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18 10 26 16 45

LSDA/6-31G** for rCC

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


Differences greater than 0.150 are in the 0.150 bin. Differences less than -0.450 are in the -0.450 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
-0.450 -0.400 -0.350 -0.300 -0.250 -0.200 -0.150 -0.100 -0.050 0.000 0.050 0.100 0.150
bond length difference calc. - exp. (Å)

  Species Name Difference (Å)
Most negative difference C4H10O Methyl propyl ether-0.426
Most positive difference C4N2 2-Butynedinitrile0.037

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C4H10O Methyl propyl ether 1.530 -0.426
C5H10 2-Pentene, (E)- 1.576 -0.067
C5H6 1,3-Cyclopentadiene 1.540 -0.055
C5H6 Bicyclo[2.1.0]pent-2-ene 1.560 -0.053
C3H5 Allyl radical 1.428 -0.049
C4H5N Cyclopropanecarbonitrile 1.472 -0.048
C5H6S Thiophene, 3-methyl- 1.530 -0.045
C5H10 2-Pentene, (Z)- 1.561 -0.044
C5H8O Cyclopentanone 1.557 -0.040
C5H6 Propellane 1.596 -0.037
C4H5NO 3-Methylisoxazole 1.514 -0.036
C4H5NO Isoxazole, 5-methyl- 1.505 -0.035
C6H5CCH phenylacetylene 1.448 -0.035
C4H6S Thiophene, 2,5-dihydro- 1.518 -0.034
C6H12 (E)-3-methylpent-2-ene 1.551 -0.033
CH3CHS Thioacetaldehyde 1.506 -0.033
C6H8 Bicyclo[3.1.0]hex-2-ene 1.530 -0.033
C3F6 hexafluoropropene 1.513 -0.032
C2Cl2 dichloroacetylene 1.246 -0.032
C12H8 biphenylene 1.524 -0.031
C4H8O2 1,3-Dioxolane, 2-methyl- 1.522 -0.031
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.514 -0.030
C6H12 (E)-3-methylpent-2-ene 1.511 -0.030
C2H5NO3 Nitric acid, ethyl ester 1.528 -0.030
C5H4O2 4-Cyclopentene-1,3-dione 1.509 -0.029
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.481 -0.029
CH3CH(CH3)ONO Isopropyl nitrite 1.534 -0.029
CHOCHCHCH3 2-Butenal 1.501 -0.029
C4H5N Cyclopropanecarbonitrile 1.513 -0.028
C4H5N (E)-2-Butenenitrile 1.501 -0.028
C2H3CCH 1-Buten-3-yne 1.434 -0.027
CH3CHCHCH3 2-Butene, (E)- 1.508 -0.027
C5H10O 2-Butanone, 3-methyl- 1.525 -0.027
CH3CCCH3 2-Butyne 1.468 -0.027
C2H6 Ethane 1.536 -0.026
C6H8 (Z)-hexa-1,3,5-triene 1.458 -0.026
CH2CCHCH3 1,2-Butadiene 1.515 -0.025
C3H4O Methylketene 1.518 -0.025
C5H6 Bicyclo[2.1.0]pent-2-ene 1.530 -0.025
C3H7N Cyclopropylamine 1.520 -0.024
CH2CHCHClCH3 1-Butene, 3-chloro- 1.503 -0.024
CH3CHCHCH3 2-Butene, (Z)- 1.506 -0.024
C4H2 Diacetylene 1.378 -0.024
C6H8 1,4-Cyclohexadiene 1.511 -0.024
C2H2O4 Oxalic Acid 1.544 -0.024
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.508 -0.024
CH2FCH2CH3 1-Fluoropropane 1.534 -0.024
CHCCH2CH3 1-Butyne 1.544 -0.024
CH2SHCH2SH 1,2-Ethanedithiol 1.530 -0.023
C6H8 Bicyclo[2.1.1]hex-2-ene 1.544 -0.023
CH3SCH2CH3 Ethane, (methylthio)- 1.530 -0.023
CH3CH2SH ethanethiol 1.528 -0.023
CH3COF Acetyl fluoride 1.503 -0.023
CH3CCl2CH3 Propane, 2,2-dichloro- 1.523 -0.022
CH2ClCH2CH3 Propane, 1-chloro- 1.525 -0.022
C2N2 Cyanogen 1.389 -0.022
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.530 -0.022
C9H8 Indene 1.415 -0.022
C4H5N (E)-2-Butenenitrile 1.432 -0.022
C5H10 Cyclopropane, 1,1-dimethyl- 1.520 -0.022
CH3OC2H5 Ethane, methoxy- 1.521 -0.021
C5H12O Butane, 1-methoxy- 1.532 -0.021
C5H8 1,4-Pentadiene 1.511 -0.021
C3H4O Cyclopropanone 1.575 -0.021
C5H8 1,2-Butadiene, 3-methyl- 1.514 -0.021
C2H5Br Ethyl bromide 1.518 -0.021
C3H6O 2-Propen-1-ol 1.502 -0.020
CH3CCH propyne 1.460 -0.020
C5H6 Propellane 1.525 -0.020
CH3CHClCH3 Propane, 2-chloro- 1.522 -0.020
CH3CHFCH3 2-Fluoropropane 1.521 -0.020
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.518 -0.019
C5H12 Propane, 2,2-dimethyl- 1.537 -0.019
CH2CHCH2CH3 1-Butene 1.536 -0.019
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.528 -0.019
C5H8 Cyclobutane, methylene- 1.524 -0.019
CF3COOH trifluoroacetic acid 1.546 -0.019
CHOCHCHCH3 2-Butenal 1.470 -0.019
C4N2 2-Butynedinitrile 1.370 -0.019
CH3CH2CH2CH3 Butane 1.531 -0.019
CH3CN Acetonitrile 1.458 -0.018
C2H2O2 Ethanedial 1.526 -0.018
CH2CHCHClCH3 1-Butene, 3-chloro- 1.522 -0.018
C4H8O2 Ethyl acetate 1.515 -0.018
C6H8 Bicyclo[3.1.0]hex-2-ene 1.494 -0.018
C4H8O2 Ethyl acetate 1.508 -0.018
HCCCN Cyanoacetylene 1.376 -0.018
C4H6 1-Methylcyclopropene 1.515 -0.017
C4H6 Methylenecyclopropane 1.542 -0.017
C4H5NO Isoxazole, 5-methyl- 1.427 -0.017
C6H8 Bicyclo[3.1.0]hex-2-ene 1.529 -0.017
C12H8 biphenylene 1.428 -0.017
C4H6 Bicyclo[1.1.0]butane 1.497 -0.017
C4H6 Cyclobutene 1.517 -0.017
C5H6 Cyclopropylacetylene 1.503 -0.016
C5H10 Cyclopropane, 1,1-dimethyl- 1.514 -0.016
C5H6 Cyclopropylacetylene 1.527 -0.016
C5H8O Methyl cyclopropyl ketone 1.510 -0.016
C5H8 Ethenylcyclopropane 1.475 -0.016
C4H6O Furan, 2,5-dihydro- 1.502 -0.016
C6H8 Bicyclo[3.1.0]hex-2-ene 1.522 -0.016
C4H10O Propane, 2-methoxy- 1.528 -0.016
C6H4Cl2 1,3-dichlorobenzene 1.404 -0.015
C5H8 Cyclobutane, methylene- 1.557 -0.015
C10H8 Azulene 1.414 -0.015
C4H8O2 1,3-Dioxane 1.528 -0.015
C6H6 Fulvene 1.476 -0.015
C10H8 Azulene 1.407 -0.015
C4H6O Furan, 2,5-dihydro- 1.347 -0.015
C4H6O Cyclobutanone 1.556 -0.015
C3H8 Propane 1.526 -0.015
C5H8 Ethenylcyclopropane 1.522 -0.015
C8H8 cyclooctatetraene 1.470 -0.014
CH3CHO Acetaldehyde 1.501 -0.014
C4H6 Cyclobutene 1.566 -0.014
C12H8 biphenylene 1.432 -0.013
CHCCH2CH3 1-Butyne 1.457 -0.013
C5H10O 2-Butanone, 3-methyl- 1.534 -0.013
C(CN)4 tetracyanomethane 1.484 -0.012
C6H8 1,4-Cyclohexadiene 1.347 -0.012
CH3CHCHCH3 2-Butene, (E)- 1.347 -0.012
CH3CH2O Ethoxy radical 1.521 -0.012
C3H4O Cyclopropanone 1.475 -0.012
H2CCCCH2 Butatriene 1.283 -0.012
C6H8 (Z)-hexa-1,3,5-triene 1.368 -0.012
C6H6 Benzvalene 1.529 -0.012
C5H10S 2H-Thiopyran, tetrahydro- 1.528 -0.011
C6H6 Fulvene 1.470 -0.011
C2H3 vinyl 1.316 -0.011
C4H6 Methylenecyclopropane 1.332 -0.011
C6H6 Benzvalene 1.452 -0.011
CH2CHCH2CH3 1-Butene 1.342 -0.010
C4H6 Bicyclo[1.1.0]butane 1.498 -0.010
C3H8O2 1,3-Propanediol 1.514 -0.009
C6H5CCH phenylacetylene 1.396 -0.009
C5H6 1,3-Cyclopentadiene 1.460 -0.009
C4H5NO 3-Methylisoxazole 1.427 -0.009
CH2CHCH2CH3 1-Butene 1.493 -0.009
CH2CCHCH3 1,2-Butadiene 1.314 -0.009
C2H4S Thiirane 1.484 -0.008
CF2CCl2 difluorodichloroethylene 1.345 -0.008
CH3CHCHCH3 2-Butene, (Z)- 1.346 -0.008
C5H10 2-Pentene, (Z)- 1.490 -0.008
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.339 -0.008
C4H6S Thiophene, 2,5-dihydro- 1.340 -0.008
C5H8 1,4-Pentadiene 1.339 -0.008
C6H5CCH phenylacetylene 1.398 -0.007
C6H6 Benzvalene 1.503 -0.007
C6H12 (E)-3-methylpent-2-ene 1.349 -0.007
C6H4Cl2 1,4-dichlorobenzene 1.394 -0.007
C4H10O Propane, 2-methoxy- 1.519 -0.007
C3H6O 2-Propen-1-ol 1.337 -0.007
C6H5F Fluorobenzene 1.397 -0.006
C2H3Br vinyl bromide 1.332 -0.006
C5H7N Cyclobutanecarbonitrile 1.551 -0.006
C10H8 Azulene 1.398 -0.006
CH3CF3 Ethane, 1,1,1-trifluoro- 1.494 -0.006
CH2CHCHClCH3 1-Butene, 3-chloro- 1.337 -0.006
C6H5F Fluorobenzene 1.395 -0.006
C4H6O Cyclobutanone 1.527 -0.005
C10H8 Azulene 1.405 -0.005
C6H8 Bicyclo[3.1.0]hex-2-ene 1.521 -0.005
C4H5N Pyrrole 1.382 -0.005
C6H6 Fulvene 1.349 -0.005
C4H5NO 3-Methylisoxazole 1.362 -0.004
C5H6S Thiophene, 3-methyl- 1.370 -0.004
C4H5N Pyrrole 1.417 -0.003
CH2CCH2 allene 1.308 -0.003
CH2CO Ketene 1.314 -0.003
CHOCHCHCH3 2-Butenal 1.345 -0.003
C5H8 Cyclobutane, methylene- 1.331 -0.003
C6H4Cl2 1,3-dichlorobenzene 1.392 -0.003
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.511 -0.003
C2H3CCH 1-Buten-3-yne 1.344 -0.003
CHCCH2CH3 1-Butyne 1.217 -0.003
C6H6 Trimethylenecycopropane 1.437 -0.003
C12H8 biphenylene 1.372 -0.002
H2CCCCH2 Butatriene 1.318 -0.002
C2H2ClF 1-chloro-1-fluoroethylene 1.327 -0.002
C5H6S Thiophene, 3-methyl- 1.423 -0.002
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.522 -0.001
CH2FCH2CH3 1-Fluoropropane 1.501 -0.001
C6H6 Fulvene 1.355 -0.001
C5H8 Ethenylcyclopropane 1.334 -0.000
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.329 -0.000
ClCOClCO Oxalyl chloride 1.534 -0.000
C5H10 2-Pentene, (Z)- 1.338 -0.000
C6H6 Benzvalene 1.339 0.000
C5H6 Cyclopropylacetylene 1.422 0.000
C4H6 Cyclobutene 1.342 0.000
C4H6 1-Methylcyclopropene 1.300 0.000
C6H4Cl2 1,3-dichlorobenzene 1.388 0.001
C4H6 Methylenecyclopropane 1.457 0.001
C10H8 Azulene 1.484 0.001
C5H10 2-Pentene, (E)- 1.334 0.001
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.498 0.001
C6H4Cl2 1,4-dichlorobenzene 1.388 0.001
C6H8 Bicyclo[3.1.0]hex-2-ene 1.338 0.002
C6H5F Fluorobenzene 1.383 0.002
C4H5NO Isoxazole, 5-methyl- 1.362 0.002
C5H10 2-Pentene, (E)- 1.484 0.003
CH3CCCH3 2-Butyne 1.214 0.003
C2H3CCH 1-Buten-3-yne 1.215 0.003
C3H3NO Oxazole 1.353 0.003
C5H4O2 4-Cyclopentene-1,3-dione 1.341 0.004
C5H6 Cyclopropylacetylene 1.211 0.005
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.398 0.005
C8H8 cyclooctatetraene 1.337 0.005
C4 Carbon tetramer 1.304 0.005
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.324 0.005
C6H6 Trimethylenecycopropane 1.330 0.005
C6H8 (Z)-hexa-1,3,5-triene 1.337 0.006
C6H10 1-Butyne, 3,3-dimethyl- 1.209 0.006
C3F6 hexafluoropropene 1.329 0.006
C2H2+ acetylene cation 1.253 0.006
CH3CCH propyne 1.207 0.006
CH2CCHCH3 1,2-Butadiene 1.301 0.007
C3H4O Methylketene 1.306 0.007
C6H8 Bicyclo[2.1.1]hex-2-ene 1.332 0.007
C4H5N (E)-2-Butenenitrile 1.336 0.007
CH2CHOH ethenol 1.326 0.008
C10H8 Azulene 1.377 0.008
C6H5CCH phenylacetylene 1.208 0.009
C3H4N2 1H-Imidazole 1.364 0.009
HCCCl Chloroacetylene 1.203 0.010
HCCBr bromoacetylene 1.204 0.010
HCCF Fluoroacetylene 1.198 0.010
C6H8 Bicyclo[3.1.0]hex-2-ene 1.482 0.011
C5H6 1,3-Cyclopentadiene 1.340 0.011
HCCCN Cyanoacetylene 1.206 0.012
C5H8O Cyclopentanone 1.504 0.012
C2 Carbon diatomic 1.243 0.013
C6H5CCH phenylacetylene 1.388 0.014
C2F2 difluoroacetylene 1.187 0.015
C4H2 Diacetylene 1.205 0.015
C12H8 biphenylene 1.370 0.016
C3 carbon trimer 1.277 0.024
C4H6 1-Methylcyclopropene 1.476 0.025
C3O2 Carbon suboxide 1.251 0.027
C4N2 2-Butynedinitrile 1.190 0.037