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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-0.425
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 -0.425
C5H10 2-Pentene, (E)- 1.576 -0.066
C5H6 1,3-Cyclopentadiene 1.540 -0.054
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 -0.044
C5H10 2-Pentene, (Z)- 1.561 -0.043
C4H6O2 2,3-Butanedione 1.527 -0.042
C5H8O Cyclopentanone 1.557 -0.039
C5H6 Propellane 1.596 -0.036
C4H5NO 3-Methylisoxazole 1.514 -0.035
C6H5CCH phenylacetylene 1.448 -0.035
C4H5NO Isoxazole, 5-methyl- 1.505 -0.035
C4H6S Thiophene, 2,5-dihydro- 1.518 -0.033
C6H12 (E)-3-methylpent-2-ene 1.551 -0.033
C3F6 hexafluoropropene 1.513 -0.032
C6H8 Bicyclo[3.1.0]hex-2-ene 1.530 -0.032
CH3CHS Thioacetaldehyde 1.506 -0.032
C2Cl2 dichloroacetylene 1.246 -0.032
C12H8 biphenylene 1.524 -0.031
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.514 -0.030
C4H8O2 1,3-Dioxolane, 2-methyl- 1.522 -0.030
C5H4O2 4-Cyclopentene-1,3-dione 1.509 -0.029
C6H12 (E)-3-methylpent-2-ene 1.511 -0.029
C2H5NO3 Nitric acid, ethyl ester 1.528 -0.029
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.481 -0.029
CH3CH(CH3)ONO Isopropyl nitrite 1.534 -0.029
C4H5N Cyclopropanecarbonitrile 1.513 -0.028
CHOCHCHCH3 2-Butenal 1.501 -0.027
C2H3CCH 1-Buten-3-yne 1.434 -0.027
C4H5N (E)-2-Butenenitrile 1.501 -0.027
CH3CHCHCH3 2-Butene, (E)- 1.508 -0.026
C5H10O 2-Butanone, 3-methyl- 1.525 -0.026
CH3CCCH3 2-Butyne 1.468 -0.026
C6H8 (Z)-hexa-1,3,5-triene 1.458 -0.025
C2H6 Ethane 1.536 -0.025
CH2CCHCH3 1,2-Butadiene 1.515 -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
C3H4O Methylketene 1.518 -0.024
C4H2 Diacetylene 1.378 -0.024
CH3CHCHCH3 2-Butene, (Z)- 1.506 -0.023
C6H8 1,4-Cyclohexadiene 1.511 -0.023
C6H8 Bicyclo[2.1.1]hex-2-ene 1.544 -0.023
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.508 -0.023
CHCCH2CH3 1-Butyne 1.544 -0.023
CH2FCH2CH3 1-Fluoropropane 1.534 -0.023
C2H2O4 Oxalic Acid 1.544 -0.023
CH2SHCH2SH 1,2-Ethanedithiol 1.530 -0.023
CH3CCl(CH3)CH3 Propane, 2-chloro-2-methyl- 1.530 -0.023
CH3CH2SH ethanethiol 1.528 -0.022
C2N2 Cyanogen 1.389 -0.022
CH3SCH2CH3 Ethane, (methylthio)- 1.530 -0.022
CH3CCl2CH3 Propane, 2,2-dichloro- 1.523 -0.022
C9H8 Indene 1.415 -0.022
C4H5N (E)-2-Butenenitrile 1.432 -0.021
C3H4O Cyclopropanone 1.575 -0.021
CH3COF Acetyl fluoride 1.503 -0.021
CH2ClCH2CH3 Propane, 1-chloro- 1.525 -0.021
C5H10 Cyclopropane, 1,1-dimethyl- 1.520 -0.021
C5H12O Butane, 1-methoxy- 1.532 -0.021
CH3OC2H5 Ethane, methoxy- 1.521 -0.021
C5H8 1,4-Pentadiene 1.511 -0.020
C5H8 1,2-Butadiene, 3-methyl- 1.514 -0.020
C3H6O 2-Propen-1-ol 1.502 -0.020
C5H6 Propellane 1.525 -0.020
CH3CHFCH3 2-Fluoropropane 1.521 -0.019
CH3CHClCH3 Propane, 2-chloro- 1.522 -0.019
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.518 -0.019
C5H12 Propane, 2,2-dimethyl- 1.537 -0.019
CF3COOH trifluoroacetic acid 1.546 -0.019
C3F8 perfluoropropane 1.546 -0.019
C4N2 2-Butynedinitrile 1.370 -0.019
CHOCHCHCH3 2-Butenal 1.470 -0.019
C5H8 Cyclobutane, methylene- 1.524 -0.018
CH2CHCH2CH3 1-Butene 1.536 -0.018
CH3CH2CH2CH3 Butane 1.531 -0.018
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.528 -0.018
C4H6 1-Methylcyclopropene 1.515 -0.018
C4H6 Methylenecyclopropane 1.542 -0.018
C6H8 Bicyclo[3.1.0]hex-2-ene 1.494 -0.018
HCCCN Cyanoacetylene 1.376 -0.018
CH2CHCHClCH3 1-Butene, 3-chloro- 1.522 -0.017
CH3CN Acetonitrile 1.458 -0.017
C4H8O2 Ethyl acetate 1.515 -0.017
C4H5NO Isoxazole, 5-methyl- 1.427 -0.017
C12H8 biphenylene 1.428 -0.017
C6H8 Bicyclo[3.1.0]hex-2-ene 1.529 -0.017
C4H8O2 Ethyl acetate 1.508 -0.017
C5H6 Cyclopropylacetylene 1.503 -0.016
C5H10 Cyclopropane, 1,1-dimethyl- 1.514 -0.016
C7H8 Norbornadiene 1.557 -0.016
C4H6 Cyclobutene 1.517 -0.016
C6H8 Bicyclo[3.1.0]hex-2-ene 1.522 -0.016
C5H6 Cyclopropylacetylene 1.527 -0.016
C5H8 Ethenylcyclopropane 1.475 -0.016
C4H6O Furan, 2,5-dihydro- 1.502 -0.015
C6H4Cl2 1,3-dichlorobenzene 1.404 -0.015
C10H8 Azulene 1.414 -0.015
C5H8 Cyclobutane, methylene- 1.557 -0.015
C5H8O Methyl cyclopropyl ketone 1.510 -0.015
C6H6 Fulvene 1.476 -0.015
C4H10O Propane, 2-methoxy- 1.528 -0.015
C4H6O Furan, 2,5-dihydro- 1.347 -0.015
C10H8 Azulene 1.407 -0.015
C4H8O2 1,3-Dioxane 1.528 -0.015
C4H6O Cyclobutanone 1.556 -0.015
C4H6 Bicyclo[1.1.0]butane 1.497 -0.015
C3H8 Propane 1.526 -0.014
C8H8 cyclooctatetraene 1.470 -0.014
C5H8 Ethenylcyclopropane 1.522 -0.014
C12H8 biphenylene 1.432 -0.013
C4H6 Cyclobutene 1.566 -0.013
C5H10O 2-Butanone, 3-methyl- 1.534 -0.012
C(CN)4 tetracyanomethane 1.484 -0.012
CHCCH2CH3 1-Butyne 1.457 -0.012
C6H8 1,4-Cyclohexadiene 1.347 -0.012
CH3CHCHCH3 2-Butene, (E)- 1.347 -0.012
H2CCCCH2 Butatriene 1.283 -0.012
CH3CH2O Ethoxy radical 1.521 -0.012
C6H6 Benzvalene 1.529 -0.012
C6H8 (Z)-hexa-1,3,5-triene 1.368 -0.011
C6H6 Fulvene 1.470 -0.011
C3H4O Cyclopropanone 1.475 -0.011
C5H10S 2H-Thiopyran, tetrahydro- 1.528 -0.011
C4H6 Methylenecyclopropane 1.332 -0.011
C2H3 vinyl 1.316 -0.011
C6H6 Benzvalene 1.452 -0.010
CH2CHCH2CH3 1-Butene 1.342 -0.010
C4H6 Bicyclo[1.1.0]butane 1.498 -0.010
C6H5CCH phenylacetylene 1.396 -0.009
C4H5NO 3-Methylisoxazole 1.427 -0.009
C3H8O2 1,3-Propanediol 1.514 -0.009
C5H6 1,3-Cyclopentadiene 1.460 -0.009
CH2CCHCH3 1,2-Butadiene 1.314 -0.008
CH2CHCH2CH3 1-Butene 1.493 -0.008
CF2CCl2 difluorodichloroethylene 1.345 -0.008
C2H4S Thiirane 1.484 -0.008
CH3CHCHCH3 2-Butene, (Z)- 1.346 -0.008
C4H6S Thiophene, 2,5-dihydro- 1.340 -0.007
CH2CHCH2CH2Cl 1-Butene, 4-chloro- 1.339 -0.007
C6H5CCH phenylacetylene 1.398 -0.007
C5H10 2-Pentene, (Z)- 1.490 -0.007
C6H6 Benzvalene 1.503 -0.007
C6H12 (E)-3-methylpent-2-ene 1.349 -0.007
C5H8 1,4-Pentadiene 1.339 -0.007
C6H4Cl2 1,4-dichlorobenzene 1.394 -0.006
C6H5F Fluorobenzene 1.397 -0.006
C3H6O 2-Propen-1-ol 1.337 -0.006
C4H10O Propane, 2-methoxy- 1.519 -0.006
C10H8 Azulene 1.398 -0.006
C2H3Br vinyl bromide 1.332 -0.006
C5H7N Cyclobutanecarbonitrile 1.551 -0.006
CH3CF3 Ethane, 1,1,1-trifluoro- 1.494 -0.006
C6H5F Fluorobenzene 1.395 -0.005
CH2CHCHClCH3 1-Butene, 3-chloro- 1.337 -0.005
C10H8 Azulene 1.405 -0.005
C6H8 Bicyclo[3.1.0]hex-2-ene 1.521 -0.005
C4H6O Cyclobutanone 1.527 -0.005
C4H5NO 3-Methylisoxazole 1.362 -0.004
C6H6 Fulvene 1.349 -0.004
C5H6S Thiophene, 3-methyl- 1.370 -0.004
C7H8 Norbornadiene 1.530 -0.003
CH2CCH2 allene 1.308 -0.003
CHCCH2CH3 1-Butyne 1.217 -0.003
CHOCHCHCH3 2-Butenal 1.345 -0.003
C6H4Cl2 1,3-dichlorobenzene 1.392 -0.003
CHF2CHF2 1,1,2,2-tetrafluoroethane 1.511 -0.003
C5H8 Cyclobutane, methylene- 1.331 -0.003
CH2CO Ketene 1.314 -0.003
C6H6 Trimethylenecycopropane 1.437 -0.003
C2H3CCH 1-Buten-3-yne 1.344 -0.002
C12H8 biphenylene 1.372 -0.002
H2CCCCH2 Butatriene 1.318 -0.002
C2H Ethynyl radical 1.217 -0.001
C5H6S Thiophene, 3-methyl- 1.423 -0.001
C2H2ClF 1-chloro-1-fluoroethylene 1.327 -0.001
CH3CH(CH3)CN Propanenitrile, 2-methyl- 1.522 -0.001
C6H6 Fulvene 1.355 -0.001
CH2FCH2CH3 1-Fluoropropane 1.501 -0.001
ClCOClCO Oxalyl chloride 1.534 -0.000
C2H2F2 Ethene, 1,2-difluoro-, (E)- 1.329 0.000
C7H8 Norbornadiene 1.336 0.000
C2- carbon diatomic anion 1.268 0.000
C5H10 2-Pentene, (Z)- 1.338 0.000
C5H8 Ethenylcyclopropane 1.334 0.000
C4H6 Cyclobutene 1.342 0.000
C5H6 Cyclopropylacetylene 1.422 0.000
C4H6 1-Methylcyclopropene 1.300 0.001
C6H6 Benzvalene 1.339 0.001
C6H4Cl2 1,3-dichlorobenzene 1.388 0.001
C10H8 Azulene 1.484 0.001
C5H10 2-Pentene, (E)- 1.334 0.001
C6H4Cl2 1,4-dichlorobenzene 1.388 0.001
C4H6 Methylenecyclopropane 1.457 0.002
C6H8 Bicyclo[3.1.0]hex-2-ene 1.338 0.002
C6H5F Fluorobenzene 1.383 0.002
C4H5NO Isoxazole, 5-methyl- 1.362 0.003
C2H3CCH 1-Buten-3-yne 1.215 0.003
CH3CCCH3 2-Butyne 1.214 0.003
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.498 0.003
C3H3NO Oxazole 1.353 0.003
C5H10 2-Pentene, (E)- 1.484 0.003
C5H6 Cyclopropylacetylene 1.211 0.004
C5H4O2 4-Cyclopentene-1,3-dione 1.341 0.004
C5H5N Bicyclo[1.1.0]butane-1-carbonitrile 1.398 0.005
C4 Carbon tetramer 1.304 0.005
C8H8 cyclooctatetraene 1.337 0.005
C6H10 1-Butyne, 3,3-dimethyl- 1.209 0.005
C2H2F2 Ethene, 1,2-difluoro-, (Z)- 1.324 0.005
C6H6 Trimethylenecycopropane 1.330 0.006
C3F6 hexafluoropropene 1.329 0.006
C6H8 (Z)-hexa-1,3,5-triene 1.337 0.006
CH2CCHCH3 1,2-Butadiene 1.301 0.007
C3H4O Methylketene 1.306 0.008
C6H8 Bicyclo[2.1.1]hex-2-ene 1.332 0.008
C4H5N (E)-2-Butenenitrile 1.336 0.008
C10H8 Azulene 1.377 0.008
CH2CHOH ethenol 1.326 0.008
C6H5CCH phenylacetylene 1.208 0.008
C3H4N2 1H-Imidazole 1.364 0.009
HCCCl Chloroacetylene 1.203 0.009
HCCBr bromoacetylene 1.204 0.010
HCCF Fluoroacetylene 1.198 0.010
C5H6 1,3-Cyclopentadiene 1.340 0.011
C6H8 Bicyclo[3.1.0]hex-2-ene 1.482 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
C4H6O2 2,3-Butanedione 1.507 0.023
C3 carbon trimer 1.277 0.024
C4H6 1-Methylcyclopropene 1.476 0.026
C3O2 Carbon suboxide 1.251 0.027
C4N2 2-Butynedinitrile 1.190 0.037