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18 10 26 16 45

MP2/aug-cc-pVDZ 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 300
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
-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-0.428
Most positive difference C4H6 1-Methylcyclopropene0.801

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C4H10O Methyl propyl ether 1.530 -0.428
C4H6 1-Methylcyclopropene 1.515 -0.416
CH3CHNOH Acetaldoxime 1.550 -0.051
C3H5 Allyl radical 1.428 -0.041
C2H Ethynyl radical 1.217 -0.025
CH3CHCl2 Ethane, 1,1-dichloro- 1.540 -0.023
C5H8 Bicyclo[2.1.0]pentane 1.536 -0.023
C4H6O2 2,3-Butanedione 1.527 -0.020
C3H3NO Isoxazole 1.356 -0.019
C5H8O Cyclopentanone 1.557 -0.018
C2H3 vinyl 1.316 -0.018
C2F6 hexafluoroethane 1.560 -0.017
C2Cl2 dichloroacetylene 1.246 -0.016
C3F6 hexafluoropropene 1.513 -0.015
C6H5Br bromobenzene 1.420 -0.014
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.531 -0.012
C6H5CH2CH3 Ethylbenzene 1.524 -0.012
CH2CHCHCH2 1,3-Butadiene 1.476 -0.011
C2H6O2 1,2-Ethanediol 1.530 -0.011
C5H4O2 4-Cyclopentene-1,3-dione 1.509 -0.011
C4H6S Thiophene, 2,5-dihydro- 1.518 -0.011
CH3COOH Acetic acid 1.517 -0.010
C6H10O cyclohexanone 1.545 -0.009
H2NCH2COOH Glycine 1.532 -0.009
C6H5CCH phenylacetylene 1.448 -0.009
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.354 -0.009
C2H2N2O Furazan 1.421 -0.008
C2H8N2 Ethylenediamine 1.545 -0.007
C12H8 biphenylene 1.524 -0.007
C6H5CN phenyl cyanide 1.451 -0.007
C3H6O Propylene oxide 1.513 -0.006
C3H7N Cyclopropylamine 1.520 -0.006
C7H12 Norbornane 1.573 -0.006
C12H10 biphenyl 1.489 -0.005
CH2CF2 Ethene, 1,1-difluoro- 1.340 -0.005
CHCCH2CH3 1-Butyne 1.544 -0.005
CH3CHS Thioacetaldehyde 1.506 -0.004
CH3COF Acetyl fluoride 1.503 -0.004
C4H4Se selenophene 1.433 -0.004
C2H2O4 Oxalic Acid 1.544 -0.003
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.481 -0.003
C3H6S Thietane 1.549 -0.003
CH2SHCH2SH 1,2-Ethanedithiol 1.530 -0.003
C2H6 Ethane 1.536 -0.003
CH2CHCH3 Propene 1.353 -0.003
CH3CHFCH3 2-Fluoropropane 1.521 -0.002
C3H7SH 1-Propanethiol 1.536 -0.002
C2H2O2 Ethanedial 1.526 -0.002
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.469 -0.002
C2HF3 Trifluoroethylene 1.341 -0.002
CH3CH(NH2)COOH Alanine 1.544 -0.002
CH3COCH3 Acetone 1.520 -0.002
CH2CCHCH3 1,2-Butadiene 1.515 -0.002
C12H8 biphenylene 1.428 -0.002
CH3CCl2CH3 Propane, 2,2-dichloro- 1.523 -0.002
CH3COCl Acetyl Chloride 1.506 -0.002
C7H16 heptane 1.534 -0.002
CH3OC2H5 Ethane, methoxy- 1.521 -0.001
CH3CHCHCH3 2-Butene, (E)- 1.508 -0.001
C3H6O 2-Propen-1-ol 1.502 -0.001
CH2ClCH2CH3 Propane, 1-chloro- 1.525 -0.001
CH3SCH2CH3 Ethane, (methylthio)- 1.530 -0.000
CH2CHCH2F Allyl Fluoride 1.350 -0.000
C7H12 Norbornane 1.546 0.000
CH3CH2SH ethanethiol 1.528 0.000
C6F6 hexafluorobenzene 1.401 0.000
CH3CONH2 Acetamide 1.519 0.000
C5H8 1,4-Pentadiene 1.511 0.000
C12H8 biphenylene 1.432 0.001
C6H4Cl2 1,3-dichlorobenzene 1.404 0.001
CF2CCl2 difluorodichloroethylene 1.345 0.001
C3H7SH 1-Propanethiol 1.529 0.001
CH3CHCHCH3 2-Butene, (Z)- 1.506 0.001
CH3CHClCH3 Propane, 2-chloro- 1.522 0.001
C4H8O2 Ethyl acetate 1.508 0.002
C4H8O2 1,3-Dioxane 1.528 0.002
C4H6O Furan, 2,5-dihydro- 1.347 0.002
C6H6 Fulvene 1.476 0.002
CH3CH2CH2CH3 Butane 1.531 0.002
C10H16 adamantane 1.540 0.002
C4H8 cyclobutane 1.555 0.002
C10H8 Azulene 1.407 0.003
CH3CH2NH2 Ethylamine 1.531 0.003
CH3CSNH2 Ethanethioamide 1.512 0.003
CH2CHCH2CH3 1-Butene 1.536 0.003
C4H8O2 Ethyl acetate 1.515 0.003
C5H8 Cyclobutane, methylene- 1.524 0.003
C6H10 cyclohexene 1.510 0.003
C10H8 Azulene 1.414 0.003
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.507 0.003
C6H5Cl chlorobenzene 1.402 0.003
CH3CH2CHO Propanal 1.509 0.003
C6H10O cyclohexanone 1.542 0.003
C2H5Br Ethyl bromide 1.518 0.003
C2H3CCH 1-Buten-3-yne 1.434 0.003
C2N2 Cyanogen 1.389 0.004
C3H6O Propylene oxide 1.471 0.004
C5H8 Ethenylcyclopropane 1.522 0.004
CH3CHCHCH3 2-Butene, (E)- 1.347 0.005
CH2ClCCCl 1,3-dichloropropyne 1.456 0.005
H2CCCCH2 Butatriene 1.283 0.005
C6H5CH2CH3 Ethylbenzene 1.535 0.005
CH3CH2CHO Propanal 1.523 0.005
C5H8 Ethenylcyclopropane 1.475 0.005
C(CN)4 tetracyanomethane 1.484 0.005
C4H6O Furan, 2,5-dihydro- 1.502 0.005
CH3CH2O Ethoxy radical 1.521 0.005
C2H4S Thiirane 1.484 0.005
C6H6 Fulvene 1.470 0.005
C6H10 cyclohexene 1.530 0.005
CH3CCCH3 2-Butyne 1.468 0.005
C5H8O Methyl cyclopropyl ketone 1.510 0.005
C5H8 Bicyclo[2.1.0]pentane 1.565 0.006
C3H4O Cyclopropanone 1.475 0.006
C5H8 Bicyclo[1.1.1]pentane 1.557 0.006
C2H5CN ethyl cyanide 1.468 0.006
C6H10 cyclohexene 1.530 0.006
C6H5Br bromobenzene 1.401 0.006
C3H8 Propane 1.526 0.007
CH3CHO Acetaldehyde 1.501 0.007
C4H6 Methylenecyclopropane 1.332 0.007
CH3CHF2 Ethane, 1,1-difluoro- 1.498 0.008
CH3CH2OH Ethanol 1.512 0.008
C5H6 Propellane 1.525 0.008
C6H6 Benzvalene 1.503 0.008
C5H8 Cyclobutane, methylene- 1.557 0.008
C10H8 naphthalene 1.420 0.008
C5H10S 2H-Thiopyran, tetrahydro- 1.528 0.008
C6H5Cl chlorobenzene 1.399 0.009
C8H8 cubane 1.571 0.009
C4H6 Cyclobutene 1.517 0.009
CH2CHCH2CH3 1-Butene 1.342 0.009
CH3CH(CH3)CH3 Isobutane 1.525 0.009
C6H5CN phenyl cyanide 1.396 0.009
C3H8O2 1,3-Propanediol 1.514 0.009
C6H5CCH phenylacetylene 1.396 0.009
C6H5OH phenol 1.398 0.009
CH3CHCHCH3 2-Butene, (Z)- 1.346 0.009
C4H9N Pyrrolidine 1.534 0.009
C5H8 Bicyclo[2.1.0]pentane 1.528 0.010
HCCCN Cyanoacetylene 1.376 0.010
C6H5CCH phenylacetylene 1.398 0.010
C4H6S Thiophene, 2,5-dihydro- 1.340 0.010
C6H6 Benzvalene 1.529 0.010
C2H4 Ethylene 1.339 0.010
C2H5F fluoroethane 1.505 0.010
CH3CHSHCH3 2-Propanethiol 1.520 0.010
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 0.010
CH2CHF Ethene, fluoro- 1.329 0.010
C6H5CN phenyl cyanide 1.397 0.011
C7H12 Norbornane 1.536 0.011
C6H5F Fluorobenzene 1.397 0.011
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 0.011
C4H6 Bicyclo[1.1.0]butane 1.498 0.011
C6H6 Benzene 1.397 0.011
C2H5N Aziridine 1.481 0.011
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.329 0.011
C10H8 Azulene 1.398 0.011
CH3CH2Cl Ethyl chloride 1.510 0.011
C4H6 Cyclobutene 1.566 0.011
C5H7N Cyclobutanecarbonitrile 1.551 0.012
C5H8 1,4-Pentadiene 1.339 0.012
C6H4Cl2 1,4-dichlorobenzene 1.394 0.012
C2H3CCH 1-Buten-3-yne 1.344 0.012
C6H5CH2CH3 Ethylbenzene 1.399 0.012
C2H3Cl Ethene, chloro- 1.332 0.012
C4H5N Pyrrole 1.417 0.012
CH2CHCHO Acrolein 1.468 0.012
CH3CCH propyne 1.460 0.013
C2H5CN ethyl cyanide 1.526 0.013
C3H6O 2-Propen-1-ol 1.337 0.013
C6H5F Fluorobenzene 1.395 0.013
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.511 0.013
C2H3Br vinyl bromide 1.332 0.013
C10H8 Azulene 1.405 0.013
CH3CN Acetonitrile 1.458 0.013
CH2CHCHO Acrolein 1.341 0.013
C6H4Cl2 1,3-dichlorobenzene 1.392 0.013
CH2CHCH2CH3 1-Butene 1.493 0.013
CH2CCHCH3 1,2-Butadiene 1.314 0.013
C6H6 Fulvene 1.349 0.013
C2H2ClF 1-chloro-1-fluoroethylene 1.327 0.014
C2H4F2 1,2-difluoroethane 1.493 0.014
C4H6 Methylenecyclopropane 1.542 0.014
C3H3N acrylonitrile 1.339 0.015
C3H4O Cyclopropanone 1.575 0.015
C10H8 naphthalene 1.410 0.015
C6H10 cyclohexene 1.340 0.015
C5H8 Cyclobutane, methylene- 1.331 0.015
C4H5N Pyrrole 1.382 0.015
C3F6 hexafluoropropene 1.329 0.016
C3H4 cyclopropene 1.509 0.016
C6H5F Fluorobenzene 1.383 0.016
C2H4O Ethylene oxide 1.459 0.016
CHCCH2CH3 1-Butyne 1.457 0.017
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.324 0.017
C3H2N2 Malononitrile 1.459 0.017
C6H4Cl2 1,4-dichlorobenzene 1.388 0.017
C3H2O3 vinylene carbonate 1.331 0.017
C6H10O cyclohexanone 1.503 0.017
C3H3N acrylonitrile 1.426 0.017
CH2CHCH2F Allyl Fluoride 1.480 0.017
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.522 0.017
C3H6 Cyclopropane 1.501 0.018
CHCCH2CH3 1-Butyne 1.217 0.018
CH2CHCH3 Propene 1.488 0.018
C12H8 biphenylene 1.372 0.018
CH2CS Thioketene 1.314 0.018
CH2CCH2 allene 1.308 0.018
C2H2+ acetylene cation 1.253 0.018
C6H4Cl2 1,3-dichlorobenzene 1.388 0.018
C5H8 Ethenylcyclopropane 1.334 0.019
HOCH2COOH Hydroxyacetic acid 1.495 0.019
C6H6 Fulvene 1.355 0.019
H2CCCCH2 Butatriene 1.318 0.020
CH2CHCHCH2 1,3-Butadiene 1.337 0.020
C4H6 Cyclobutene 1.342 0.020
C4H2O3 Maleic Anhydride 1.332 0.020
CH2CO Ketene 1.314 0.020
C6H6 Trimethylenecycopropane 1.437 0.020
C6H5Cl chlorobenzene 1.386 0.021
C5H4O2 4-Cyclopentene-1,3-dione 1.341 0.021
C4H6 Methylenecyclopropane 1.457 0.021
CH3CH(NH2)COOH Alanine 1.509 0.022
CH3CCCH3 2-Butyne 1.214 0.022
C10H8 naphthalene 1.370 0.022
CH2CCl2 Ethene, 1,1-dichloro- 1.324 0.022
C6H6 Trimethylenecycopropane 1.330 0.022
C3H4 cyclopropene 1.296 0.022
ClCOClCO Oxalyl chloride 1.534 0.022
C6H6 Benzvalene 1.339 0.022
C6H6 Benzvalene 1.452 0.022
C2H3CCH 1-Buten-3-yne 1.215 0.022
C4 Carbon tetramer 1.304 0.022
CH(CN)3 tricyanomethane 1.460 0.022
C3H3NO Oxazole 1.353 0.023
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.330 0.023
C10H8 naphthalene 1.420 0.023
CH2CHOH ethenol 1.326 0.023
C10H8 Azulene 1.377 0.024
C10H8 Azulene 1.484 0.025
C6H5CN phenyl cyanide 1.388 0.026
CH2CCHCH3 1,2-Butadiene 1.301 0.026
C5H6 Propellane 1.596 0.026
HCCF Fluoroacetylene 1.198 0.026
C2F2 difluoroacetylene 1.187 0.026
CH3CCH propyne 1.207 0.026
C4H6 Bicyclo[1.1.0]butane 1.497 0.027
C6H5CCH phenylacetylene 1.388 0.028
HCCCl Chloroacetylene 1.203 0.028
C3H4N2 1H-Imidazole 1.364 0.028
C6H5CCH phenylacetylene 1.208 0.029
HCCBr bromoacetylene 1.204 0.029
C2H2 Acetylene 1.203 0.029
F2CCCF2 tetrafluoroallene 1.282 0.029
C5H8O Cyclopentanone 1.504 0.030
HCCCN Cyanoacetylene 1.206 0.030
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.317 0.031
CH2ClCCCl 1,3-dichloropropyne 1.201 0.032
C6H5Br bromobenzene 1.375 0.033
C2 Carbon diatomic 1.243 0.036
SiC2 Silicon dicarbide 1.265 0.036
C12H8 biphenylene 1.370 0.038
C4H6O2 2,3-Butanedione 1.507 0.038
C3O2 Carbon suboxide 1.251 0.041
C5H8 Bicyclo[2.1.0]pentane 1.507 0.043
C4H6 1-Methylcyclopropene 1.300 0.228
C4H6 1-Methylcyclopropene 1.476 0.801