanethiol 1.529 -0.005
C5H8 1,2-Butadiene, 3-methyl- 1.514 -0.005
C3H6 Cyclopropane 1.501 -0.005
C5H8O 2H-Pyran, 3,4-dihydro- 1.510 -0.005
C3H4O Methylketene 1.306 -0.005
CH3CH2CHO Propanal 1.509 -0.005
CH3CHCHCH3 2-Butene, (Z)- 1.506 -0.005
C2H2O4 Oxalic Acid 1.544 -0.005
C5H12 Propane, 2,2-dimethyl- 1.537 -0.004
C6H5CH2CH3 Ethylbenzene 1.535 -0.004
C6H5CH3 toluene 1.513 -0.004
C4H8O2 Ethyl acetate 1.515 -0.004
C4H10O Ethoxy ethane 1.517 -0.004
C6H5Cl chlorobenzene 1.386 -0.004
C5H7N Cyclobutanecarbonitrile 1.551 -0.004
CH3CH2O Ethoxy radical 1.521 -0.004
C4H6 Cyclobutene 1.517 -0.004
C4H10O Propane, 2-methoxy- 1.528 -0.003
CH2CHCHClCH3 1-Butene, 3-chloro- 1.522 -0.003
C5H11N Piperidine 1.531 -0.003
C6H5NH2 aniline 1.392 -0.003
C5H10O 2H-Pyran, tetrahydro- 1.531 -0.003
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.507 -0.003
CH3CH2CHO Propanal 1.523 -0.003
C5H8 Bicyclo[2.1.0]pentane 1.528 -0.002
C(CN)4 tetracyanomethane 1.484 -0.002
C2 Carbon diatomic 1.243 -0.002
CF3CN Acetonitrile, trifluoro- 1.492 -0.002
C4H5NO Isoxazole, 5-methyl- 1.427 -0.002
C6H8 Bicyclo[3.1.0]hex-2-ene 1.494 -0.002
C5H6 1-Buten-3-yne, 2-methyl- 1.445 -0.002
C5H8O 2H-Pyran, 3,4-dihydro- 1.530 -0.002
CH3CCCH3 2-Butyne 1.468 -0.002
C6H12 Cyclohexane 1.530 -0.002
C4H10O Ethanol, 1,1-dimethyl- 1.529 -0.001
C5H8O Methyl cyclopropyl ketone 1.510 -0.001
C3F8 perfluoropropane 1.546 -0.001
C5H10 Cyclopropane, 1,1-dimethyl- 1.514 -0.001
C6H5CN phenyl cyanide 1.388 -0.001
C3H8 Propane 1.526 -0.001
C4H6O Furan, 2,5-dihydro- 1.502 -0.001
C4H9N Pyrrolidine 1.534 -0.001
C3H5Cl3 Propane, 1,2,3-trichloro- 1.524 -0.001
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.519 -0.001
C5H10O 2-Butanone, 3-methyl- 1.534 -0.000
CH3CHO Acetaldehyde 1.501 0.000
CH3CH2OH Ethanol 1.512 0.001
C6H12 2,3-dimethyl-but-2-ene 1.511 0.001
C5H10S 2H-Thiopyran, tetrahydro- 1.528 0.001
C7H12 Norbornane 1.536 0.001
C6H6 Fulvene 1.476 0.002
C2H5CN ethyl cyanide 1.468 0.002
CHOCHCHCH3 2-Butenal 1.470 0.002
C2H3CCH 1-Buten-3-yne 1.434 0.002
C4H6 Methylenecyclopropane 1.457 0.002
C5H8O 2H-Pyran, 3,4-dihydro- 1.516 0.002
CH3CH(CH3)CH3 Isobutane 1.525 0.003
C2H3 vinyl 1.316 0.003
C5H8 Cyclopentene 1.540 0.003
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.528 0.003
C2H5CN ethyl cyanide 1.526 0.003
CH3CH2Cl Ethyl chloride 1.510 0.003
C6H6 Trimethylenecycopropane 1.437 0.003
CH3CHF2 Ethane, 1,1-difluoro- 1.498 0.004
CH3COCH2CH3 2-Butanone 1.512 0.004
C5H8 Ethenylcyclopropane 1.475 0.004
C3H8O2 1,3-Propanediol 1.514 0.004
CH3CHSHCH3 2-Propanethiol 1.520 0.004
C6H6 Fulvene 1.470 0.004
C2H5F fluoroethane 1.505 0.004
C2N2 Cyanogen 1.389 0.004
CH3COCH2CH3 2-Butanone 1.507 0.005
CH3CCH propyne 1.460 0.005
C8H8 cyclooctatetraene 1.470 0.005
C5H6 1-Buten-3-yne, 2-methyl- 1.501 0.005
C4H10O Propane, 2-methoxy- 1.519 0.006
C5H8 Bicyclo[2.1.0]pentane 1.507 0.006
C4H5NO 3-Methylisoxazole 1.427 0.006
CH3CN Acetonitrile 1.458 0.006
C4H5N (E)-2-Butenenitrile 1.432 0.006
C2H2N2O Furazan 1.421 0.006
CH3CF3 Ethane, 1,1,1-trifluoro- 1.494 0.007
C7H8 Norbornadiene 1.530 0.007
CH2CHCH2F Allyl Fluoride 1.488 0.007
C4H4Se selenophene 1.433 0.007
C4H2 Diacetylene 1.378 0.007
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.511 0.007
C6H5Br bromobenzene 1.375 0.008
C4H5N Pyrrole 1.417 0.008
CH2CHCH2CH3 1-Butene 1.493 0.008
C4H4O Furan 1.431 0.009
CH2CHCHO Acrolein 1.468 0.009
C4H4S Thiophene 1.423 0.009
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.522 0.009
C3H2N2 Malononitrile 1.459 0.009
C2H4F2 1,2-difluoroethane 1.493 0.010
C5H8 1,3-Butadiene, 2-methyl- 1.463 0.011
C6H10O cyclohexanone 1.503 0.011
CH2CHCH3 Propene 1.488 0.011
HCCCN Cyanoacetylene 1.376 0.011
CHCCH2CH3 1-Butyne 1.457 0.011
C5H10 2-Pentene, (Z)- 1.490 0.012
C6H8 Bicyclo[3.1.0]hex-2-ene 1.482 0.013
C5H6 1,3-Cyclopentadiene 1.460 0.014
C3H3N acrylonitrile 1.426 0.015
CH3CH(NH2)COOH Alanine 1.509 0.015
ClCOClCO Oxalyl chloride 1.534 0.015
C5H6S Thiophene, 3-methyl- 1.423 0.015
C5H8O Cyclopentanone 1.504 0.017
C5H10 2-Pentene, (E)- 1.484 0.021
C5H6 Cyclopropylacetylene 1.422 0.024
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.398 0.026
C4H4N2O2 Uracil 1.430 0.031
C4H6O2 2,3-Butanedione 1.507 0.036
C4H6 1-Methylcyclopropene 1.300 0.196
C4H6 1-Methylcyclopropene 1.476 0.765
C4H8S Thiophene, tetrahydro- 1.532 1.758