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

HSEh1PBE/6-31+G** for rCO

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


Differences greater than 2.200 are in the 2.200 bin. Differences less than -0.200 are in the -0.200 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
-0.200 0.000 0.200 0.400 0.600 0.800 1.000 1.200 1.400 1.600 1.800 2.000 2.200
bond length difference calc. - exp. (Å)

  Species Name Difference (Å)
Most negative difference C5H8O 2H-Pyran, 3,4-dihydro--0.054
Most positive difference C3H8O2 Propylene glycol1.314

Bond lengths
Click on entry for experimental details.

Species Name Experimental (Å) Difference (Å)
C5H8O 2H-Pyran, 3,4-dihydro- 1.405 -0.054
C6H5OCH3 Anisole 1.399 -0.043
CH3O Methoxy radical 1.405 -0.041
C5H12O Butane, 1-methoxy- 1.448 -0.039
C4H8O2 1,3-Dioxane 1.439 -0.027
C6H5OCH3 Anisole 1.433 -0.025
CH3CH2O Ethoxy radical 1.388 -0.023
CF3COOH trifluoroacetic acid 1.353 -0.023
C4H6O Furan, 2,5-dihydro- 1.440 -0.020
C3H5ClO Oxirane, (chloromethyl)- 1.442 -0.020
HCO Formyl radical 1.198 -0.019
C2H2O4 Oxalic Acid 1.336 -0.018
C3H6O3 1,3,5-Trioxane 1.421 -0.017
CH2CHOH ethenol 1.372 -0.017
H2COO Dioxymethyl radical 1.272 -0.015
C6H10O cyclohexanone 1.229 -0.013
CH3CH(NH2)COOH Alanine 1.347 -0.013
CH3OH Methyl alcohol 1.427 -0.013
HOCH2COOH Hydroxyacetic acid 1.349 -0.012
C3H6O Propylene oxide 1.436 -0.012
CH3COOH Acetic acid 1.361 -0.011
CH3OC2H5 Ethane, methoxy- 1.415 -0.011
CH3CH2OH Ethanol 1.431 -0.011
C5H12O Butane, 1-methoxy- 1.415 -0.011
HOCO+ Hydrocarboxyl cation 1.140 -0.011
HOCH2COOH Hydroxyacetic acid 1.406 -0.010
H2NCH2COOH Glycine 1.357 -0.010
C3H2O3 vinylene carbonate 1.385 -0.009
CF3OF Trifluoromethylhypofluorite 1.395 -0.008
FCO Carbonyl fluoride 1.180 -0.008
C3H6O 2-Propen-1-ol 1.428 -0.008
CH3OCH3 Dimethyl ether 1.411 -0.007
CH3NO3 Methyl nitrate 1.437 -0.006
C3H3NO Oxazole 1.357 -0.006
C2H4O4 Formic acid dimer 1.320 -0.006
CH3CHO Acetaldehyde 1.216 -0.006
C4H4O Furan 1.362 -0.006
C5H8O Methyl cyclopropyl ketone 1.225 -0.006
C3H3NO Oxazole 1.370 -0.005
C2H2O2 Ethanedial 1.212 -0.005
CH3OCHO methyl formate 1.437 -0.005
C4H8O2 1,3-Dioxolane, 2-methyl- 1.422 -0.005
C5H8O Cyclopentanone 1.215 -0.005
C3H7NO dimethylformamide 1.224 -0.005
HCOOH Formic acid 1.343 -0.004
CH2O2 Dioxirane 1.388 -0.004
CH3ONO Methyl nitrite 1.437 -0.004
C2H4O Ethylene oxide 1.425 -0.004
C3H4O Methylketene 1.171 -0.003
CH3COCH2CH3 2-Butanone 1.218 -0.003
CH3COOH Acetic acid 1.212 -0.003
C5H10O 2H-Pyran, tetrahydro- 1.420 -0.003
C2H4O4 Formic acid dimer 1.217 -0.003
CH2CHCHO Acrolein 1.215 -0.002
C5H10O 2-Butanone, 3-methyl- 1.217 -0.001
C4H10O Ethoxy ethane 1.411 -0.001
CH2ClCHO chloroacetaldehyde 1.206 -0.001
NH2CONH2 Urea 1.221 -0.001
C4H6O2 2,3-Butanedione 1.214 -0.000
H2CO Formaldehyde 1.205 -0.000
CH3CH2CHO Propanal 1.210 -0.000
C4H8O2 Ethyl acetate 1.345 -0.000
C2H6O2 1,2-Ethanediol 1.420 0.000
C4H6O Cyclobutanone 1.202 0.000
CH3OCHO methyl formate 1.334 0.000
C3H2O3 vinylene carbonate 1.191 0.001
C3H2O3 vinylene carbonate 1.364 0.001
CH3COCH3 Acetone 1.214 0.001
CH3COCl Acetyl Chloride 1.187 0.001
HFCO formyl fluoride 1.181 0.001
CH3CONH2 Acetamide 1.220 0.001
HCOOH Formic acid 1.202 0.001
HCONHCH3 N-methylformamide 1.219 0.001
HOCH2COOH Hydroxyacetic acid 1.210 0.001
OCSe Carbonyl selenide 1.159 0.001
CO+ carbon monoxide cation 1.115 0.002
C2H2O4 Oxalic Acid 1.205 0.002
H2NCH2COOH Glycine 1.207 0.002
OCS Carbonyl sulfide 1.160 0.002
CF2O Carbonic difluoride 1.174 0.002
C4H8O2 1,3-Dioxane 1.393 0.003
C6H5OH phenol 1.364 0.003
BH3CO Borane carbonyl 1.135 0.003
CH3OC2H5 Ethane, methoxy- 1.407 0.003
C5H4O2 4-Cyclopentene-1,3-dione 1.208 0.003
CO2 Carbon dioxide 1.162 0.003
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.353 0.004
CCl2O Phosgene 1.177 0.004
ClCOClCO Oxalyl chloride 1.182 0.004
CHONH2 formamide 1.210 0.005
CH2CO Ketene 1.162 0.005
CH3OCHO methyl formate 1.200 0.005
CH3COF Acetyl fluoride 1.181 0.006
CO Carbon monoxide 1.128 0.006
HNCO Isocyanic acid 1.164 0.007
C4H5NO 3-Methylisoxazole 1.342 0.007
CF3COOH trifluoroacetic acid 1.192 0.007
C4H8O2 Ethyl acetate 1.203 0.007
C3H4O Cyclopropanone 1.191 0.009
C4H10O2 Ethane, 1,2-dimethoxy- 1.410 0.009
C4H5NO Isoxazole, 5-methyl- 1.342 0.010
HOCO+ Hydrocarboxyl cation 1.209 0.012
CH3CH(NH2)COOH Alanine 1.192 0.012
C5H8O 2H-Pyran, 3,4-dihydro- 1.420 0.013
CH2C(CH3)OCH3 1-Propene, 2-methoxy- 1.416 0.013
C2H5NO3 Nitric acid, ethyl ester 1.430 0.014
CH3CH(CH3)ONO Isopropyl nitrite 1.432 0.014
CHOCH(CH3)CH3 Propanal, 2-methyl- 1.206 0.017
C4H10O Propane, 2-methoxy- 1.422 0.020
C3O2 Carbon suboxide 1.146 0.020
CH3OCl methyl hypochlorite 1.389 0.030
C4H8O2 Ethyl acetate 1.448 0.061
CHOCHCHCH3 2-Butenal 1.219 0.066
C4H10O Ethanol, 1,1-dimethyl- 1.446 0.729
C3H8O2 Propylene glycol 1.420 1.314