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18 10 26 16 45

MP2/STO-3G 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 200
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-0.426
Most positive difference C4H6 1-Methylcyclopropene0.807

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C4H10O Methyl propyl ether 1.530 -0.426
C4H6 1-Methylcyclopropene 1.515 -0.410
C2H Ethynyl radical 1.217 -0.042
C3H5 Allyl radical 1.428 -0.029
CH2ClCHCl2 1,1,2-trichloroethane 1.580 -0.007
CH2CHCH3 Propene 1.353 -0.005
C3H4O Cyclopropanone 1.575 -0.004
C2H3 vinyl 1.316 -0.003
C4H6O Furan, 2,5-dihydro- 1.347 -0.001
C5H6 1,3-Cyclopentadiene 1.540 0.003
C6H5Br bromobenzene 1.420 0.004
CHCCH2CH3 1-Butyne 1.217 0.004
C9H8 Indene 1.415 0.004
C5H8O Cyclopentanone 1.557 0.004
C2H2N2O Furazan 1.421 0.005
C2H4 Ethylene 1.339 0.006
CH2CHCH2CH3 1-Butene 1.342 0.006
C7H12 Norbornane 1.573 0.008
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 0.008
CH2CHCHO Acrolein 1.341 0.011
C3H6O 2-Propen-1-ol 1.337 0.011
C6H6 Fulvene 1.355 0.011
C10H8 Azulene 1.414 0.011
C4H5N Pyrrole 1.382 0.011
C6H6 Fulvene 1.349 0.012
CH3CCH propyne 1.207 0.013
CH2CHCH2F Allyl Fluoride 1.333 0.013
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 0.014
CH2CCH2 allene 1.308 0.014
C6H5NO2 Nitrobenzene 1.399 0.015
C10H8 Azulene 1.407 0.015
C3H4 cyclopropene 1.509 0.015
C12H8 biphenylene 1.524 0.015
C5H4O2 4-Cyclopentene-1,3-dione 1.341 0.015
C6H5Br bromobenzene 1.401 0.015
C6H5CCH phenylacetylene 1.208 0.016
C5H8 Ethenylcyclopropane 1.334 0.016
C2H2 Acetylene 1.203 0.016
C6H4Cl2 1,3-dichlorobenzene 1.404 0.016
C6H6 Trimethylenecycopropane 1.330 0.017
C5H8 Ethenylcyclopropane 1.522 0.017
C4H6 Bicyclo[1.1.0]butane 1.497 0.018
HCCCl Chloroacetylene 1.203 0.018
C6H6 Benzvalene 1.339 0.018
C2H3Br vinyl bromide 1.332 0.018
C4H2O3 Maleic Anhydride 1.332 0.018
HCCBr bromoacetylene 1.204 0.018
C6H5CCH phenylacetylene 1.398 0.018
C12H8 biphenylene 1.428 0.019
C12H8 biphenylene 1.372 0.019
C6H5CCH phenylacetylene 1.396 0.019
C6H6 Benzene 1.397 0.019
C7H8 Norbornadiene 1.336 0.019
C2H6 Ethane 1.536 0.019
C6H5CN phenyl cyanide 1.396 0.019
C10H8 Azulene 1.405 0.020
C6H5CN phenyl cyanide 1.397 0.020
C7H12 Norbornane 1.546 0.020
C5H10 Cyclopentane 1.546 0.020
HCCF Fluoroacetylene 1.198 0.020
C5H6 1,3-Cyclopentadiene 1.340 0.020
C4H2 Diacetylene 1.205 0.021
HCCCN Cyanoacetylene 1.206 0.021
CH2CS Thioketene 1.314 0.021
CHCCH2CH3 1-Butyne 1.544 0.021
C8H8 cubane 1.571 0.021
C5H8 Bicyclo[1.1.1]pentane 1.557 0.021
C10H8 naphthalene 1.370 0.021
C4H8 cyclobutane 1.555 0.021
C10H8 naphthalene 1.420 0.022
C6H4Cl2 1,4-dichlorobenzene 1.394 0.022
C7H8 Norbornadiene 1.557 0.022
C6H5CH2CH3 Ethylbenzene 1.399 0.023
C10H8 Azulene 1.398 0.023
CH2CO Ketene 1.314 0.023
C12H8 biphenylene 1.432 0.023
C6H6 Benzvalene 1.529 0.023
CH2ClCCCl 1,3-dichloropropyne 1.201 0.023
CH2CHF Ethene, fluoro- 1.329 0.024
CH2FCH2CH3 1-Fluoropropane 1.534 0.024
C3H4N2 1H-Imidazole 1.364 0.024
C6H5CH2CH3 Ethylbenzene 1.524 0.025
CH3COCH2CH3 2-Butanone 1.531 0.027
CH2CHOH ethenol 1.326 0.027
CH2CHCH2CH3 1-Butene 1.536 0.027
C3H4 cyclopropene 1.296 0.027
C4H5N Pyrrole 1.417 0.027
C6H5CCH phenylacetylene 1.448 0.027
C10H16 adamantane 1.540 0.028
C2H2ClF 1-chloro-1-fluoroethylene 1.327 0.028
C2HF3 Trifluoroethylene 1.341 0.028
C6H4Cl2 1,3-dichlorobenzene 1.392 0.028
C3H6 Cyclopropane 1.501 0.028
C6H4Cl2 1,3-dichlorobenzene 1.388 0.029
C4H6 Bicyclo[1.1.0]butane 1.498 0.029
CF2CCl2 difluorodichloroethylene 1.345 0.029
C3H2O3 vinylene carbonate 1.331 0.029
C6H5CH2CH3 Ethylbenzene 1.535 0.030
C2F2 difluoroacetylene 1.187 0.030
C3H3NO Isoxazole 1.356 0.030
C6H6 Benzvalene 1.452 0.031
C2H5NO3 Nitric acid, ethyl ester 1.528 0.032
C2 Carbon diatomic 1.243 0.032
C6H4Cl2 1,4-dichlorobenzene 1.388 0.032
C5H4O2 4-Cyclopentene-1,3-dione 1.509 0.033
C10H8 naphthalene 1.420 0.033
CH3CH2CH2CH3 Butane 1.531 0.033
C6H5CN phenyl cyanide 1.451 0.033
C6F6 hexafluorobenzene 1.401 0.033
C12H10 biphenyl 1.489 0.033
C3H8 Propane 1.526 0.033
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.329 0.034
C5H7N Cyclobutanecarbonitrile 1.551 0.034
CH3CH2CHO Propanal 1.523 0.034
C6H6 Benzvalene 1.503 0.034
C4H4Se selenophene 1.433 0.034
C6H6 Fulvene 1.476 0.034
CH3CH2SH ethanethiol 1.528 0.035
C7H12 Norbornane 1.536 0.035
C7H8 Norbornadiene 1.530 0.036
C10H8 naphthalene 1.410 0.036
C12H8 biphenylene 1.370 0.036
CH2ClCH2CH3 Propane, 1-chloro- 1.525 0.037
C6H5CN phenyl cyanide 1.388 0.037
C2H5CN ethyl cyanide 1.526 0.038
C3H3NO Oxazole 1.353 0.038
C6H5CCH phenylacetylene 1.388 0.038
C4H6O2 2,3-Butanedione 1.527 0.038
CH3CH(CH3)CH3 Isobutane 1.525 0.039
CH3OC2H5 Ethane, methoxy- 1.521 0.039
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.481 0.039
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.324 0.039
C10H8 Azulene 1.377 0.039
C2H5I Ethyl iodide 1.521 0.039
CH3CHClCH3 Propane, 2-chloro- 1.522 0.040
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.469 0.040
C3O2 Carbon suboxide 1.251 0.040
C6H5Br bromobenzene 1.375 0.040
C6H6 Fulvene 1.470 0.041
C4H8O2 1,3-Dioxane 1.528 0.041
C6H6 Trimethylenecycopropane 1.437 0.041
C5H6 Propellane 1.525 0.041
C3H4O Cyclopropanone 1.475 0.041
C2H2+ acetylene cation 1.253 0.042
C4H6O Furan, 2,5-dihydro- 1.502 0.042
C3H6O 2-Propen-1-ol 1.502 0.042
CH3CCH propyne 1.460 0.043
C2H5Br Ethyl bromide 1.518 0.043
CH2ClCCCl 1,3-dichloropropyne 1.456 0.043
C4H2 Diacetylene 1.378 0.044
C4H8O2 Ethyl acetate 1.515 0.044
C5H8 Ethenylcyclopropane 1.475 0.044
C4 Carbon tetramer 1.304 0.044
CH3CCl2CH3 Propane, 2,2-dichloro- 1.523 0.045
C2H4S Thiirane 1.484 0.045
CH3CH2O Ethoxy radical 1.521 0.045
CH3CHS Thioacetaldehyde 1.506 0.046
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.522 0.046
C3F6 hexafluoropropene 1.329 0.046
C(CN)4 tetracyanomethane 1.484 0.046
C2N2 Cyanogen 1.389 0.046
C2H2O2 Ethanedial 1.526 0.046
C2H5CN ethyl cyanide 1.468 0.046
C5H6 1,3-Cyclopentadiene 1.460 0.047
C2H4O Ethylene oxide 1.459 0.047
F2CCCF2 tetrafluoroallene 1.282 0.047
CH3CSNH2 Ethanethioamide 1.512 0.047
C2H2O4 Oxalic Acid 1.544 0.047
CH3COCH3 Acetone 1.520 0.048
CH2CHCH2CH3 1-Butene 1.493 0.048
CH3CH2OH Ethanol 1.512 0.048
CH2CHCH3 Propene 1.488 0.049
CHCCH2CH3 1-Butyne 1.457 0.050
HCCCN Cyanoacetylene 1.376 0.050
CH3CHFCH3 2-Fluoropropane 1.521 0.051
CH3CN Acetonitrile 1.458 0.051
C3H8O2 1,3-Propanediol 1.514 0.052
CH2ClCHO chloroacetaldehyde 1.521 0.053
C4H8O2 Ethyl acetate 1.508 0.055
SiC2 Silicon dicarbide 1.265 0.056
C3H2N2 Malononitrile 1.459 0.056
C5H8O Methyl cyclopropyl ketone 1.510 0.057
C10H8 Azulene 1.484 0.058
CH3CH2CHO Propanal 1.509 0.058
CH3CHO Acetaldehyde 1.501 0.061
CH3COCH2CH3 2-Butanone 1.507 0.062
C2H5F fluoroethane 1.505 0.062
C3 carbon trimer 1.277 0.063
CH3COCH2CH3 2-Butanone 1.512 0.063
CH(CN)3 tricyanomethane 1.460 0.063
CH2CHCHO Acrolein 1.468 0.063
CH2CHCH2F Allyl Fluoride 1.488 0.065
ClCOClCO Oxalyl chloride 1.534 0.071
CH2FCH2CH3 1-Fluoropropane 1.501 0.071
C3F6 hexafluoropropene 1.513 0.075
HOCH2COOH Hydroxyacetic acid 1.495 0.076
C5H8O Cyclopentanone 1.504 0.077
CF3COOH trifluoroacetic acid 1.546 0.078
CH3CHF2 Ethane, 1,1-difluoro- 1.498 0.080
C4H6O2 2,3-Butanedione 1.507 0.083
C2H4F2 1,2-difluoroethane 1.493 0.091
C3F8 perfluoropropane 1.546 0.101
C2F6 hexafluoroethane 1.560 0.105
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.511 0.111
C5H6 Propellane 1.596 0.150
C4H6 1-Methylcyclopropene 1.300 0.223
C4H6 1-Methylcyclopropene 1.476 0.807