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All results from a given calculation for C4H7NO (Ethoxyacetonitrile)

using model chemistry: B1B95/aug-cc-pVDZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes CS 1A'
Energy calculated at B1B95/aug-cc-pVDZ
 hartrees
Energy at 0K-286.481348
Energy at 298.15K-286.489116
HF Energy-286.481348
Nuclear repulsion energy216.578887
The energy at 298.15K was derived from the energy at 0K and an integrated heat capacity that used the calculated vibrational frequencies.
Vibrational Frequencies calculated at B1B95/aug-cc-pVDZ
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A' 3165 3032 17.45      
2 A' 3078 2948 13.29      
3 A' 3010 2883 66.29      
4 A' 3005 2878 15.10      
5 A' 2395 2295 0.98      
6 A' 1502 1439 5.10      
7 A' 1476 1414 2.56      
8 A' 1468 1406 4.62      
9 A' 1431 1371 8.42      
10 A' 1385 1327 19.94      
11 A' 1357 1300 43.23      
12 A' 1183 1134 215.60      
13 A' 1151 1103 18.53      
14 A' 1076 1031 20.49      
15 A' 966 926 4.07      
16 A' 908 870 5.41      
17 A' 556 532 0.99      
18 A' 419 401 1.07      
19 A' 297 284 2.29      
20 A' 131 126 3.56      
21 A" 3171 3037 19.70      
22 A" 3049 2920 6.67      
23 A" 3041 2913 54.11      
24 A" 1457 1396 6.80      
25 A" 1290 1235 2.54      
26 A" 1245 1192 3.51      
27 A" 1172 1123 5.63      
28 A" 1015 972 0.80      
29 A" 816 782 0.80      
30 A" 369 354 1.58      
31 A" 241 231 0.18      
32 A" 116 111 6.41      
33 A" 77 74 0.02      

Unscaled Zero Point Vibrational Energy (zpe) 23508.1 cm-1
Scaled (by 0.9579) Zero Point Vibrational Energy (zpe) 22518.4 cm-1
See section III.C.1 List or set vibrational scaling factors to change the scale factors used here.
See section III.C.2 Calculate a vibrational scaling factor for a given set of molecules to determine the least squares best scaling factor.
Rotational Constants (cm-1) from geometry optimized at B1B95/aug-cc-pVDZ
ABC
0.53343 0.04993 0.04687

See section I.F.4 to change rotational constant units
Geometric Data calculated at B1B95/aug-cc-pVDZ

Point Group is Cs

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
C1 -1.021 2.507 0.000
C2 -1.258 1.020 0.000
O3 0.000 0.365 0.000
C4 -0.144 -1.027 0.000
C5 1.177 -1.655 0.000
N6 2.204 -2.187 0.000
H7 -1.980 3.036 0.000
H8 -0.458 2.808 0.889
H9 -0.458 2.808 -0.889
H10 -1.832 0.712 -0.890
H11 -1.832 0.712 0.890
H12 -0.693 -1.377 -0.890
H13 -0.693 -1.377 0.890

Atom - Atom Distances (Å)
  C1 C2 O3 C4 C5 N6 H7 H8 H9 H10 H11 H12 H13
C11.50642.37383.64164.70735.69521.09501.09431.09432.16182.16183.99883.9988
C21.50641.41852.33043.61714.71862.14152.15132.15131.10271.10272.61862.6186
O32.37381.41851.39882.33753.37123.32532.64012.64012.06592.06592.07512.0751
C43.64162.33041.39881.46232.61834.45853.94903.94902.58152.58151.10301.1030
C54.70733.61712.33751.46231.15635.65444.83554.83553.93003.93002.08932.0893
N65.69524.71863.37122.61831.15636.69195.72905.72905.04755.04753.13653.1365
H71.09502.14153.32534.45855.65446.69191.77741.77742.49312.49314.68244.6824
H81.09432.15132.64013.94904.83555.72901.77741.77713.07332.50654.55364.1920
H91.09432.15132.64013.94904.83555.72901.77741.77712.50653.07334.19204.5536
H102.16181.10272.06592.58153.93005.04752.49313.07332.50651.77962.37922.9712
H112.16181.10272.06592.58153.93005.04752.49312.50653.07331.77962.97122.3792
H123.99882.61862.07511.10302.08933.13654.68244.55364.19202.37922.97121.7798
H133.99882.61862.07511.10302.08933.13654.68244.19204.55362.97122.37921.7798

picture of Ethoxyacetonitrile state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
C1 C2 O3 108.467 C1 C2 H10 110.961
C1 C2 H11 110.961 C2 C1 H7 109.811
C2 C1 H8 110.628 C2 C1 H9 110.628
C2 O3 C4 111.614 O3 C2 H10 109.414
O3 C2 H11 109.414 O3 C4 C5 109.550
O3 C4 H12 111.544 O3 C4 H13 111.544
C4 C5 N6 178.076 C5 C4 H12 108.253
C5 C4 H13 108.253 H7 C1 H8 108.565
H7 C1 H9 108.565 H8 C1 H9 108.585
H10 C2 H11 107.604 H12 C4 H13 107.576
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability