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

MP2/CEP-31G* for rCO

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


Differences greater than 0.090 are in the 0.090 bin. Differences less than -0.030 are in the -0.030 bin.

histogram chart 40
histogram chart 35 histogram chart histogram chart
histogram chart 30 histogram chart histogram chart
histogram chart 25 histogram chart histogram chart
histogram chart 20 histogram chart histogram chart
histogram chart 15 histogram chart histogram chart histogram chart
histogram chart 10 histogram chart histogram chart histogram chart
histogram chart 5 histogram chart histogram chart histogram chart histogram chart
histogram chart 0 histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart histogram chart
-0.030 -0.020 -0.010 0.000 0.010 0.020 0.030 0.040 0.050 0.060 0.070 0.080 0.090
bond length difference calc. - exp. (Å)

  Species Name Difference (Å)
Most negative difference C5H8O 2H-Pyran, 3,4-dihydro--0.026
Most positive difference C4H8O2 Ethyl acetate0.085

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C5H8O 2H-Pyran, 3,4-dihydro- 1.405 -0.026
C6H5OCH3 Anisole 1.399 -0.016
C5H12O Butane, 1-methoxy- 1.448 -0.014
CH3O Methoxy radical 1.405 -0.004
CO+ carbon monoxide cation 1.115 -0.002
CF3COOH trifluoroacetic acid 1.353 0.002
C6H5OCH3 Anisole 1.433 0.003
C4H8O2 1,3-Dioxane 1.439 0.005
C3H6O3 1,3,5-Trioxane 1.421 0.006
C3H8O2 Methane, dimethoxy- 1.432 0.008
C4H6O Furan, 2,5-dihydro- 1.440 0.008
C2H2O4 Oxalic Acid 1.336 0.008
HCO Formyl radical 1.198 0.009
C3H2O3 vinylene carbonate 1.385 0.009
CH2CHOH ethenol 1.372 0.011
C3H3NO Oxazole 1.370 0.011
FCO Carbonyl fluoride 1.180 0.012
C3H5ClO Oxirane, (chloromethyl)- 1.442 0.014
C4H8O2 1,3-Dioxolane, 2-methyl- 1.422 0.014
C3H3NO Oxazole 1.357 0.014
CH3OH Methyl alcohol 1.427 0.014
HOCH2COOH Hydroxyacetic acid 1.349 0.014
C2H4O4 Formic acid dimer 1.320 0.014
CF3OF Trifluoromethylhypofluorite 1.395 0.015
C6H10O cyclohexanone 1.229 0.015
CH3OC2H5 Ethane, methoxy- 1.415 0.015
CH3COOH Acetic acid 1.361 0.015
CH3CH2OH Ethanol 1.431 0.015
C5H12O Butane, 1-methoxy- 1.415 0.015
H2NCH2COOH Glycine 1.357 0.016
CH3NO3 Methyl nitrate 1.437 0.016
NH2CONH2 Urea 1.221 0.017
C2H4O4 Formic acid dimer 1.217 0.017
CH3CH2O Ethoxy radical 1.388 0.018
CH3ONO Methyl nitrite 1.437 0.018
HOCH2COOH Hydroxyacetic acid 1.406 0.019
CH3OCH3 Dimethyl ether 1.411 0.019
C3H7NO dimethylformamide 1.224 0.020
CH3COOH Acetic acid 1.212 0.020
C5H10O 2H-Pyran, tetrahydro- 1.420 0.020
HOCO+ Hydrocarboxyl cation 1.140 0.020
C5H8O Methyl cyclopropyl ketone 1.225 0.020
CH3OCHO methyl formate 1.437 0.021
C3H2O3 vinylene carbonate 1.364 0.021
C3H6O 2-Propen-1-ol 1.428 0.021
C4H2O3 Maleic Anhydride 1.386 0.021
C4H10O2 Ethane, 1,2-dimethoxy- 1.410 0.022
CH3CHO Acetaldehyde 1.216 0.022
HCOOH Formic acid 1.343 0.022
CH3CONH2 Acetamide 1.220 0.023
C4H5NO 3-Methylisoxazole 1.342 0.023
C5H8O Cyclopentanone 1.215 0.023
C4H8O2 Ethyl acetate 1.345 0.023
C3H6O Propylene oxide 1.436 0.023
C3H2O3 vinylene carbonate 1.191 0.023
HOCH2COOH Hydroxyacetic acid 1.210 0.023
CHOCHCHCH3 2-Butenal 1.219 0.023
HCONHCH3 N-methylformamide 1.219 0.023
CH3OCHO methyl formate 1.334 0.024
C4H10O Ethoxy ethane 1.411 0.024
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.416 0.024
CH2O2 Dioxirane 1.388 0.025
CF2O Carbonic difluoride 1.174 0.025
C2H6O2 1,2-Ethanediol 1.420 0.025
HCOOH Formic acid 1.202 0.025
H2NCH2COOH Glycine 1.207 0.025
C2H2O2 Ethanedial 1.212 0.025
C4H10O Propane, 2-methoxy- 1.422 0.026
CH2CHCHO Acrolein 1.215 0.026
C2H2O4 Oxalic Acid 1.205 0.026
C6H5OH phenol 1.364 0.026
HFCO formyl fluoride 1.181 0.026
C5H10O 2-Butanone, 3-methyl- 1.217 0.027
CH3COCl Acetyl Chloride 1.187 0.027
C4H6O Cyclobutanone 1.202 0.027
C4H5NO Isoxazole, 5-methyl- 1.342 0.028
CH3COCH3 Acetone 1.214 0.028
C4H2O3 Maleic Anhydride 1.192 0.028
CH3CH2CHO Propanal 1.210 0.028
CH3OC2H5 Ethane, methoxy- 1.407 0.028
CH2ClCHO chloroacetaldehyde 1.206 0.029
C4H6O2 2,3-Butanedione 1.214 0.029
BH3CO Borane carbonyl 1.135 0.029
C4H8O2 1,3-Dioxane 1.393 0.029
C2H4O Ethylene oxide 1.425 0.029
CH3OCHO methyl formate 1.200 0.029
H2COO Dioxymethyl radical 1.272 0.030
CH3COF Acetyl fluoride 1.181 0.030
C5H8O 2H-Pyran, 3,4-dihydro- 1.420 0.030
CO2 Carbon dioxide 1.162 0.031
C4H8O2 Ethyl acetate 1.203 0.031
C5H4O2 4-Cyclopentene-1,3-dione 1.208 0.031
H2CO Formaldehyde 1.205 0.031
CH2CO Ketene 1.162 0.032
CCl2O Phosgene 1.177 0.032
CF3COOH trifluoroacetic acid 1.192 0.032
HNCO Isocyanic acid 1.164 0.032
C2H5NO3 Nitric acid, ethyl ester 1.430 0.032
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.206 0.032
ClCOClCO Oxalyl chloride 1.182 0.033
OCS Carbonyl sulfide 1.160 0.034
C3H4O Cyclopropanone 1.191 0.037
C3H8O2 Methane, dimethoxy- 1.382 0.037
CH3CH(CH3)ONO Isopropyl nitrite 1.432 0.038
CO Carbon monoxide 1.128 0.039
HOCO+ Hydrocarboxyl cation 1.209 0.040
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.353 0.040
C3H8O2 1,3-Propanediol 1.410 0.044
C3O2 Carbon suboxide 1.146 0.050
CH3OCl methyl hypochlorite 1.389 0.060
C4H8O2 Ethyl acetate 1.448 0.085