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: Calculated > Energy > Optimized > Energy

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

using model chemistry: HSEh1PBE/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 HSEh1PBE/6-31G*
 hartrees
Energy at 0K-311.934082
Energy at 298.15K-311.949636
HF Energy-311.934082
Nuclear repulsion energy315.387906
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 HSEh1PBE/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 3153 2999 41.14      
2 A1 3078 2928 51.62      
3 A1 3066 2916 14.11      
4 A1 2985 2839 90.14      
5 A1 1565 1489 0.80      
6 A1 1536 1461 7.38      
7 A1 1521 1447 0.10      
8 A1 1480 1407 0.56      
9 A1 1440 1369 2.08      
10 A1 1355 1289 2.75      
11 A1 1195 1137 3.06      
12 A1 1092 1038 7.94      
13 A1 1039 988 17.07      
14 A1 938 892 8.12      
15 A1 439 417 0.48      
16 A1 323 307 0.21      
17 A1 105 100 0.18      
18 A2 3143 2989 0.00      
19 A2 3117 2964 0.00      
20 A2 3010 2862 0.00      
21 A2 1528 1453 0.00      
22 A2 1331 1266 0.00      
23 A2 1283 1220 0.00      
24 A2 1193 1135 0.00      
25 A2 906 862 0.00      
26 A2 773 735 0.00      
27 A2 236 225 0.00      
28 A2 142 135 0.00      
29 A2 78 75 0.00      
30 B1 3143 2989 115.13      
31 B1 3117 2964 7.20      
32 B1 3007 2860 119.70      
33 B1 1528 1453 16.01      
34 B1 1334 1268 0.52      
35 B1 1291 1228 3.56      
36 B1 1217 1157 4.13      
37 B1 919 874 3.72      
38 B1 775 737 4.31      
39 B1 239 227 0.36      
40 B1 163 155 5.13      
41 B1 58 55 0.26      
42 B2 3153 2999 20.56      
43 B2 3078 2927 3.91      
44 B2 3066 2916 37.17      
45 B2 2973 2828 13.38      
46 B2 1545 1469 11.88      
47 B2 1534 1458 0.41      
48 B2 1520 1445 1.84      
49 B2 1439 1369 0.13      
50 B2 1431 1361 50.79      
51 B2 1340 1274 15.67      
52 B2 1207 1148 240.11      
53 B2 1143 1087 1.95      
54 B2 1078 1025 0.01      
55 B2 915 870 2.44      
56 B2 520 495 5.19      
57 B2 252 240 0.68      

Unscaled Zero Point Vibrational Energy (zpe) 43017.3 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 40909.4 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 HSEh1PBE/6-31G*
ABC
0.45378 0.02671 0.02596

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G*

Point Group is C2v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.387
C2 0.000 1.171 -0.390
C3 0.000 -1.171 -0.390
C4 0.000 2.374 0.533
C5 0.000 -2.374 0.533
C6 0.000 3.691 -0.232
C7 0.000 -3.691 -0.232
H8 0.887 1.196 -1.049
H9 -0.887 1.196 -1.049
H10 -0.887 -1.196 -1.049
H11 0.887 -1.196 -1.049
H12 0.879 2.311 1.186
H13 -0.879 2.311 1.186
H14 -0.879 -2.311 1.186
H15 0.879 -2.311 1.186
H16 0.000 4.546 0.452
H17 -0.885 3.781 -0.873
H18 0.885 3.781 -0.873
H19 0.000 -4.546 0.452
H20 0.885 -3.781 -0.873
H21 -0.885 -3.781 -0.873

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
O11.40571.40572.37862.37863.74273.74272.06832.06832.06832.06832.59822.59822.59822.59824.54614.08244.08244.54614.08244.0824
C21.40572.34281.51613.66372.52474.86521.10521.10522.61222.61222.13402.13403.92203.92203.47772.79742.79745.77885.05385.0538
C31.40572.34283.66371.51614.86522.52472.61222.61221.10521.10523.92203.92202.13402.13405.77885.05385.05383.47772.79742.7974
C42.37861.51613.66374.74831.52316.11342.16302.16304.00404.00401.09671.09674.81134.81132.17302.17712.17716.92036.37536.3753
C52.37863.66371.51614.74836.11341.52314.00404.00402.16302.16304.81134.81131.09671.09676.92036.37536.37532.17302.17712.1771
C63.74272.52474.86521.52316.11347.38242.77172.77175.03335.03332.16522.16526.22966.22961.09451.09641.09648.26527.55157.5515
C73.74274.86522.52476.11341.52317.38245.03335.03332.77172.77176.22966.22962.16522.16528.26527.55157.55151.09451.09641.0964
H82.06831.10522.61222.16304.00402.77175.03331.77372.97712.39112.49763.05894.51754.15803.77663.13892.59136.00014.97955.2852
H92.06831.10522.61222.16304.00402.77175.03331.77372.39112.97713.05892.49764.15804.51753.77662.59133.13896.00015.28524.9795
H102.06832.61221.10524.00402.16305.03332.77172.97712.39111.77374.51754.15802.49763.05896.00014.97955.28523.77663.13892.5913
H112.06832.61221.10524.00402.16305.03332.77172.39112.97711.77374.15804.51753.05892.49766.00015.28524.97953.77662.59133.1389
H122.59822.13403.92201.09674.81132.16526.22962.49763.05894.51754.15801.75814.94494.62182.51113.08422.53026.95156.43046.6679
H132.59822.13403.92201.09674.81132.16526.22963.05892.49764.15804.51751.75814.62184.94492.51112.53023.08426.95156.66796.4304
H142.59823.92202.13404.81131.09676.22962.16524.51754.15802.49763.05894.94494.62181.75816.95156.43046.66792.51113.08422.5302
H152.59823.92202.13404.81131.09676.22962.16524.15804.51753.05892.49764.62184.94491.75816.95156.66796.43042.51112.53023.0842
H164.54613.47775.77882.17306.92031.09458.26523.77663.77666.00016.00012.51112.51116.95156.95151.76771.76779.09138.47778.4777
H174.08242.79745.05382.17716.37531.09647.55153.13892.59134.97955.28523.08422.53026.43046.66791.76771.76918.47777.76597.5617
H184.08242.79745.05382.17716.37531.09647.55152.59133.13895.28524.97952.53023.08426.66796.43041.76771.76918.47777.56177.7659
H194.54615.77883.47776.92032.17308.26521.09456.00016.00013.77663.77666.95156.95152.51112.51119.09138.47778.47771.76771.7677
H204.08245.05382.79746.37532.17717.55151.09644.97955.28523.13892.59136.43046.66793.08422.53028.47777.76597.56171.76771.7691
H214.08245.05382.79746.37532.17717.55151.09645.28524.97952.59133.13896.66796.43042.53023.08428.47777.56177.76591.76771.7691

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 108.940 O1 C2 H8 110.354
O1 C2 H9 110.354 O1 C3 C5 108.940
O1 C3 H10 110.354 O1 C3 H11 110.354
C2 O1 C3 112.888 C2 C4 C6 112.347
C2 C4 H12 108.456 C2 C4 H13 108.456
C3 C5 C7 112.347 C3 C5 H14 108.456
C3 C5 H15 108.456 C4 C2 H8 110.226
C4 C2 H9 110.226 C4 C6 H16 111.174
C4 C6 H17 111.385 C4 C6 H18 111.385
C5 C3 H10 110.226 C5 C3 H11 110.226
C5 C7 H19 111.174 C5 C7 H20 111.385
C5 C7 H21 111.385 C6 C4 H12 110.414
C6 C4 H13 110.414 C7 C5 H14 110.414
C7 C5 H15 110.414 H8 C2 H9 106.729
H10 C3 H11 106.729 H12 C4 H13 106.554
H14 C5 H15 106.554 H16 C6 H17 107.570
H16 C6 H18 107.570 H17 C6 H18 107.560
H19 C7 H20 107.570 H19 C7 H21 107.570
H20 C7 H21 107.560
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.481      
2 C -0.041      
3 C -0.041      
4 C -0.331      
5 C -0.331      
6 C -0.525      
7 C -0.525      
8 H 0.137      
9 H 0.137      
10 H 0.137      
11 H 0.137      
12 H 0.176      
13 H 0.176      
14 H 0.176      
15 H 0.176      
16 H 0.176      
17 H 0.169      
18 H 0.169      
19 H 0.176      
20 H 0.169      
21 H 0.169      


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 -0.903 0.903
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -45.555 0.000 0.000
y 0.000 -43.107 0.000
z 0.000 0.000 -46.612
Traceless
 xyz
x -0.696 0.000 0.000
y 0.000 2.977 0.000
z 0.000 0.000 -2.281
Polar
3z2-r2-4.562
x2-y2-2.448
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.052 0.000 0.000
y 0.000 12.667 0.000
z 0.000 0.000 9.269


<r2> (average value of r2) Å2
<r2> 431.283
(<r2>)1/2 20.767

Conformer 2 (C2)

Jump to S1C1
Energy calculated at HSEh1PBE/6-31G*
 hartrees
Energy at 0K-311.934817
Energy at 298.15K-311.950573
HF Energy-311.934817
Nuclear repulsion energy326.055619
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 HSEh1PBE/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 3169 3013 5.36      
2 A 3145 2991 55.41      
3 A 3113 2960 12.39      
4 A 3072 2921 0.84      
5 A 3071 2920 9.51      
6 A 3018 2870 7.60      
7 A 2988 2842 95.79      
8 A 1560 1484 1.97      
9 A 1538 1463 4.91      
10 A 1523 1448 7.29      
11 A 1506 1432 1.06      
12 A 1471 1399 3.03      
13 A 1437 1366 2.27      
14 A 1395 1327 0.29      
15 A 1331 1266 3.28      
16 A 1284 1221 0.19      
17 A 1198 1140 8.06      
18 A 1162 1105 10.73      
19 A 1109 1055 6.37      
20 A 976 928 6.50      
21 A 933 887 7.64      
22 A 922 877 0.08      
23 A 762 724 0.14      
24 A 488 464 0.10      
25 A 338 322 0.34      
26 A 273 260 0.66      
27 A 169 161 0.05      
28 A 113 108 0.01      
29 A 46 44 0.00      
30 B 3168 3013 48.00      
31 B 3145 2991 27.46      
32 B 3112 2960 27.99      
33 B 3071 2921 80.74      
34 B 3071 2920 35.47      
35 B 3015 2867 111.08      
36 B 2977 2831 14.43      
37 B 1539 1463 0.02      
38 B 1536 1461 15.30      
39 B 1522 1447 9.12      
40 B 1506 1432 4.50      
41 B 1438 1367 15.29      
42 B 1417 1348 41.23      
43 B 1389 1321 24.27      
44 B 1322 1257 3.32      
45 B 1293 1230 6.77      
46 B 1210 1150 139.50      
47 B 1196 1137 45.71      
48 B 1127 1071 16.44      
49 B 1045 994 30.53      
50 B 946 900 1.37      
51 B 901 857 0.38      
52 B 795 756 3.70      
53 B 504 480 1.07      
54 B 327 311 0.62      
55 B 224 213 2.38      
56 B 171 163 4.23      
57 B 77 73 1.36      

Unscaled Zero Point Vibrational Energy (zpe) 43074.9 cm-1
Scaled (by 0.951) Zero Point Vibrational Energy (zpe) 40964.3 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 HSEh1PBE/6-31G*
ABC
0.17887 0.03752 0.03565

See section I.F.4 to change rotational constant units
Geometric Data calculated at HSEh1PBE/6-31G*

Point Group is C2

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
O1 0.000 0.000 0.116
C2 0.021 1.173 0.892
C3 -0.021 -1.173 0.892
C4 0.000 2.375 -0.034
C5 0.000 -2.375 -0.034
C6 -1.262 2.446 -0.885
C7 1.262 -2.446 -0.885
H8 -0.854 1.198 1.567
H9 0.922 1.192 1.530
H10 0.854 -1.198 1.567
H11 -0.922 -1.192 1.530
H12 0.886 2.329 -0.679
H13 0.100 3.281 0.578
H14 -0.886 -2.329 -0.679
H15 -0.100 -3.281 0.578
H16 -1.239 3.308 -1.559
H17 -1.368 1.540 -1.489
H18 -2.156 2.535 -0.256
H19 1.239 -3.308 -1.559
H20 1.368 -1.540 -1.489
H21 2.156 -2.535 -0.256

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
O11.40671.40672.37952.37952.92832.92832.06612.06582.06612.06582.61583.31452.61583.31453.90982.61153.34863.90982.61153.3486
C21.40672.34691.51703.66692.53374.21821.10541.10402.60222.62462.13382.13223.94424.46663.48602.78052.81235.25123.85324.4304
C31.40672.34693.66691.51704.21822.53372.60222.62461.10541.10403.94424.46662.13382.13225.25123.85324.43043.48602.78052.8123
C42.37951.51703.66694.74951.52325.05492.16312.16654.00684.00181.09721.09774.82985.68922.17552.16422.17296.01314.39505.3670
C52.37953.66691.51704.74955.05491.52324.00684.00182.16312.16654.82985.68921.09721.09776.01314.39505.36702.17552.16422.1729
C62.92832.53374.21821.52325.05495.50382.78133.48824.87454.37882.16092.16574.79396.02311.09501.09371.09676.31014.81326.0732
C72.92834.21822.53375.05491.52325.50384.87454.37882.78133.48824.79396.02312.16092.16576.31014.81326.07321.09501.09371.0967
H82.06611.10542.60222.16314.00682.78134.87451.77642.94182.39063.05862.49584.18134.64783.79153.11802.60905.87004.66615.1299
H92.06581.10402.62462.16654.00183.48824.37881.77642.39063.01352.48432.43814.53254.68544.32303.80463.80305.46704.09564.3128
H102.06612.60221.10544.00682.16314.87452.78132.94182.39061.77644.18134.64783.05862.49585.87004.66615.12993.79153.11802.6090
H112.06582.62461.10404.00182.16654.37883.48822.39063.01351.77644.53254.68542.48432.43815.46704.09564.31284.32303.80463.8030
H122.61582.13383.94421.09724.82982.16094.79393.05862.48434.18134.53251.76154.98405.83282.50042.52173.07825.71643.98255.0450
H133.31452.13224.46661.09775.68922.16576.02312.49582.43814.64784.68541.76155.83286.56442.52203.07482.51777.01975.39636.2245
H142.61583.94422.13384.82981.09724.79392.16094.18134.53253.05862.48434.98405.83281.76155.71643.98255.04502.50042.52173.0782
H153.31454.46662.13225.68921.09776.02312.16574.64784.68542.49582.43815.83286.56441.76157.01975.39636.22452.52203.07482.5177
H163.90983.48605.25122.17556.01311.09506.31013.79154.32305.87005.46702.50042.52205.71647.01971.77391.77067.06555.50556.8827
H172.61152.78053.85322.16424.39501.09374.81323.11803.80464.66614.09562.52173.07483.98255.39631.77391.76975.50554.11985.5268
H183.34862.81234.43042.17295.36701.09676.07322.60903.80305.12994.31283.07822.51775.04506.22451.77061.76976.88275.52686.6557
H193.90985.25123.48606.01312.17556.31011.09505.87005.46703.79154.32305.71647.01972.50042.52207.06555.50556.88271.77391.7706
H202.61153.85322.78054.39502.16424.81321.09374.66614.09563.11803.80463.98255.39632.52173.07485.50554.11985.52681.77391.7697
H213.34864.43042.81235.36702.17296.07321.09675.12994.31282.60903.80305.04506.22453.07822.51776.88275.52686.65571.77061.7697

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 108.893 O1 C2 H8 110.091
O1 C2 H9 110.147 O1 C3 C5 108.893
O1 C3 H10 110.091 O1 C3 H11 110.147
C2 O1 C3 113.068 C2 C4 C6 112.898
C2 C4 H12 108.348 C2 C4 H13 108.196
C3 C5 C7 112.898 C3 C5 H14 108.348
C3 C5 H15 108.196 C4 C2 H8 110.160
C4 C2 H9 110.508 C4 C6 H16 111.332
C4 C6 H17 110.510 C4 C6 H18 111.022
C5 C3 H10 110.160 C5 C3 H11 110.508
C5 C7 H19 111.332 C5 C7 H20 110.510
C5 C7 H21 111.022 C6 C4 H12 110.044
C6 C4 H13 110.389 C7 C5 H14 110.044
C7 C5 H15 110.389 H8 C2 H9 107.032
H10 C3 H11 107.032 H12 C4 H13 106.748
H14 C5 H15 106.748 H16 C6 H17 108.282
H16 C6 H18 107.773 H17 C6 H18 107.788
H19 C7 H20 108.282 H19 C7 H21 107.773
H20 C7 H21 107.788
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at HSEh1PBE/6-31G* Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 O -0.471      
2 C -0.051      
3 C -0.051      
4 C -0.334      
5 C -0.334      
6 C -0.513      
7 C -0.513      
8 H 0.137      
9 H 0.142      
10 H 0.137      
11 H 0.142      
12 H 0.175      
13 H 0.161      
14 H 0.175      
15 H 0.161      
16 H 0.167      
17 H 0.190      
18 H 0.162      
19 H 0.167      
20 H 0.190      
21 H 0.162      


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 0.950 0.950
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.369 0.341 0.000
y 0.341 -43.516 0.000
z 0.000 0.000 -45.272
Traceless
 xyz
x -1.975 0.341 0.000
y 0.341 2.304 0.000
z 0.000 0.000 -0.329
Polar
3z2-r2-0.658
x2-y2-2.852
xy0.341
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.499 -0.495 0.000
y -0.495 11.589 0.000
z 0.000 0.000 9.615


<r2> (average value of r2) Å2
<r2> 341.306
(<r2>)1/2 18.474