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18 10 26 16 45

B3LYP/6-311+G(3df,2p) 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-0.438
Most positive difference C4H6 1-Methylcyclopropene0.780

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C4H10O Methyl propyl ether 1.530 -0.438
C4H6 1-Methylcyclopropene 1.515 -0.425
CH2ClCHCl2 1,1,2-trichloroethane 1.580 -0.064
CH3CHNOH Acetaldoxime 1.550 -0.059
C3H3NO Isoxazole 1.356 -0.051
C5H10 2-Pentene, (E)- 1.576 -0.050
C3H5 Allyl radical 1.428 -0.048
C2Cl2 dichloroacetylene 1.246 -0.048
C5H6 Bicyclo[2.1.0]pent-2-ene 1.560 -0.045
C5H6 1,3-Cyclopentadiene 1.540 -0.039
C4H5N Cyclopropanecarbonitrile 1.472 -0.038
C5H8 Bicyclo[2.1.0]pentane 1.536 -0.037
CH3CCl3 Ethane, 1,1,1-trichloro- 1.550 -0.035
CHClCHCl Ethene, 1,2-dichloro-, (E)- 1.354 -0.032
C5H8 Spiropentane 1.557 -0.030
CH3CHCl2 Ethane, 1,1-dichloro- 1.540 -0.030
C5H6 Propellane 1.596 -0.029
C5H6S Thiophene, 3-methyl- 1.530 -0.029
C5H10 2-Pentene, (Z)- 1.561 -0.026
CH2CHCH3 Propene 1.353 -0.026
CH2CF2 Ethene, 1,1-difluoro- 1.340 -0.025
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.514 -0.024
CH2CHCHCH2 1,3-Butadiene 1.476 -0.023
C3H5ClO Oxirane, (chloromethyl)- 1.523 -0.022
C4H5NO 3-Methylisoxazole 1.514 -0.021
C5H8 Cyclopentene 1.350 -0.021
C4H5NO Isoxazole, 5-methyl- 1.505 -0.021
H2CCCCH2 Butatriene 1.283 -0.020
C4H5N Cyclopropanecarbonitrile 1.513 -0.019
C4H6S Thiophene, 2,5-dihydro- 1.518 -0.019
C6H8 (Z)-hexa-1,3,5-triene 1.368 -0.019
CH2ClCH2Cl Ethane, 1,2-dichloro- 1.531 -0.019
C6H8 1,4-Cyclohexadiene 1.347 -0.019
C3H7N Cyclopropylamine 1.520 -0.018
CH3CHCHCH3 2-Butene, (E)- 1.347 -0.018
C5H9N Pentanenitrile 1.478 -0.018
C2H Ethynyl radical 1.217 -0.017
C6H8 Bicyclo[3.1.0]hex-2-ene 1.530 -0.017
C5H6 1-Buten-3-yne, 2-methyl- 1.445 -0.017
C4H6 Methylenecyclopropane 1.332 -0.016
CH3CHClCH2CH3 Butane, 2-chloro- 1.534 -0.016
CH3CHS Thioacetaldehyde 1.506 -0.016
C4H8O2 1,3-Dioxolane, 2-methyl- 1.522 -0.016
CH2ClCH2CH2CH3 Butane, 1-chloro- 1.533 -0.015
C4H2 Diacetylene 1.378 -0.015
C3H8O2 Propylene glycol 1.540 -0.015
C6H12 (E)-3-methylpent-2-ene 1.551 -0.015
CH2CHCH2CH3 1-Butene 1.342 -0.015
C2H3 vinyl 1.316 -0.015
C4H6S Thiophene, 2,5-dihydro- 1.340 -0.015
CH3COOH Acetic acid 1.517 -0.015
C2Cl4 Tetrachloroethylene 1.354 -0.015
C2N2 Cyanogen 1.389 -0.014
C5H10 Cyclopropane, 1,1-dimethyl- 1.520 -0.014
C4H4N2 Succinonitrile 1.561 -0.014
C2H4 Ethylene 1.339 -0.014
CH3CHCHCH3 2-Butene, (Z)- 1.346 -0.014
C2H3CCH 1-Buten-3-yne 1.434 -0.014
C3H5ClO Oxirane, (chloromethyl)- 1.475 -0.014
CH2ClCCCl 1,3-dichloropropyne 1.456 -0.014
C6H5Cl chlorobenzene 1.402 -0.013
CH3CH(CH3)ONO Isopropyl nitrite 1.534 -0.013
C6H12 (E)-3-methylpent-2-ene 1.349 -0.013
C2H6O2 1,2-Ethanediol 1.530 -0.013
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 -0.013
C2H3CCH 1-Buten-3-yne 1.215 -0.013
C3F6 hexafluoropropene 1.513 -0.013
CH3CCCH3 2-Butyne 1.214 -0.013
CH2CHOCHCH2 Vinyl ether 1.337 -0.012
CH2CCHCH3 1,2-Butadiene 1.314 -0.012
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.339 -0.012
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.469 -0.012
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.518 -0.012
C6H12 (E)-3-methylpent-2-ene 1.511 -0.012
CH2CClCHCH2 1,3-Butadiene, 2-chloro- 1.344 -0.012
C5H6 Bicyclo[2.1.0]pent-2-ene 1.530 -0.012
CH2CHF Ethene, fluoro- 1.329 -0.012
C5H5N Pyridine 1.400 -0.012
C2H3Cl Ethene, chloro- 1.332 -0.012
CH2CHCHClCH3 1-Butene, 3-chloro- 1.503 -0.012
C6H5NO2 Nitrobenzene 1.399 -0.011
C6H8 Bicyclo[2.1.1]hex-2-ene 1.544 -0.011
C6H6 Benzvalene 1.452 -0.011
C4H5N (E)-2-Butenenitrile 1.501 -0.011
CHOCHCHCH3 2-Butenal 1.501 -0.011
CH3CCCH3 2-Butyne 1.468 -0.011
C3H6O Propylene oxide 1.513 -0.011
CH2CHCHClCH3 1-Butene, 3-chloro- 1.337 -0.011
C6H8 (Z)-hexa-1,3,5-triene 1.458 -0.010
C4H5NO 3-Methylisoxazole 1.362 -0.010
CF3CN Acetonitrile, trifluoro- 1.492 -0.010
C2H2+ acetylene cation 1.253 -0.010
CH2CS Thioketene 1.314 -0.010
C5H6 Cyclopropylacetylene 1.211 -0.010
C2H3CCH 1-Buten-3-yne 1.344 -0.010
CH3CHCHCH3 2-Butene, (E)- 1.508 -0.009
C5H6 Cyclopropylacetylene 1.527 -0.009
CH2CHCHO Acrolein 1.341 -0.009
C5H8 Cyclopentene 1.518 -0.009
H2NCH2COOH Glycine 1.532 -0.009
CH3COF Acetyl fluoride 1.503 -0.009
C3H4 cyclopropene 1.296 -0.009
C5H6 Propellane 1.525 -0.009
CHOCHCHCH3 2-Butenal 1.345 -0.009
C5H10O 2-Butanone, 3-methyl- 1.525 -0.009
C4H5NO Isoxazole, 5-methyl- 1.427 -0.009
C5H10 Cyclopentane 1.546 -0.009
CH2CCHCH3 1,2-Butadiene 1.515 -0.009
C3H4O Cyclopropanone 1.475 -0.009
C6H8 1,4-Cyclohexadiene 1.511 -0.009
C6H5Cl chlorobenzene 1.399 -0.009
C4H5N Pyrrole 1.382 -0.009
CH3COCl Acetyl Chloride 1.506 -0.009
C6H10 1-Butyne, 3,3-dimethyl- 1.209 -0.009
C4H5N (E)-2-Butenenitrile 1.432 -0.008
CH2CHCH2F Allyl Fluoride 1.333 -0.008
C2H2ClF 1-chloro-1-fluoroethylene 1.327 -0.008
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.508 -0.008
C2H6 Ethane 1.536 -0.008
C5H8 Cyclobutane, methylene- 1.331 -0.008
CH3CCH propyne 1.207 -0.008
C4N2 2-Butynedinitrile 1.370 -0.008
CH2CCH2 allene 1.308 -0.008
CHClCCl2 Trichloroethylene 1.337 -0.008
CH2SHCH2SH 1,2-Ethanedithiol 1.530 -0.008
C5H8 1,3-Butadiene, 2-methyl- 1.512 -0.008
C3H3N acrylonitrile 1.339 -0.008
C6H8 Bicyclo[3.1.0]hex-2-ene 1.522 -0.008
C2H5CN ethyl cyanide 1.468 -0.008
C3H6S Thietane 1.549 -0.007
C3H4N2 1H-Pyrazole 1.417 -0.007
C4H6 Cyclobutene 1.342 -0.007
CH3CHCHCH3 2-Butene, (Z)- 1.506 -0.007
C5H6S Thiophene, 3-methyl- 1.370 -0.007
C3H7SH 1-Propanethiol 1.536 -0.007
C5H9N Pentanenitrile 1.536 -0.007
C4H4N2 Succinonitrile 1.465 -0.007
C5H6 Cyclopropylacetylene 1.503 -0.007
HCCF Fluoroacetylene 1.198 -0.007
C3H6O Propylene oxide 1.471 -0.007
C2H2 Acetylene 1.203 -0.006
H2CCCCH2 Butatriene 1.318 -0.006
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.530 -0.006
C3H2O3 vinylene carbonate 1.331 -0.006
CH3CHFCH3 2-Fluoropropane 1.521 -0.006
C6H6 Benzene 1.397 -0.006
C2H5Br Ethyl bromide 1.518 -0.006
CH3CCl2CH3 Propane, 2,2-dichloro- 1.523 -0.006
C5H10 2-Pentene, (Z)- 1.338 -0.006
CH2CO Ketene 1.314 -0.006
CH3CH2SH ethanethiol 1.528 -0.006
CHOCHCHCH3 2-Butenal 1.470 -0.006
C4H4N2 1,3-Diazine 1.393 -0.006
CH3COCH3 Acetone 1.520 -0.006
C6H5OH phenol 1.398 -0.005
C4H4N2 Pyrazine 1.397 -0.005
C2H4S Thiirane 1.484 -0.005
SiC2 Silicon dicarbide 1.265 -0.005
C6H6 Benzvalene 1.339 -0.005
C6H8 Bicyclo[3.1.0]hex-2-ene 1.338 -0.005
CH3SCH2CH3 Ethane, (methylthio)- 1.530 -0.005
C4H4S Thiophene 1.370 -0.005
HCCBr bromoacetylene 1.204 -0.005
C6H4Cl2 1,4-dichlorobenzene 1.394 -0.005
C6H8 Bicyclo[3.1.0]hex-2-ene 1.494 -0.005
C6H5CH3 toluene 1.513 -0.005
C5H10 2-Pentene, (E)- 1.334 -0.005
C6H5CH3 toluene 1.395 -0.005
C4H4Se selenophene 1.433 -0.005
C6H5CH3 toluene 1.395 -0.005
C5H8 Cyclobutane, methylene- 1.524 -0.005
C5H6 1-Buten-3-yne, 2-methyl- 1.207 -0.005
C4H6 Methylenecyclopropane 1.542 -0.004
CH3CCH propyne 1.460 -0.004
CH3CSNH2 Ethanethioamide 1.512 -0.004
C2H3NO Nitrosoethylene 1.335 -0.004
C6H14 Hexane 1.533 -0.004
C10H8 naphthalene 1.420 -0.004
C4H8 cyclobutane 1.555 -0.004
C5H12O Butane, 1-methoxy- 1.532 -0.004
C6H6 Benzvalene 1.529 -0.003
C3H4O Cyclopropanone 1.575 -0.003
C5H8 1,2-Butadiene, 3-methyl- 1.514 -0.003
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.528 -0.003
C4H4N2 Pyridazine 1.396 -0.003
CH3CH2CHO Propanal 1.509 -0.003
C5H8 Spiropentane 1.482 -0.003
C4H5NO Isoxazole, 5-methyl- 1.362 -0.003
C3H4 cyclopropene 1.509 -0.003
C2F6 hexafluoroethane 1.560 -0.003
CH3CN Acetonitrile 1.458 -0.003
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.507 -0.003
CH2CHCHCH2 1,3-Butadiene 1.337 -0.003
C3H7SH 1-Propanethiol 1.529 -0.003
C8H8 cubane 1.571 -0.003
CH3CONH2 Acetamide 1.519 -0.002
C4H8O2 Ethyl acetate 1.515 -0.002
C5H8 Bicyclo[1.1.1]pentane 1.557 -0.002
C4H8O2 Ethyl acetate 1.508 -0.002
C2H2N2O Furazan 1.421 -0.002
C6H8 Bicyclo[3.1.0]hex-2-ene 1.529 -0.002
CH2CCl2 Ethene, 1,1-dichloro- 1.324 -0.002
CH2CHCHClCH3 1-Butene, 3-chloro- 1.522 -0.002
C4H10O Ethoxy ethane 1.517 -0.002
C5H8 1,3-Butadiene, 2-methyl- 1.340 -0.001
CH2ClCCCl 1,3-dichloropropyne 1.201 -0.001
CH2CHCH2CH3 1-Butene 1.536 -0.001
C3F6 hexafluoropropene 1.329 -0.001
C4H4S Thiophene 1.423 -0.001
C2H2O2 Ethanedial 1.526 -0.001
C4H6 Cyclobutene 1.517 -0.001
C5H12 Pentane 1.531 -0.001
CH3CH2CH2CH3 Butane 1.531 -0.001
C4H2 Diacetylene 1.205 -0.001
C2H5N Aziridine 1.481 -0.001
C5H8 Bicyclo[2.1.0]pentane 1.565 -0.001
C4H5N (E)-2-Butenenitrile 1.336 -0.001
CH3CH2CHO Propanal 1.523 -0.000
C4H5NO 3-Methylisoxazole 1.427 -0.000
C5H12 Propane, 2,2-dimethyl- 1.537 -0.000
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.501 -0.000
CH3CH2NH2 Ethylamine 1.531 -0.000
C3H5Cl3 Propane, 1,2,3-trichloro- 1.524 -0.000
C6H8 (Z)-hexa-1,3,5-triene 1.337 0.000
C6H8 Bicyclo[3.1.0]hex-2-ene 1.521 0.000
C3H3N acrylonitrile 1.426 0.000
CH3CHO Acetaldehyde 1.501 0.000
C4H10O Propane, 2-methoxy- 1.528 0.000
C4 Carbon tetramer 1.304 0.000
C6H4Cl2 1,4-dichlorobenzene 1.388 0.000
CH2C(CH3)CH3 1-Propene, 2-methyl- 1.330 0.001
C10H8 naphthalene 1.370 0.001
CH2CCHCH3 1,2-Butadiene 1.301 0.001
CH2ClCHClCH3 Propane, 1,2-dichloro- 1.519 0.001
C5H8 1,3-Butadiene, 2-methyl- 1.463 0.001
C5H10 Cyclopropane, 1,1-dimethyl- 1.514 0.001
C5H6 1-Buten-3-yne, 2-methyl- 1.336 0.001
C5H5N Pyridine 1.390 0.001
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.330 0.001
C5H8 Cyclobutane, methylene- 1.557 0.001
C6H8 Bicyclo[2.1.1]hex-2-ene 1.332 0.001
C6H5CH3 toluene 1.394 0.002
C5H10O 2H-Pyran, tetrahydro- 1.531 0.002
C10H8 naphthalene 1.410 0.002
C5H11N Piperidine 1.531 0.002
C3H4N2 1H-Pyrazole 1.374 0.002
C4H6O Cyclobutanone 1.556 0.002
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.498 0.002
CH2CHCHO Acrolein 1.468 0.002
C4H4N2 Pyridazine 1.375 0.003
C3H8 Propane 1.526 0.003
C6H12 Cyclohexane 1.530 0.003
C3H4N2 1H-Imidazole 1.364 0.003
CH3CH2OH Ethanol 1.512 0.003
C6H6 Benzvalene 1.503 0.003
C5H8 Bicyclo[2.1.0]pentane 1.528 0.003
C3H6 Cyclopropane 1.501 0.004
C2H4O Ethylene oxide 1.459 0.004
C5H6 1,3-Cyclopentadiene 1.340 0.004
CH3CH2Cl Ethyl chloride 1.510 0.004
C6H5Cl chlorobenzene 1.386 0.004
C4H5N Pyrrole 1.417 0.004
C4H6 Cyclobutene 1.566 0.004
C2 Carbon diatomic 1.243 0.004
C5H10O 2-Butanone, 3-methyl- 1.534 0.005
CH2CHCH2F Allyl Fluoride 1.488 0.005
C5H6 1,3-Cyclopentadiene 1.460 0.005
C5H10S 2H-Thiopyran, tetrahydro- 1.528 0.005
CH3CHF2 Ethane, 1,1-difluoro- 1.498 0.005
C4H9N Pyrrolidine 1.534 0.005
C5H6S Thiophene, 3-methyl- 1.423 0.005
C4H6 Methylenecyclopropane 1.457 0.006
CH3CH(CH3)CH3 Isobutane 1.525 0.006
CH3CHSHCH3 2-Propanethiol 1.520 0.007
C4H6O Cyclobutanone 1.527 0.007
CH2CHCH2CH3 1-Butene 1.493 0.007
CHClCHCl Ethene, 1,2-dichloro-, (Z)- 1.317 0.007
C6H5NH2 aniline 1.392 0.007
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.528 0.008
C5H6 1-Buten-3-yne, 2-methyl- 1.501 0.008
C10H8 naphthalene 1.420 0.008
CH3CF3 Ethane, 1,1,1-trifluoro- 1.494 0.009
CH2CHCH3 Propene 1.488 0.009
C5H10 2-Pentene, (Z)- 1.490 0.009
C4H10O Propane, 2-methoxy- 1.519 0.009
C5H8 Cyclopentene 1.540 0.009
C2H5CN ethyl cyanide 1.526 0.009
C3 carbon trimer 1.277 0.010
C2F4 Tetrafluoroethylene 1.311 0.010
F2CCCF2 tetrafluoroallene 1.282 0.010
C2H4F2 1,2-difluoroethane 1.493 0.011
C5H6 Cyclopropylacetylene 1.422 0.012
CH(CN)3 tricyanomethane 1.460 0.013
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.398 0.013
C4H10O2 Ethane, 1,2-dimethoxy- 1.504 0.014
C4N2 2-Butynedinitrile 1.190 0.017
C5H10 2-Pentene, (E)- 1.484 0.020
C3O2 Carbon suboxide 1.251 0.020
C6H8 Bicyclo[3.1.0]hex-2-ene 1.482 0.020
C5H8 Bicyclo[2.1.0]pentane 1.507 0.022
C4H6 1-Methylcyclopropene 1.300 0.208
C4H6 1-Methylcyclopropene 1.476 0.780