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

QCISD/6-311G** 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 250
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
-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 C4H10O Methyl propyl ether-0.433
Most positive difference C4H6 1-Methylcyclopropene0.790

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C4H10O Methyl propyl ether 1.530 -0.433
C4H6 1-Methylcyclopropene 1.515 -0.422
C3H3NO Isoxazole 1.356 -0.046
C2Cl2 dichloroacetylene 1.246 -0.040
C3H5 Allyl radical 1.428 -0.036
CH3CCl3 Ethane, 1,1,1-trichloro- 1.550 -0.030
C5H6 1,3-Cyclopentadiene 1.540 -0.028
C5H8 Spiropentane 1.557 -0.022
C5H6S Thiophene, 3-methyl- 1.530 -0.022
C4H5N Cyclopropanecarbonitrile 1.472 -0.021
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.354 -0.021
C2F6 hexafluoroethane 1.560 -0.020
C5H8O Cyclopentanone 1.557 -0.020
C4H4N2 Succinonitrile 1.561 -0.017
CH2CF2 Ethene, 1,1-difluoro- 1.340 -0.015
CH2CHCH3 Propene 1.353 -0.014
C9H8 Indene 1.415 -0.013
C2HF3 Trifluoroethylene 1.341 -0.013
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.531 -0.012
C3F6 hexafluoropropene 1.513 -0.012
CF2CCl2 difluorodichloroethylene 1.345 -0.012
C3H7N Cyclopropylamine 1.520 -0.012
C2H5NO3 Nitric acid, ethyl ester 1.528 -0.009
C5H8 Cyclopentene 1.350 -0.009
C4H5N Cyclopropanecarbonitrile 1.513 -0.008
C2Cl4 Tetrachloroethylene 1.354 -0.008
CH3COOH Acetic acid 1.517 -0.008
C6H4Cl2 1,3-dichlorobenzene 1.404 -0.008
C12H8 biphenylene 1.524 -0.008
CH3CHCHCH3 2-Butene, (E)- 1.347 -0.007
CH2CHCHCH2 1,3-Butadiene 1.476 -0.007
CHCCH2CH3 1-Butyne 1.544 -0.006
C10H8 Azulene 1.407 -0.006
C10H8 Azulene 1.414 -0.006
CHCCH2CH3 1-Butyne 1.217 -0.005
C6H5Cl chlorobenzene 1.402 -0.005
CF3COOH trifluoroacetic acid 1.546 -0.005
C3H6S Thietane 1.549 -0.004
C5H6 Propellane 1.596 -0.004
C4H6 Methylenecyclopropane 1.332 -0.004
C5H8 Ethenylcyclopropane 1.522 -0.004
C2H6 Ethane 1.536 -0.003
C5H6 Propellane 1.525 -0.003
CH3CHCHCH3 2-Butene, (Z)- 1.346 -0.003
C12H8 biphenylene 1.432 -0.003
C5H6S Thiophene, 3-methyl- 1.370 -0.003
CF3CN Acetonitrile, trifluoro- 1.492 -0.003
C4H5N Pyrrole 1.382 -0.003
C5H5N Pyridine 1.400 -0.003
CH2CHCH2CH3 1-Butene 1.342 -0.002
CH3CCCH3 2-Butyne 1.214 -0.002
C6H6 Fulvene 1.349 -0.002
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 -0.002
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 -0.002
CH3CHS Thioacetaldehyde 1.506 -0.002
CH2CCHCH3 1,2-Butadiene 1.515 -0.002
C6H6 Benzvalene 1.529 -0.002
CHOCHCHCH3 2-Butenal 1.345 -0.002
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.481 -0.001
C4H4S Thiophene 1.370 -0.001
CH2CHCHClCH3 1-Butene, 3-chloro- 1.503 -0.001
CH3CCl2CH3 Propane, 2,2-dichloro- 1.523 -0.001
CH3CHFCH3 2-Fluoropropane 1.521 -0.001
C12H8 biphenylene 1.428 -0.001
CH3OC2H5 Ethane, methoxy- 1.521 -0.001
C4H8 cyclobutane 1.555 -0.001
C2H Ethynyl radical 1.217 -0.001
CH3COF Acetyl fluoride 1.503 -0.001
CH3SCH2CH3 Ethane, (methylthio)- 1.530 -0.001
C4H4O Furan 1.361 -0.000
CH3CHCHCH3 2-Butene, (E)- 1.508 -0.000
CH3CH2SH ethanethiol 1.528 -0.000
C2H4 Ethylene 1.339 -0.000
C6H14 Hexane 1.533 -0.000
C6H6 Fulvene 1.355 -0.000
C5H8 1,3-Butadiene, 2-methyl- 1.512 -0.000
C5H8 Cyclopentene 1.518 0.000
C5H12 Propane, 2,2-dimethyl- 1.537 0.000
C6H5Cl chlorobenzene 1.399 0.001
CH2CHCHO Acrolein 1.341 0.001
CH2CHF Ethene, fluoro- 1.329 0.001
CH2CHCH2CH3 1-Butene 1.536 0.001
CHClCCl2 Trichloroethylene 1.337 0.001
C5H8 Bicyclo[1.1.1]pentane 1.557 0.001
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.329 0.001
C3H6O 2-Propen-1-ol 1.337 0.001
CH2CHCHClCH3 1-Butene, 3-chloro- 1.337 0.001
C3H6O 2-Propen-1-ol 1.502 0.001
CH3CHClCH3 Propane, 2-chloro- 1.522 0.001
C2H3Cl Ethene, chloro- 1.332 0.002
C5H12 Pentane 1.531 0.002
C12H8 biphenylene 1.372 0.002
CH3CH2CH2CH3 Butane 1.531 0.002
CH2CCHCH3 1,2-Butadiene 1.314 0.002
CH2ClCHO chloroacetaldehyde 1.521 0.002
C5H8 1,2-Butadiene, 3-methyl- 1.514 0.002
C2H3Br vinyl bromide 1.332 0.002
C2H2ClF 1-chloro-1-fluoroethylene 1.327 0.002
CH3COCH3 Acetone 1.520 0.002
C2H2O4 Oxalic Acid 1.544 0.002
CHOCHCHCH3 2-Butenal 1.501 0.002
CH3COCl Acetyl Chloride 1.506 0.002
C10H8 naphthalene 1.420 0.002
CH3CH2NH2 Ethylamine 1.531 0.003
C4H4N2 1,3-Diazine 1.393 0.003
C3H2O3 vinylene carbonate 1.331 0.003
C4H6 Methylenecyclopropane 1.542 0.003
C8H8 cubane 1.571 0.003
CH3CHCHCH3 2-Butene, (Z)- 1.506 0.003
C3F6 hexafluoropropene 1.329 0.003
C4H4N2 Pyrazine 1.397 0.003
C3H3N acrylonitrile 1.339 0.003
C2H2+ acetylene cation 1.253 0.003
C6H6 Benzene 1.397 0.003
C4H8O2 Ethyl acetate 1.515 0.003
CH3CCH propyne 1.207 0.003
C10H8 Azulene 1.398 0.003
C6H4Cl2 1,4-dichlorobenzene 1.394 0.003
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.469 0.003
C3H4N2 1H-Pyrazole 1.417 0.004
C4H6 Bicyclo[1.1.0]butane 1.497 0.004
CH2CHCHClCH3 1-Butene, 3-chloro- 1.522 0.004
C2H3 vinyl 1.316 0.004
HCCF Fluoroacetylene 1.198 0.004
C10H8 Azulene 1.405 0.004
CH2CS Thioketene 1.314 0.004
C4H8O2 Ethyl acetate 1.508 0.004
C2H2O2 Ethanedial 1.526 0.004
C2H5Br Ethyl bromide 1.518 0.004
C3H3NO Oxazole 1.353 0.004
CH3CSNH2 Ethanethioamide 1.512 0.004
CH2CHCH2F Allyl Fluoride 1.333 0.004
CH3CCCH3 2-Butyne 1.468 0.004
C2F2 difluoroacetylene 1.187 0.004
C6H4Cl2 1,3-dichlorobenzene 1.392 0.005
C4H6 Bicyclo[1.1.0]butane 1.498 0.005
C5H8 Spiropentane 1.482 0.005
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.507 0.005
CH3CH2CHO Propanal 1.523 0.005
C5H11N Piperidine 1.531 0.005
HCCCl Chloroacetylene 1.203 0.005
C(CN)4 tetracyanomethane 1.484 0.005
C2H4S Thiirane 1.484 0.005
C6H6 Benzvalene 1.339 0.005
CH2ClCCCl 1,3-dichloropropyne 1.456 0.005
C4H2O3 Maleic Anhydride 1.332 0.006
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.519 0.006
C4H6 Cyclobutene 1.342 0.006
CH3CH2O Ethoxy radical 1.521 0.006
C10H8 naphthalene 1.370 0.006
C3H4 cyclopropene 1.296 0.006
C2H5N Aziridine 1.481 0.006
C3H4 cyclopropene 1.509 0.006
C6H12 Cyclohexane 1.530 0.006
CH2CO Ketene 1.314 0.007
C3H8 Propane 1.526 0.007
HCCBr bromoacetylene 1.204 0.007
C5H8 Ethenylcyclopropane 1.334 0.007
C4H6 Cyclobutene 1.566 0.007
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.324 0.007
C5H8 1,3-Butadiene, 2-methyl- 1.340 0.007
C5H7N Cyclobutanecarbonitrile 1.551 0.007
C2H5CN ethyl cyanide 1.468 0.007
CH2CCH2 allene 1.308 0.007
C2H2 Acetylene 1.203 0.007
CH2CHCHCH2 1,3-Butadiene 1.337 0.007
C6H6 Trimethylenecycopropane 1.330 0.007
CH2ClCCCl 1,3-dichloropropyne 1.201 0.007
C2N2 Cyanogen 1.389 0.007
CH3CH2CHO Propanal 1.509 0.007
C4H9N Pyrrolidine 1.534 0.008
C5H10S 2H-Thiopyran, tetrahydro- 1.528 0.008
C6H6 Benzvalene 1.452 0.008
C4H4N2 Pyridazine 1.375 0.008
C3H4N2 1H-Pyrazole 1.374 0.008
C5H8O Methyl cyclopropyl ketone 1.510 0.008
CH3CH2OH Ethanol 1.512 0.008
C4H2 Diacetylene 1.205 0.008
C4H6 Cyclobutene 1.517 0.008
C4H4N2 Succinonitrile 1.465 0.008
C6H4Cl2 1,4-dichlorobenzene 1.388 0.009
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.528 0.009
CH3CH(CH3)CH3 Isobutane 1.525 0.009
C5H5N Pyridine 1.390 0.009
C5H8 Cyclopentene 1.540 0.009
C10H8 naphthalene 1.420 0.009
CH2CCl2 Ethene, 1,1-dichloro- 1.324 0.009
C4H2 Diacetylene 1.378 0.010
C4H4N2 Pyridazine 1.396 0.010
C5H8 Ethenylcyclopropane 1.475 0.010
CH3CHF2 Ethane, 1,1-difluoro- 1.498 0.010
C3H8O2 1,3-Propanediol 1.514 0.010
C3H4N2 1H-Imidazole 1.364 0.010
C6H4Cl2 1,3-dichlorobenzene 1.388 0.010
C4H4Se selenophene 1.433 0.010
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.511 0.010
CH3CF3 Ethane, 1,1,1-trifluoro- 1.494 0.011
C3H6 Cyclopropane 1.501 0.011
C6H6 Fulvene 1.476 0.011
C5H6 1,3-Cyclopentadiene 1.340 0.011
CH3CCH propyne 1.460 0.011
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.330 0.011
C2H2N2O Furazan 1.421 0.011
C2H5CN ethyl cyanide 1.526 0.011
CH3CH2Cl Ethyl chloride 1.510 0.011
C2H4O Ethylene oxide 1.459 0.012
CH3CHO Acetaldehyde 1.501 0.012
CHOCHCHCH3 2-Butenal 1.470 0.012
CH3CN Acetonitrile 1.458 0.012
C2H5F fluoroethane 1.505 0.012
C6H6 Fulvene 1.470 0.012
CH2CHOH ethenol 1.326 0.013
SiC2 Silicon dicarbide 1.265 0.013
C6H5Cl chlorobenzene 1.386 0.013
C2F4 Tetrafluoroethylene 1.311 0.014
C6H6 Benzvalene 1.503 0.014
C4H4S Thiophene 1.423 0.014
C4H4O Furan 1.431 0.014
CH2CCHCH3 1,2-Butadiene 1.301 0.014
CH2CHCH2F Allyl Fluoride 1.488 0.015
C4 Carbon tetramer 1.304 0.015
C5H8 1,3-Butadiene, 2-methyl- 1.463 0.015
C4H5N Pyrrole 1.417 0.015
CH2CHCH2CH3 1-Butene 1.493 0.016
C10H8 Azulene 1.484 0.016
C10H8 naphthalene 1.410 0.016
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.522 0.016
C2H4F2 1,2-difluoroethane 1.493 0.016
C3H2N2 Malononitrile 1.459 0.016
C2 Carbon diatomic 1.243 0.017
C4H6 Methylenecyclopropane 1.457 0.018
CHCCH2CH3 1-Butyne 1.457 0.018
C4N2 2-Butynedinitrile 1.370 0.018
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.317 0.018
C10H8 Azulene 1.377 0.019
C6H6 Trimethylenecycopropane 1.437 0.019
CH2CHCHO Acrolein 1.468 0.019
F2CCCF2 tetrafluoroallene 1.282 0.019
CH2CHCH3 Propene 1.488 0.019
C5H6S Thiophene, 3-methyl- 1.423 0.019
C3H3N acrylonitrile 1.426 0.019
C12H8 biphenylene 1.370 0.021
C5H6 1,3-Cyclopentadiene 1.460 0.021
HOCH2COOH Hydroxyacetic acid 1.495 0.021
C3 carbon trimer 1.277 0.021
CH(CN)3 tricyanomethane 1.460 0.022
C4N2 2-Butynedinitrile 1.190 0.022
ClCOClCO Oxalyl chloride 1.534 0.025
C5H8O Cyclopentanone 1.504 0.031
C4H6 1-Methylcyclopropene 1.300 0.217
C4H6 1-Methylcyclopropene 1.476 0.790