return to home page 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

Compare Bonds

18 10 26 16 45

wB97X-D/3-21G* for rCO

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


Differences greater than 1.100 are in the 1.100 bin. Differences less than -0.100 are in the -0.100 bin.

histogram chart 120
histogram chart 100 histogram chart
histogram chart 80 histogram chart
histogram chart 60 histogram chart
histogram chart 40 histogram chart
histogram chart 20 histogram chart
histogram chart 0 histogram chart histogram chart histogram chart
-0.100 0.000 0.100 0.200 0.300 0.400 0.500 0.600 0.700 0.800 0.900 1.000 1.100
bond length difference calc. - exp. (Å)

  Species Name Difference (Å)
Most negative difference C5H8O 2H-Pyran, 3,4-dihydro--0.022
Most positive difference C4H10O Ethanol, 1,1-dimethyl-0.731

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C5H8O 2H-Pyran, 3,4-dihydro- 1.405 -0.022
C6H5OCH3 Anisole 1.399 -0.019
C2H4O4 Formic acid dimer 1.320 -0.018
C5H12O Butane, 1-methoxy- 1.448 -0.015
C4H4N2O2 Uracil 1.245 -0.014
CF3COOH trifluoroacetic acid 1.353 -0.005
C2H2O4 Oxalic Acid 1.336 -0.002
HCO Formyl radical 1.198 0.000
CH3COOH Acetic acid 1.361 0.001
C4H8O2 1,3-Dioxane 1.439 0.002
C5H8O Methyl cyclopropyl ketone 1.225 0.002
CH2CHOH ethenol 1.372 0.003
C6H10O cyclohexanone 1.229 0.004
C5H8O Cyclopentanone 1.215 0.004
C3H7NO dimethylformamide 1.224 0.004
FCO Carbonyl fluoride 1.180 0.005
CF3OF Trifluoromethylhypofluorite 1.395 0.005
CH3OC2H5 Ethane, methoxy- 1.415 0.005
H2COO Dioxymethyl radical 1.272 0.005
CH3CH(NH2)COOH Alanine 1.347 0.005
C3H2O3 vinylene carbonate 1.191 0.006
C3H4O Methylketene 1.171 0.008
NH2CONH2 Urea 1.221 0.008
CH3CONH2 Acetamide 1.220 0.009
CH3CHO Acetaldehyde 1.216 0.010
CH3O Methoxy radical 1.405 0.010
C4H2O3 Maleic Anhydride 1.192 0.010
CH2ClCHO chloroacetaldehyde 1.206 0.011
CHOCHCHCH3 2-Butenal 1.219 0.011
C5H4O2 4-Cyclopentene-1,3-dione 1.208 0.011
H2NCH2COOH Glycine 1.357 0.011
C2H2O4 Oxalic Acid 1.205 0.012
CH3COCl Acetyl Chloride 1.187 0.012
C2H2O2 Ethanedial 1.212 0.012
C4H6O Cyclobutanone 1.202 0.012
C6H5OCH3 Anisole 1.433 0.012
OCSe Carbonyl selenide 1.159 0.013
OCS Carbonyl sulfide 1.160 0.013
C5H12O Butane, 1-methoxy- 1.415 0.014
C5H10O 2-Butanone, 3-methyl- 1.217 0.014
C4H2O3 Maleic Anhydride 1.386 0.014
BH3CO Borane carbonyl 1.135 0.014
HCOOH Formic acid 1.202 0.014
CF2O Carbonic difluoride 1.174 0.014
HCONHCH3 N-methylformamide 1.219 0.015
CO2 Carbon dioxide 1.162 0.015
HNCO Isocyanic acid 1.164 0.015
C4H6O Furan, 2,5-dihydro- 1.440 0.016
HFCO formyl fluoride 1.181 0.016
CCl2O Phosgene 1.177 0.016
CH3OCHO methyl formate 1.200 0.016
CHONH2 formamide 1.210 0.016
CH3COOH Acetic acid 1.212 0.016
COBr2 Carbonic dibromide 1.172 0.016
C4H4N2O2 Uracil 1.215 0.016
C3H8O2 Methane, dimethoxy- 1.432 0.017
CH2CHCHO Acrolein 1.213 0.018
CH3OCHO methyl formate 1.334 0.018
CH3CH2CHO Propanal 1.210 0.018
C6H5OH phenol 1.364 0.018
CF3COOH trifluoroacetic acid 1.192 0.018
C4H8O2 Ethyl acetate 1.203 0.019
H2CO Formaldehyde 1.205 0.019
ClCOClCO Oxalyl chloride 1.182 0.019
CH2CO Ketene 1.162 0.019
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.206 0.020
CH3COF Acetyl fluoride 1.181 0.020
CO Carbon monoxide 1.128 0.020
H2NCH2COOH Glycine 1.207 0.022
CH3NO3 Methyl nitrate 1.437 0.022
CH3CH2OH Ethanol 1.431 0.022
HCOOH Formic acid 1.343 0.022
CH3OCHO methyl formate 1.437 0.022
C3H8O2 Propylene glycol 1.420 0.023
C3H3NO Oxazole 1.357 0.024
CO+ carbon monoxide cation 1.115 0.024
CH3ONO Methyl nitrite 1.437 0.025
C3H5ClO Oxirane, (chloromethyl)- 1.442 0.025
C3H2O3 vinylene carbonate 1.385 0.026
C4H8O2 Ethyl acetate 1.345 0.026
C3H3NO Oxazole 1.370 0.027
C4H5NO 3-Methylisoxazole 1.342 0.027
C4H8O2 1,3-Dioxane 1.393 0.027
C5H10O 2H-Pyran, tetrahydro- 1.420 0.028
CH3CH(NH2)COOH Alanine 1.192 0.028
C4H10O2 Ethane, 1,2-dimethoxy- 1.410 0.029
C4H4O Furan 1.362 0.029
C2H6O2 1,2-Ethanediol 1.420 0.029
CH3CH2O Ethoxy radical 1.388 0.029
C4H6O2 2,3-Butanedione 1.214 0.031
C4H5NO Isoxazole, 5-methyl- 1.342 0.031
C4H8O2 1,3-Dioxolane, 2-methyl- 1.422 0.032
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.416 0.032
C4H10O Propane, 2-methoxy- 1.422 0.033
CH2O2 Dioxirane 1.388 0.033
CH3OCH3 Dimethyl ether 1.411 0.033
CH3OC2H5 Ethane, methoxy- 1.407 0.033
C3O2 Carbon suboxide 1.146 0.034
C3H6O Propylene oxide 1.436 0.038
C3H2O3 vinylene carbonate 1.364 0.038
C5H8O 2H-Pyran, 3,4-dihydro- 1.420 0.039
CH3CH(CH3)ONO Isopropyl nitrite 1.432 0.041
C2H4O4 Formic acid dimer 1.217 0.042
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.353 0.042
C3H8O2 Methane, dimethoxy- 1.382 0.044
C3H6O3 1,3,5-Trioxane 1.421 0.050
C3H8O2 1,3-Propanediol 1.410 0.051
C2H4O Ethylene oxide 1.425 0.063
CH3OCl methyl hypochlorite 1.389 0.067
C4H10O Ethoxy ethane 1.411 0.073
C4H8O2 Ethyl acetate 1.448 0.074
HOCO+ Hydrocarboxyl cation 1.140 0.078
C3H4O Cyclopropanone 1.191 0.085
HOCO+ Hydrocarboxyl cation 1.209 0.145
C4H10O Ethanol, 1,1-dimethyl- 1.446 0.731