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All results from a given calculation for C3H7OC3H7 (di-n-propyl ether)

using model chemistry: HF/6-31G

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 no C2V 1A1
1 2 yes C2 1A

Conformer 1 (C2V)

Jump to S1C2
Energy calculated at HF/6-31G
 hartrees
Energy at 0K-310.081621
Energy at 298.15K-310.097534
HF Energy-310.081621
Nuclear repulsion energy313.947009
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 HF/6-31G
Mode Number Symmetry Frequency
(cm-1)
Scaled Frequency
(cm-1)
IR Intensities
(km mol-1)
Raman Act
4/u)
Dep P Dep U
1 A1 3260 2943 76.28      
2 A1 3211 2899 40.62      
3 A1 3183 2874 39.37      
4 A1 3158 2852 72.64      
5 A1 1697 1532 0.66      
6 A1 1666 1504 11.35      
7 A1 1655 1494 0.00      
8 A1 1600 1445 0.00      
9 A1 1578 1425 3.49      
10 A1 1494 1349 1.55      
11 A1 1278 1154 0.27      
12 A1 1141 1030 3.66      
13 A1 1048 946 21.29      
14 A1 1005 907 6.92      
15 A1 459 415 1.60      
16 A1 336 304 0.19      
17 A1 109 98 0.33      
18 A2 3264 2947 0.00      
19 A2 3233 2919 0.00      
20 A2 3184 2875 0.00      
21 A2 1659 1498 0.00      
22 A2 1448 1308 0.00      
23 A2 1394 1259 0.00      
24 A2 1296 1170 0.00      
25 A2 995 899 0.00      
26 A2 845 763 0.00      
27 A2 244 220 0.00      
28 A2 137 124 0.00      
29 A2 74 67 0.00      
30 B1 3265 2948 192.12      
31 B1 3233 2919 7.26      
32 B1 3188 2879 95.37      
33 B1 1659 1498 16.26      
34 B1 1452 1311 0.12      
35 B1 1400 1264 3.61      
36 B1 1318 1190 8.57      
37 B1 1007 909 4.15      
38 B1 848 766 2.96      
39 B1 246 222 0.39      
40 B1 166 150 11.98      
41 B1 54 48 0.83      
42 B2 3260 2943 26.75      
43 B2 3210 2898 2.91      
44 B2 3182 2873 57.97      
45 B2 3148 2842 5.30      
46 B2 1683 1519 8.29      
47 B2 1664 1503 0.31      
48 B2 1654 1494 4.28      
49 B2 1581 1428 13.92      
50 B2 1546 1396 37.21      
51 B2 1478 1335 17.57      
52 B2 1250 1128 135.68      
53 B2 1233 1114 127.86      
54 B2 1123 1014 1.57      
55 B2 973 879 1.30      
56 B2 546 493 6.37      
57 B2 275 248 1.58      

Unscaled Zero Point Vibrational Energy (zpe) 45647.0 cm-1
Scaled (by 0.9029) Zero Point Vibrational Energy (zpe) 41214.6 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 HF/6-31G
ABC
0.46162 0.02620 0.02549

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.295
C2 0.000 1.218 -0.448
C3 0.000 -1.218 -0.448
C4 0.000 2.370 0.540
C5 0.000 -2.370 0.540
C6 0.000 3.735 -0.154
C7 0.000 -3.735 -0.154
H8 0.879 1.259 -1.088
H9 -0.879 1.259 -1.088
H10 -0.879 -1.259 -1.088
H11 0.879 -1.259 -1.088
H12 0.870 2.272 1.179
H13 -0.870 2.272 1.179
H14 -0.870 -2.272 1.179
H15 0.870 -2.272 1.179
H16 0.000 4.538 0.574
H17 -0.877 3.860 -0.781
H18 0.877 3.860 -0.781
H19 0.000 -4.538 0.574
H20 0.877 -3.860 -0.781
H21 -0.877 -3.860 -0.781

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18 H19 H20 H21
O11.42691.42692.38302.38303.76213.76212.06652.06652.06652.06652.58902.58902.58902.58904.54694.10234.10234.54694.10234.1023
C21.42692.43591.51813.72192.53454.96201.08781.08782.70472.70472.12552.12553.94833.94833.47432.80392.80395.84645.16425.1642
C31.42692.43593.72191.51814.96202.53452.70472.70471.08781.08783.94833.94832.12552.12555.84645.16425.16423.47432.80392.8039
C42.38301.51813.72194.74071.53096.14492.15852.15854.07354.07351.08411.08414.76674.76672.16832.17552.17556.90886.42926.4292
C52.38303.72191.51814.74076.14491.53094.07354.07352.15852.15854.76674.76671.08411.08416.90886.42926.42922.16832.17552.1755
C63.76212.53454.96201.53096.14497.47062.78922.78925.15615.15612.16162.16166.21506.21501.08361.08541.08548.30567.67187.6718
C73.76214.96202.53456.14491.53097.47065.15615.15612.78922.78926.21506.21502.16162.16168.30567.67187.67181.08361.08541.0854
H82.06651.08782.70472.15854.07352.78925.15611.75743.07012.51742.48383.03774.54634.19653.78053.15372.61986.09445.12835.4205
H92.06651.08782.70472.15854.07352.78925.15611.75742.51743.07013.03772.48384.19654.54633.78052.61983.15376.09445.42055.1283
H102.06652.70471.08784.07352.15855.15612.78923.07012.51741.75744.54634.19652.48383.03776.09445.12835.42053.78053.15372.6198
H112.06652.70471.08784.07352.15855.15612.78922.51743.07011.75744.19654.54633.03772.48386.09445.42055.12833.78052.61983.1537
H122.58902.12553.94831.08414.76672.16166.21502.48383.03774.54634.19651.74004.86674.54502.50143.06832.52236.89286.43846.6712
H132.58902.12553.94831.08414.76672.16166.21503.03772.48384.19654.54631.74004.54504.86672.50142.52233.06836.89286.67126.4384
H142.58903.94832.12554.76671.08416.21502.16164.54634.19652.48383.03774.86674.54501.74006.89286.43846.67122.50143.06832.5223
H152.58903.94832.12554.76671.08416.21502.16164.19654.54633.03772.48384.54504.86671.74006.89286.67126.43842.50142.52233.0683
H164.54693.47435.84642.16836.90881.08368.30563.78053.78056.09446.09442.50142.50146.89286.89281.75051.75059.07678.55248.5524
H174.10232.80395.16422.17556.42921.08547.67183.15372.61985.12835.42053.06832.52236.43846.67121.75051.75418.55247.91747.7207
H184.10232.80395.16422.17556.42921.08547.67182.61983.15375.42055.12832.52233.06836.67126.43841.75051.75418.55247.72077.9174
H194.54695.84643.47436.90882.16838.30561.08366.09446.09443.78053.78056.89286.89282.50142.50149.07678.55248.55241.75051.7505
H204.10235.16422.80396.42922.17557.67181.08545.12835.42053.15372.61986.43846.67123.06832.52238.55247.91747.72071.75051.7541
H214.10235.16422.80396.42922.17557.67181.08545.42055.12832.61983.15376.67126.43842.52233.06838.55247.72077.91741.75051.7541

picture of di-n-propyl ether state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 C4 107.986 O1 C2 H8 109.785
O1 C2 H9 109.785 O1 C3 C5 107.986
O1 C3 H10 109.785 O1 C3 H11 109.785
C2 O1 C3 117.200 C2 C4 C6 112.456
C2 C4 H12 108.382 C2 C4 H13 108.382
C3 C5 C7 112.456 C3 C5 H14 108.382
C3 C5 H15 108.382 C4 C2 H8 110.766
C4 C2 H9 110.766 C4 C6 H16 110.897
C4 C6 H17 111.371 C4 C6 H18 111.371
C5 C3 H10 110.766 C5 C3 H11 110.766
C5 C7 H19 110.897 C5 C7 H20 111.371
C5 C7 H21 111.371 C6 C4 H12 110.339
C6 C4 H13 110.339 C7 C5 H14 110.339
C7 C5 H15 110.339 H8 C2 H9 107.755
H10 C3 H11 107.755 H12 C4 H13 106.749
H14 C5 H15 106.749 H16 C6 H17 107.610
H16 C6 H18 107.610 H17 C6 H18 107.802
H19 C7 H20 107.610 H19 C7 H21 107.610
H20 C7 H21 107.802
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.737      
2 C 0.069      
3 C 0.069      
4 C -0.304      
5 C -0.304      
6 C -0.470      
7 C -0.470      
8 H 0.136      
9 H 0.136      
10 H 0.136      
11 H 0.136      
12 H 0.171      
13 H 0.171      
14 H 0.171      
15 H 0.171      
16 H 0.161      
17 H 0.150      
18 H 0.150      
19 H 0.161      
20 H 0.150      
21 H 0.150      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 -1.473 1.473
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.585 0.000 0.000
y 0.000 -43.677 0.000
z 0.000 0.000 -47.413
Traceless
 xyz
x -1.040 0.000 0.000
y 0.000 3.322 0.000
z 0.000 0.000 -2.281
Polar
3z2-r2-4.563
x2-y2-2.908
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.705 0.000 0.000
y 0.000 11.766 0.000
z 0.000 0.000 8.820


<r2> (average value of r2) Å2
<r2> 438.590
(<r2>)1/2 20.943

Conformer 2 (C2)

Jump to S1C1
Energy calculated at HF/6-31G
 hartrees
Energy at 0K-310.082057
Energy at 298.15K-310.098203
HF Energy-310.082057
Nuclear repulsion energy324.820191
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 HF/6-31G
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 3289 2970 12.82      
2 A 3251 2935 91.27      
3 A 3230 2917 0.07      
4 A 3197 2886 21.58      
5 A 3188 2878 2.23      
6 A 3180 2871 19.17      
7 A 3159 2853 73.70      
8 A 1693 1529 1.05      
9 A 1667 1505 6.47      
10 A 1654 1493 5.83      
11 A 1645 1485 0.14      
12 A 1597 1442 3.25      
13 A 1571 1419 1.31      
14 A 1535 1386 0.19      
15 A 1443 1303 1.22      
16 A 1392 1257 0.02      
17 A 1297 1171 3.07      
18 A 1253 1131 8.68      
19 A 1170 1056 4.23      
20 A 1037 937 0.92      
21 A 1009 911 18.13      
22 A 960 867 1.17      
23 A 829 748 1.11      
24 A 511 461 0.00      
25 A 356 322 0.65      
26 A 278 251 0.69      
27 A 170 153 0.16      
28 A 117 106 0.06      
29 A 47 42 0.00      
30 B 3289 2970 58.51      
31 B 3251 2935 72.89      
32 B 3230 2917 46.19      
33 B 3198 2888 129.22      
34 B 3189 2879 101.29      
35 B 3180 2871 32.22      
36 B 3150 2845 1.70      
37 B 1678 1515 6.10      
38 B 1666 1505 9.46      
39 B 1653 1493 7.68      
40 B 1645 1485 3.15      
41 B 1576 1423 14.11      
42 B 1534 1385 17.11      
43 B 1531 1382 43.47      
44 B 1435 1296 1.54      
45 B 1400 1264 8.04      
46 B 1299 1173 6.98      
47 B 1252 1130 130.50      
48 B 1216 1098 76.06      
49 B 1120 1011 46.69      
50 B 1034 934 1.22      
51 B 938 847 0.20      
52 B 875 790 2.47      
53 B 534 482 1.85      
54 B 346 312 1.01      
55 B 235 213 3.60      
56 B 177 160 10.25      
57 B 75 68 3.20      

Unscaled Zero Point Vibrational Energy (zpe) 45715.6 cm-1
Scaled (by 0.9029) Zero Point Vibrational Energy (zpe) 41276.6 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 HF/6-31G
ABC
0.17283 0.03738 0.03538

See section I.F.4 to change rotational constant units
Geometric Data calculated at HF/6-31G

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.176
C2 0.018 1.219 0.921
C3 -0.018 -1.219 0.921
C4 0.000 2.378 -0.061
C5 0.000 -2.378 -0.061
C6 -1.275 2.428 -0.904
C7 1.275 -2.428 -0.904
H8 -0.847 1.258 1.579
H9 0.911 1.253 1.540
H10 0.847 -1.258 1.579
H11 -0.911 -1.253 1.540
H12 0.866 2.289 -0.708
H13 0.113 3.303 0.498
H14 -0.866 -2.289 -0.708
H15 -0.113 -3.303 0.498
H16 -1.248 3.260 -1.599
H17 -1.391 1.514 -1.471
H18 -2.153 2.550 -0.277
H19 1.248 -3.260 -1.599
H20 1.391 -1.514 -1.471
H21 2.153 -2.550 -0.277

Atom - Atom Distances (Å)
  O1 C2 C3 C4 C5 C6 C7 H8 H9 H10 H11 H12 H13 H14 H15 H16 H17 H18 H19 H20 H21
O11.42831.42832.38962.38962.94792.94792.06602.06362.06602.06362.60213.32062.60213.32063.91652.63453.36783.91652.63453.3678
C21.42832.43821.51893.72842.54254.26761.08791.08702.69412.71252.12512.12873.96714.54363.48112.79112.81385.28453.88264.4939
C31.42832.43823.72841.51894.26762.54252.69412.71251.08791.08703.96714.54362.12512.12875.28453.88264.49393.48112.79112.8138
C42.38961.51893.72844.75551.52955.04332.15902.15794.07794.07141.08451.08714.79015.70942.16812.16022.17065.97594.36695.3817
C52.38963.72841.51894.75555.04331.52954.07794.07142.15902.15794.79015.70941.08451.08715.97594.36695.38172.16812.16022.1706
C62.94792.54254.26761.52955.04335.48552.77813.48304.92564.43372.15472.15854.73896.01371.08451.08151.08596.26184.79306.0768
C72.94794.26762.54255.04331.52955.48554.92564.43372.77813.48304.73896.01372.15472.15856.26184.79306.07681.08451.08151.0859
H82.06601.08792.69412.15904.07792.77814.92561.75863.03402.51273.03762.50444.22054.74493.77733.10832.61085.90834.69025.1910
H92.06361.08702.71252.15794.07143.48304.43371.75862.51273.09862.47502.43374.55584.78484.30563.79843.79045.50794.11724.3937
H102.06602.69411.08794.07792.15904.92562.77813.03402.51271.75864.22054.74493.03762.50445.90834.69025.19103.77733.10832.6108
H112.06362.71251.08704.07142.15794.43373.48302.51273.09861.75864.55584.78482.47502.43375.50794.11724.39374.30563.79843.7904
H122.60212.12513.96711.08454.79012.15474.73893.03762.47504.22054.55581.74634.89445.80372.49122.50503.06095.63333.91435.0253
H133.32062.12874.54361.08715.70942.15856.01372.50442.43374.74494.78481.74635.80376.61002.50023.05572.51076.98325.35876.2463
H142.60213.96712.12514.79011.08454.73892.15474.22054.55583.03762.47504.89445.80371.74635.63333.91435.02532.49122.50503.0609
H153.32064.54362.12875.70941.08716.01372.15854.74494.78482.50442.43375.80376.61001.74636.98325.35876.24632.50023.05572.5107
H163.91653.48115.28452.16815.97591.08456.26183.77734.30565.90835.50792.49122.50025.63336.98321.75671.75316.98225.45696.8609
H172.63452.79113.88262.16024.36691.08154.79303.10833.79844.69024.11722.50503.05573.91435.35871.75671.75465.45694.11235.5229
H183.36782.81384.49392.17065.38171.08596.07682.61083.79045.19104.39373.06092.51075.02536.24631.75311.75466.86095.52296.6744
H193.91655.28453.48115.97592.16816.26181.08455.90835.50793.77734.30565.63336.98322.49122.50026.98225.45696.86091.75671.7531
H202.63453.88262.79114.36692.16024.79301.08154.69024.11723.10833.79843.91435.35872.50503.05575.45694.11235.52291.75671.7546
H213.36784.49392.81385.38172.17066.07681.08595.19104.39372.61083.79045.02536.24633.06092.51076.86095.52296.67441.75311.7546

picture of di-n-propyl ether state 1 conformation 2
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
O1 C2 C4 108.307 O1 C2 H8 109.648
O1 C2 H9 109.508 O1 C3 C5 108.307
O1 C3 H10 109.648 O1 C3 H11 109.508
C2 O1 C3 117.191 C2 C4 C6 113.034
C2 C4 H12 108.268 C2 C4 H13 108.400
C3 C5 C7 113.034 C3 C5 H14 108.268
C3 C5 H15 108.400 C4 C2 H8 110.742
C4 C2 H9 110.710 C4 C6 H16 110.934
C4 C6 H17 110.487 C4 C6 H18 111.055
C5 C3 H10 110.742 C5 C3 H11 110.710
C5 C7 H19 110.934 C5 C7 H20 110.487
C5 C7 H21 111.055 C6 C4 H12 109.867
C6 C4 H13 110.015 C7 C5 H14 109.867
C7 C5 H15 110.015 H8 C2 H9 107.916
H10 C3 H11 107.916 H12 C4 H13 107.060
H14 C5 H15 107.060 H16 C6 H17 108.396
H16 C6 H18 107.749 H17 C6 H18 108.108
H19 C7 H20 108.396 H19 C7 H21 107.749
H20 C7 H21 108.108
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HF/6-31G Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.728      
2 C 0.058      
3 C 0.058      
4 C -0.309      
5 C -0.309      
6 C -0.451      
7 C -0.451      
8 H 0.136      
9 H 0.142      
10 H 0.136      
11 H 0.142      
12 H 0.170      
13 H 0.146      
14 H 0.170      
15 H 0.146      
16 H 0.147      
17 H 0.185      
18 H 0.140      
19 H 0.147      
20 H 0.185      
21 H 0.140      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  0.000 0.000 1.524 1.524
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.423 0.512 0.000
y 0.512 -44.203 0.000
z 0.000 0.000 -45.528
Traceless
 xyz
x -2.557 0.512 0.000
y 0.512 2.273 0.000
z 0.000 0.000 0.285
Polar
3z2-r20.569
x2-y2-3.220
xy0.512
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.005 -0.408 0.000
y -0.408 10.884 0.000
z 0.000 0.000 9.112


<r2> (average value of r2) Å2
<r2> 343.928
(<r2>)1/2 18.545