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Computational Chemistry Comparison and Benchmark DataBase Release 22 (May 2022) Standard Reference Database 101 National Institute of Standards and Technology |
You are here: Home > Geometry > Experimental > Same bond/angle many molecules OR Comparisons > Geometry > Bonds, angles > Same bond/angle many molecules |
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120 | ![]() |
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100 | ![]() |
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80 | ![]() |
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60 | ![]() |
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20 | ![]() |
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0 | ![]() |
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-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 | -0.437 |
Most positive difference | C4H6 | 1-Methylcyclopropene | 0.784 |
Bond lengths
Click on entry for experimental details.
Species | Name | Experimental (Å) | Difference (Å) |
---|---|---|---|
C4H10O | Methyl propyl ether | 1.530 | -0.437 |
C4H6 | 1-Methylcyclopropene | 1.515 | -0.424 |
C3H5 | Allyl radical | 1.428 | -0.045 |
C3H3NO | Isoxazole | 1.356 | -0.044 |
C5H8O | Cyclopentanone | 1.557 | -0.024 |
CH2CHCH3 | Propene | 1.353 | -0.020 |
C3F6 | hexafluoropropene | 1.513 | -0.018 |
C12H8 | biphenylene | 1.524 | -0.015 |
C2H5NO3 | Nitric acid, ethyl ester | 1.528 | -0.014 |
CF2CCl2 | difluorodichloroethylene | 1.345 | -0.014 |
CH3CH(CH3)CN | Propanenitrile, 2-methyl- | 1.481 | -0.013 |
C2N2 | Cyanogen | 1.389 | -0.012 |
C6H4Cl2 | 1,3-dichlorobenzene | 1.404 | -0.012 |
CH3CHS | Thioacetaldehyde | 1.506 | -0.012 |
C4H2 | Diacetylene | 1.378 | -0.011 |
C2H | Ethynyl radical | 1.217 | -0.010 |
C10H8 | Azulene | 1.407 | -0.010 |
C10H8 | Azulene | 1.414 | -0.010 |
C12H8 | biphenylene | 1.428 | -0.010 |
C12H8 | biphenylene | 1.432 | -0.009 |
CHCCH2CH3 | 1-Butyne | 1.544 | -0.009 |
CHCCH2CH3 | 1-Butyne | 1.217 | -0.009 |
CH2ClCCCl | 1,3-dichloropropyne | 1.456 | -0.009 |
CH2CHCH2CH3 | 1-Butene | 1.342 | -0.009 |
C2H3 | vinyl | 1.316 | -0.009 |
CH2CClCHCH2 | 1,3-Butadiene, 2-chloro- | 1.469 | -0.009 |
C2H6 | Ethane | 1.536 | -0.008 |
C2H4 | Ethylene | 1.339 | -0.008 |
CH2CClCHCH2 | 1,3-Butadiene, 2-chloro- | 1.344 | -0.007 |
CH2CClCHCH2 | 1,3-Butadiene, 2-chloro- | 1.344 | -0.007 |
C3H6O | 2-Propen-1-ol | 1.502 | -0.007 |
CH3CHFCH3 | 2-Fluoropropane | 1.521 | -0.007 |
CH3OC2H5 | Ethane, methoxy- | 1.521 | -0.007 |
CH3CCl2CH3 | Propane, 2,2-dichloro- | 1.523 | -0.006 |
C5H6 | Propellane | 1.596 | -0.006 |
CF3COOH | trifluoroacetic acid | 1.546 | -0.006 |
CH2CHF | Ethene, fluoro- | 1.329 | -0.006 |
CH3CH2SH | ethanethiol | 1.528 | -0.006 |
C3H6O | 2-Propen-1-ol | 1.337 | -0.005 |
C5H6 | Propellane | 1.525 | -0.005 |
C5H8 | Ethenylcyclopropane | 1.522 | -0.005 |
C2H5CN | ethyl cyanide | 1.468 | -0.005 |
C2H5I | Ethyl iodide | 1.521 | -0.004 |
C2H4S | Thiirane | 1.484 | -0.004 |
C4H8 | cyclobutane | 1.555 | -0.004 |
CH2CHCHO | Acrolein | 1.341 | -0.004 |
CH3CHClCH3 | Propane, 2-chloro- | 1.522 | -0.004 |
C4H5N | Pyrrole | 1.382 | -0.004 |
CH2CS | Thioketene | 1.314 | -0.004 |
C2H2ClF | 1-chloro-1-fluoroethylene | 1.327 | -0.004 |
C4H4Se | selenophene | 1.433 | -0.003 |
C2H5Br | Ethyl bromide | 1.518 | -0.003 |
CH3COCH3 | Acetone | 1.520 | -0.003 |
C2H2O2 | Ethanedial | 1.526 | -0.003 |
C2H2N2O | Furazan | 1.421 | -0.003 |
CH2CHCH2F | Allyl Fluoride | 1.333 | -0.003 |
C4H8O2 | Ethyl acetate | 1.515 | -0.003 |
CH2CHCH2CH3 | 1-Butene | 1.536 | -0.002 |
C(CN)4 | tetracyanomethane | 1.484 | -0.002 |
C5H8 | Bicyclo[1.1.1]pentane | 1.557 | -0.002 |
C2H2+ | acetylene cation | 1.253 | -0.002 |
C6H6 | Benzvalene | 1.529 | -0.002 |
C6H6 | Benzene | 1.397 | -0.002 |
CH2CCH2 | allene | 1.308 | -0.002 |
CH3CSNH2 | Ethanethioamide | 1.512 | -0.002 |
C2H2O4 | Oxalic Acid | 1.544 | -0.002 |
CH3CH2CH2CH3 | Butane | 1.531 | -0.001 |
C8H8 | cubane | 1.571 | -0.001 |
C4H8O2 | Ethyl acetate | 1.508 | -0.001 |
C10H8 | Azulene | 1.398 | -0.001 |
C6H4Cl2 | 1,4-dichlorobenzene | 1.394 | -0.001 |
CH2CO | Ketene | 1.314 | -0.001 |
C10H8 | Azulene | 1.405 | -0.001 |
C3H4 | cyclopropene | 1.296 | -0.000 |
C3H2O3 | vinylene carbonate | 1.331 | -0.000 |
C4H6 | Bicyclo[1.1.0]butane | 1.498 | -0.000 |
CH3CCH | propyne | 1.207 | -0.000 |
CH3CH2CHO | Propanal | 1.523 | -0.000 |
C10H8 | naphthalene | 1.420 | -0.000 |
CH3CCH | propyne | 1.460 | 0.000 |
C6H6 | Benzvalene | 1.452 | 0.000 |
C6H4Cl2 | 1,3-dichlorobenzene | 1.392 | 0.000 |
CH3CH2CHO | Propanal | 1.509 | 0.000 |
C5H8 | Ethenylcyclopropane | 1.475 | 0.000 |
HCCF | Fluoroacetylene | 1.198 | 0.001 |
C2H3NO | Nitrosoethylene | 1.335 | 0.001 |
CH3CN | Acetonitrile | 1.458 | 0.001 |
C3F6 | hexafluoropropene | 1.329 | 0.001 |
C5H8 | Ethenylcyclopropane | 1.334 | 0.001 |
C12H8 | biphenylene | 1.372 | 0.001 |
C6H6 | Benzvalene | 1.339 | 0.001 |
C3H4 | cyclopropene | 1.509 | 0.001 |
CH3CH2OH | Ethanol | 1.512 | 0.002 |
HCCCl | Chloroacetylene | 1.203 | 0.002 |
C3H8 | Propane | 1.526 | 0.002 |
C2H2 | Acetylene | 1.203 | 0.002 |
C3H3NO | Oxazole | 1.353 | 0.003 |
C5H8O | Methyl cyclopropyl ketone | 1.510 | 0.003 |
HCCBr | bromoacetylene | 1.204 | 0.003 |
CH3CHF2 | Ethane, 1,1-difluoro- | 1.498 | 0.004 |
C6H6 | Trimethylenecycopropane | 1.330 | 0.004 |
C6H4Cl2 | 1,4-dichlorobenzene | 1.388 | 0.004 |
CH3CHO | Acetaldehyde | 1.501 | 0.005 |
C4H6 | Bicyclo[1.1.0]butane | 1.497 | 0.005 |
C6H6 | Benzvalene | 1.503 | 0.005 |
C10H8 | naphthalene | 1.370 | 0.005 |
C10H8 | naphthalene | 1.410 | 0.006 |
C6H4Cl2 | 1,3-dichlorobenzene | 1.388 | 0.006 |
CHCCH2CH3 | 1-Butyne | 1.457 | 0.006 |
CH2ClCCCl | 1,3-dichloropropyne | 1.201 | 0.006 |
C2H4O | Ethylene oxide | 1.459 | 0.006 |
C3H6 | Cyclopropane | 1.501 | 0.006 |
C4H5N | Pyrrole | 1.417 | 0.006 |
CH2CHCHO | Acrolein | 1.468 | 0.007 |
SiC2 | Silicon dicarbide | 1.265 | 0.007 |
C6H6 | Trimethylenecycopropane | 1.437 | 0.007 |
CH2CHCH2F | Allyl Fluoride | 1.488 | 0.007 |
C4 | Carbon tetramer | 1.304 | 0.007 |
C4H2 | Diacetylene | 1.205 | 0.008 |
C3H4N2 | 1H-Imidazole | 1.364 | 0.008 |
C2H5CN | ethyl cyanide | 1.526 | 0.008 |
CH2CHCH2CH3 | 1-Butene | 1.493 | 0.008 |
C2H4F2 | 1,2-difluoroethane | 1.493 | 0.010 |
C10H8 | naphthalene | 1.420 | 0.011 |
CH2CHCH3 | Propene | 1.488 | 0.012 |
CH(CN)3 | tricyanomethane | 1.460 | 0.013 |
F2CCCF2 | tetrafluoroallene | 1.282 | 0.013 |
C10H8 | Azulene | 1.377 | 0.014 |
CH3CH(CH3)CN | Propanenitrile, 2-methyl- | 1.522 | 0.014 |
C10H8 | Azulene | 1.484 | 0.014 |
C2 | Carbon diatomic | 1.243 | 0.018 |
C12H8 | biphenylene | 1.370 | 0.020 |
C3 | carbon trimer | 1.277 | 0.020 |
ClCOClCO | Oxalyl chloride | 1.534 | 0.022 |
C3O2 | Carbon suboxide | 1.251 | 0.023 |
C5H8O | Cyclopentanone | 1.504 | 0.027 |
C4H6 | 1-Methylcyclopropene | 1.300 | 0.211 |
C4H6 | 1-Methylcyclopropene | 1.476 | 0.784 |