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

B1B95/6-31G* for rCO

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


Differences greater than 0.070 are in the 0.070 bin. Differences less than -0.050 are in the -0.050 bin.

histogram chart 45
histogram chart 40 histogram chart
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 10 histogram chart 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
-0.050 -0.040 -0.030 -0.020 -0.010 0.000 0.010 0.020 0.030 0.040 0.050 0.060 0.070
bond length difference calc. - exp. (Å)

  Species Name Difference (Å)
Most negative difference C5H8O 2H-Pyran, 3,4-dihydro--0.049
Most positive difference C4H8O2 Ethyl acetate0.060

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C5H8O 2H-Pyran, 3,4-dihydro- 1.405 -0.049
C5H12O Butane, 1-methoxy- 1.448 -0.044
C6H5OCH3 Anisole 1.399 -0.040
CH3CH2O Ethoxy radical 1.388 -0.028
C3H5ClO Oxirane, (chloromethyl)- 1.442 -0.025
C6H5OCH3 Anisole 1.433 -0.025
C4H8O2 1,3-Dioxane 1.439 -0.024
C3H6O3 1,3,5-Trioxane 1.421 -0.021
C3H8O2 Methane, dimethoxy- 1.432 -0.020
HCO Formyl radical 1.198 -0.020
CH3OH Methyl alcohol 1.427 -0.020
CF3COOH trifluoroacetic acid 1.353 -0.020
C2H2O4 Oxalic Acid 1.336 -0.019
CH3CH2OH Ethanol 1.431 -0.018
CH2CHOH ethenol 1.372 -0.018
C6H10O cyclohexanone 1.229 -0.018
C5H12O Butane, 1-methoxy- 1.415 -0.016
CH3OC2H5 Ethane, methoxy- 1.415 -0.016
C3H6O Propylene oxide 1.436 -0.015
H2COO Dioxymethyl radical 1.272 -0.015
HOCH2COOH Hydroxyacetic acid 1.406 -0.014
CH3CH(NH2)COOH Alanine 1.347 -0.013
C3H6O 2-Propen-1-ol 1.428 -0.013
HOCH2COOH Hydroxyacetic acid 1.349 -0.013
C3H2O3 vinylene carbonate 1.385 -0.013
CH3COOH Acetic acid 1.361 -0.012
H2NCH2COOH Glycine 1.357 -0.012
HOCO+ Hydrocarboxyl cation 1.140 -0.012
CH3OCH3 Dimethyl ether 1.411 -0.012
C3H8O2 Propylene glycol 1.420 -0.012
CF3OF Trifluoromethylhypofluorite 1.395 -0.012
CH3NO3 Methyl nitrate 1.437 -0.011
CH3ONO Methyl nitrite 1.437 -0.011
C4H10O2 Ethane, 1,2-dimethoxy- 1.410 -0.010
C5H10O 2H-Pyran, tetrahydro- 1.420 -0.010
CH3CHO Acetaldehyde 1.216 -0.010
C3H3NO Oxazole 1.370 -0.010
C5H8O Methyl cyclopropyl ketone 1.225 -0.010
C2H4O Ethylene oxide 1.425 -0.010
C3H3NO Oxazole 1.357 -0.009
C4H4O Furan 1.362 -0.009
C2H6O2 1,2-Ethanediol 1.420 -0.009
CH3OCHO methyl formate 1.437 -0.009
C5H8O Cyclopentanone 1.215 -0.009
C2H4O4 Formic acid dimer 1.320 -0.008
C3H7NO dimethylformamide 1.224 -0.008
CHOCHCHCH3 2-Butenal 1.219 -0.008
C2H2O2 Ethanedial 1.212 -0.008
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.416 -0.008
C4H5NO 3-Methylisoxazole 1.342 -0.007
CH3COOH Acetic acid 1.212 -0.007
FCO Carbonyl fluoride 1.180 -0.007
C4H8O2 1,3-Dioxolane, 2-methyl- 1.422 -0.006
NH2CONH2 Urea 1.221 -0.006
C4H10O Ethoxy ethane 1.411 -0.006
CH2O2 Dioxirane 1.388 -0.006
C4H2O3 Maleic Anhydride 1.386 -0.006
C2H4O4 Formic acid dimer 1.217 -0.006
CH2CHCHO Acrolein 1.215 -0.006
C5H10O 2-Butanone, 3-methyl- 1.217 -0.005
C6H5OH phenol 1.364 -0.005
HCOOH Formic acid 1.343 -0.005
CH2ClCHO chloroacetaldehyde 1.206 -0.004
CH3CONH2 Acetamide 1.220 -0.004
H2CO Formaldehyde 1.205 -0.004
CH3CH2CHO Propanal 1.210 -0.004
CH3COCH3 Acetone 1.214 -0.004
C4H6O2 2,3-Butanedione 1.214 -0.004
C4H6O Cyclobutanone 1.202 -0.003
HCONHCH3 N-methylformamide 1.219 -0.003
CH3COCl Acetyl Chloride 1.187 -0.003
C4H10O Propane, 2-methoxy- 1.422 -0.003
HCOOH Formic acid 1.202 -0.002
C3H2O3 vinylene carbonate 1.191 -0.002
CH3OC2H5 Ethane, methoxy- 1.407 -0.002
C4H8O2 Ethyl acetate 1.345 -0.002
C3H2O3 vinylene carbonate 1.364 -0.002
HOCH2COOH Hydroxyacetic acid 1.210 -0.001
CH3OCHO methyl formate 1.334 -0.001
H2NCH2COOH Glycine 1.207 -0.001
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.206 -0.001
OCSe Carbonyl selenide 1.159 -0.001
C4H5NO Isoxazole, 5-methyl- 1.342 -0.001
OCS Carbonyl sulfide 1.160 -0.000
C2H2O4 Oxalic Acid 1.205 0.000
CHONH2 formamide 1.210 0.000
BH3CO Borane carbonyl 1.135 0.001
C4H2O3 Maleic Anhydride 1.192 0.001
C5H8O 2H-Pyran, 3,4-dihydro- 1.420 0.001
CF2O Carbonic difluoride 1.174 0.001
CCl2O Phosgene 1.177 0.001
CO+ carbon monoxide cation 1.115 0.001
CH3OCHO methyl formate 1.200 0.001
ClCOClCO Oxalyl chloride 1.182 0.001
C5H4O2 4-Cyclopentene-1,3-dione 1.208 0.001
CO2 Carbon dioxide 1.162 0.002
HFCO formyl fluoride 1.181 0.002
C4H8O2 1,3-Dioxane 1.393 0.002
COBr2 Carbonic dibromide 1.172 0.003
C4H8O2 Ethyl acetate 1.203 0.003
CH2CO Ketene 1.162 0.004
CH3COF Acetyl fluoride 1.181 0.005
HNCO Isocyanic acid 1.164 0.005
CO Carbon monoxide 1.128 0.006
C3H4O Cyclopropanone 1.191 0.006
CF3COOH trifluoroacetic acid 1.192 0.007
C2H5NO3 Nitric acid, ethyl ester 1.430 0.008
CH3CH(CH3)ONO Isopropyl nitrite 1.432 0.008
HOCO+ Hydrocarboxyl cation 1.209 0.011
C3H8O2 Methane, dimethoxy- 1.382 0.013
CH3CH(NH2)COOH Alanine 1.192 0.013
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.353 0.014
C3H8O2 1,3-Propanediol 1.410 0.014
C3O2 Carbon suboxide 1.146 0.018
CH3OCl methyl hypochlorite 1.389 0.026
C4H8O2 Ethyl acetate 1.448 0.060