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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-310.236054
Energy at 298.15K-310.252003
HF Energy-310.236054
Nuclear repulsion energy316.112312
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 3252 2935 76.43      
2 A1 3198 2886 49.21      
3 A1 3178 2868 37.79      
4 A1 3137 2831 91.17      
5 A1 1674 1511 0.07      
6 A1 1640 1480 5.85      
7 A1 1622 1464 0.01      
8 A1 1605 1448 0.53      
9 A1 1551 1400 0.73      
10 A1 1465 1322 3.58      
11 A1 1276 1152 7.10      
12 A1 1145 1034 14.86      
13 A1 1089 983 14.81      
14 A1 990 894 4.12      
15 A1 468 423 1.23      
16 A1 339 306 0.28      
17 A1 112 101 0.17      
18 A2 3250 2933 0.00      
19 A2 3224 2910 0.00      
20 A2 3153 2846 0.00      
21 A2 1628 1470 0.00      
22 A2 1431 1292 0.00      
23 A2 1381 1246 0.00      
24 A2 1287 1161 0.00      
25 A2 967 872 0.00      
26 A2 818 738 0.00      
27 A2 250 226 0.00      
28 A2 143 130 0.00      
29 A2 76 68 0.00      
30 B1 3251 2934 206.57      
31 B1 3225 2911 0.20      
32 B1 3158 2851 114.79      
33 B1 1628 1470 10.54      
34 B1 1437 1297 1.18      
35 B1 1391 1255 4.06      
36 B1 1310 1182 7.03      
37 B1 981 885 3.47      
38 B1 821 741 1.15      
39 B1 255 230 0.52      
40 B1 176 159 7.05      
41 B1 58 53 0.35      
42 B2 3252 2935 30.77      
43 B2 3197 2886 2.08      
44 B2 3177 2868 53.92      
45 B2 3121 2817 8.36      
46 B2 1654 1493 9.13      
47 B2 1638 1478 3.20      
48 B2 1622 1464 0.60      
49 B2 1558 1406 38.39      
50 B2 1548 1397 28.45      
51 B2 1448 1307 26.64      
52 B2 1296 1170 285.98      
53 B2 1216 1098 0.89      
54 B2 1113 1005 0.64      
55 B2 961 867 0.96      
56 B2 549 495 4.65      
57 B2 274 247 0.77      

Unscaled Zero Point Vibrational Energy (zpe) 45329.5 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 40914.4 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 HF/6-31G**
ABC
0.46231 0.02668 0.02594

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 0.341
C2 0.000 1.176 -0.411
C3 0.000 -1.176 -0.411
C4 0.000 2.363 0.537
C5 0.000 -2.363 0.537
C6 0.000 3.701 -0.200
C7 0.000 -3.701 -0.200
H8 0.878 1.210 -1.059
H9 -0.878 1.210 -1.059
H10 -0.878 -1.210 -1.059
H11 0.878 -1.210 -1.059
H12 0.872 2.289 1.181
H13 -0.872 2.289 1.181
H14 -0.872 -2.289 1.181
H15 0.872 -2.289 1.181
H16 0.000 4.529 0.501
H17 -0.878 3.805 -0.832
H18 0.878 3.805 -0.832
H19 0.000 -4.529 0.501
H20 0.878 -3.805 -0.832
H21 -0.878 -3.805 -0.832

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
O11.39591.39592.37082.37083.74003.74002.04802.04802.04802.04802.58922.58922.58922.58924.53184.07734.07734.53184.07734.0773
C21.39592.35261.51853.66372.53334.88171.09171.09172.62442.62442.12852.12853.91143.91143.47452.80332.80335.77775.07575.0757
C31.39592.35263.66371.51854.88172.53332.62442.62441.09171.09173.91143.91142.12852.12855.77775.07575.07573.47452.80332.8033
C42.37081.51853.66374.72531.52756.10802.15522.15524.01054.01051.08611.08614.77594.77592.16662.17372.17376.89176.37866.3786
C52.37083.66371.51854.72536.10801.52754.01054.01052.15522.15524.77594.77591.08611.08616.89176.37866.37862.16662.17372.1737
C63.74002.53334.88171.52756.10807.40162.77682.77685.06255.06252.15862.15866.20806.20801.08501.08671.08678.25967.58357.5835
C73.74004.88172.53336.10801.52757.40165.06255.06252.77682.77686.20806.20802.15862.15868.25967.58357.58351.08501.08671.0867
H82.04801.09172.62442.15524.01052.77685.06251.75622.99092.42092.48553.03964.50794.15443.77053.14112.60466.01215.02085.3189
H92.04801.09172.62442.15524.01052.77685.06251.75622.42092.99093.03962.48554.15444.50793.77052.60463.14116.01215.31895.0208
H102.04802.62441.09174.01052.15525.06252.77682.99092.42091.75624.50794.15442.48553.03966.01215.02085.31893.77053.14112.6046
H112.04802.62441.09174.01052.15525.06252.77682.42092.99091.75624.15444.50793.03962.48556.01215.31895.02083.77052.60463.1411
H122.58922.12853.91141.08614.77592.15866.20802.48553.03964.50794.15441.74344.89814.57742.49813.06772.52016.90676.41766.6518
H132.58922.12853.91141.08614.77592.15866.20803.03962.48554.15444.50791.74344.57744.89812.49812.52013.06776.90676.65186.4176
H142.58923.91142.12854.77591.08616.20802.15864.50794.15442.48553.03964.89814.57741.74346.90676.41766.65182.49813.06772.5201
H152.58923.91142.12854.77591.08616.20802.15864.15444.50793.03962.48554.57744.89811.74346.90676.65186.41762.49812.52013.0677
H164.53183.47455.77772.16666.89171.08508.25963.77053.77056.01216.01212.49812.49816.90676.90671.75251.75259.05808.48568.4856
H174.07732.80335.07572.17376.37861.08677.58353.14112.60465.02085.31893.06772.52016.41766.65181.75251.75528.48567.81017.6103
H184.07732.80335.07572.17376.37861.08677.58352.60463.14115.31895.02082.52013.06776.65186.41761.75251.75528.48567.61037.8101
H194.53185.77773.47456.89172.16668.25961.08506.01216.01213.77053.77056.90676.90672.49812.49819.05808.48568.48561.75251.7525
H204.07735.07572.80336.37862.17377.58351.08675.02085.31893.14112.60466.41766.65183.06772.52018.48567.81017.61031.75251.7552
H214.07735.07572.80336.37862.17377.58351.08675.31895.02082.60463.14116.65186.41762.52013.06778.48567.61037.81011.75251.7552

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 108.802 O1 C2 H8 110.232
O1 C2 H9 110.232 O1 C3 C5 108.802
O1 C3 H10 110.232 O1 C3 H11 110.232
C2 O1 C3 114.855 C2 C4 C6 112.540
C2 C4 H12 108.468 C2 C4 H13 108.468
C3 C5 C7 112.540 C3 C5 H14 108.468
C3 C5 H15 108.468 C4 C2 H8 110.239
C4 C2 H9 110.239 C4 C6 H16 110.926
C4 C6 H17 111.393 C4 C6 H18 111.393
C5 C3 H10 110.239 C5 C3 H11 110.239
C5 C7 H19 110.926 C5 C7 H20 111.393
C5 C7 H21 111.393 C6 C4 H12 110.211
C6 C4 H13 110.211 C7 C5 H14 110.211
C7 C5 H15 110.211 H8 C2 H9 107.091
H10 C3 H11 107.091 H12 C4 H13 106.750
H14 C5 H15 106.750 H16 C6 H17 107.611
H16 C6 H18 107.611 H17 C6 H18 107.722
H19 C7 H20 107.611 H19 C7 H21 107.611
H20 C7 H21 107.722
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 -0.655      
2 C 0.150      
3 C 0.150      
4 C -0.233      
5 C -0.233      
6 C -0.348      
7 C -0.348      
8 H 0.085      
9 H 0.085      
10 H 0.085      
11 H 0.085      
12 H 0.124      
13 H 0.124      
14 H 0.124      
15 H 0.124      
16 H 0.120      
17 H 0.111      
18 H 0.111      
19 H 0.120      
20 H 0.111      
21 H 0.111      


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 -1.079 1.079
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -46.159 0.000 0.000
y 0.000 -44.169 0.000
z 0.000 0.000 -47.211
Traceless
 xyz
x -0.469 0.000 0.000
y 0.000 2.516 0.000
z 0.000 0.000 -2.047
Polar
3z2-r2-4.093
x2-y2-1.990
xy0.000
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.887 0.000 0.000
y 0.000 11.856 0.000
z 0.000 0.000 9.011


<r2> (average value of r2) Å2
<r2> 431.756
(<r2>)1/2 20.779

Conformer 2 (C2)

Jump to S1C1
Energy calculated at HF/6-31G**
 hartrees
Energy at 0K-310.236470
Energy at 298.15K-310.252639
HF Energy-310.236470
Nuclear repulsion energy326.477346
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 3275 2956 18.08      
2 A 3243 2927 89.98      
3 A 3221 2907 6.50      
4 A 3188 2877 8.32      
5 A 3179 2870 20.71      
6 A 3159 2851 3.94      
7 A 3139 2833 96.59      
8 A 1671 1508 0.37      
9 A 1639 1479 3.84      
10 A 1624 1466 4.57      
11 A 1612 1455 0.89      
12 A 1596 1440 2.64      
13 A 1551 1400 1.00      
14 A 1507 1360 0.90      
15 A 1427 1288 3.36      
16 A 1384 1249 0.14      
17 A 1292 1166 12.53      
18 A 1250 1128 11.51      
19 A 1161 1048 6.10      
20 A 1043 942 10.12      
21 A 997 900 5.40      
22 A 956 863 0.71      
23 A 815 736 0.59      
24 A 514 464 0.00      
25 A 355 320 0.45      
26 A 289 261 0.48      
27 A 174 157 0.08      
28 A 120 108 0.03      
29 A 49 44 0.00      
30 B 3274 2955 72.22      
31 B 3243 2927 64.85      
32 B 3220 2907 48.40      
33 B 3187 2876 74.15      
34 B 3180 2870 131.38      
35 B 3163 2855 72.67      
36 B 3124 2820 5.55      
37 B 1651 1490 4.24      
38 B 1636 1477 9.24      
39 B 1624 1465 5.32      
40 B 1611 1454 1.53      
41 B 1552 1400 12.13      
42 B 1540 1390 68.78      
43 B 1502 1355 21.24      
44 B 1420 1282 4.16      
45 B 1396 1260 6.34      
46 B 1298 1172 146.80      
47 B 1284 1159 82.08      
48 B 1200 1083 21.85      
49 B 1100 993 18.45      
50 B 1012 914 1.45      
51 B 931 840 0.03      
52 B 850 767 1.00      
53 B 535 483 1.41      
54 B 344 311 0.41      
55 B 241 218 2.67      
56 B 182 165 6.04      
57 B 82 74 1.64      

Unscaled Zero Point Vibrational Energy (zpe) 45403.3 cm-1
Scaled (by 0.9026) Zero Point Vibrational Energy (zpe) 40981.0 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
0.17751 0.03752 0.03556

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 0.148
C2 0.015 1.177 0.900
C3 -0.015 -1.177 0.900
C4 0.000 2.370 -0.041
C5 0.000 -2.370 -0.041
C6 -1.263 2.448 -0.896
C7 1.263 -2.448 -0.896
H8 -0.851 1.210 1.563
H9 0.906 1.208 1.529
H10 0.851 -1.210 1.563
H11 -0.906 -1.208 1.529
H12 0.877 2.314 -0.680
H13 0.100 3.274 0.557
H14 -0.877 -2.314 -0.680
H15 -0.100 -3.274 0.557
H16 -1.234 3.313 -1.552
H17 -1.368 1.561 -1.509
H18 -2.151 2.534 -0.275
H19 1.234 -3.313 -1.552
H20 1.368 -1.561 -1.509
H21 2.151 -2.534 -0.275

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
O11.39691.39692.37752.37752.94602.94602.04742.04602.04742.04602.60973.30062.60973.30063.92272.65623.35053.92272.65623.3505
C21.39692.35451.51923.66982.54474.23391.09191.09082.61462.63292.12882.12613.93494.46553.48342.80462.81295.25903.89014.4399
C31.39692.35453.66981.51924.23392.54472.61462.63291.09191.09083.93494.46552.12882.12615.25903.89014.43993.48342.80462.8129
C42.37751.51923.66984.73991.52735.05392.15502.15304.01404.01051.08661.08804.80835.67612.16672.16392.16956.00854.41395.3601
C52.37753.66981.51924.73995.05391.52734.01404.01052.15502.15304.80835.67611.08661.08806.00854.41395.36012.16672.16392.1695
C62.94602.54474.23391.52735.05395.50972.78443.48204.88884.40152.15472.15654.78316.01691.08571.08341.08706.31314.83496.0716
C72.94604.23392.54475.05391.52735.50974.88884.40152.78443.48204.78316.01692.15472.15656.31314.83496.07161.08571.08341.0870
H82.04741.09192.61462.15504.01402.78444.88881.75782.95842.41833.03972.48574.17774.65603.77833.13542.61175.87434.69525.1387
H92.04601.09082.63292.15304.01053.48204.40151.75782.41833.01982.47082.42134.52364.69474.30143.81143.78895.48034.13624.3361
H102.04742.61461.09194.01402.15504.88882.78442.95842.41831.75784.17774.65603.03972.48575.87434.69525.13873.77833.13542.6117
H112.04602.63291.09084.01052.15304.40153.48202.41833.01981.75784.52364.69472.47082.42135.48034.13624.33614.30143.81143.7889
H122.60972.12883.93491.08664.80832.15474.78313.03972.47084.17774.52361.74734.94975.80612.49222.50903.06235.70563.99365.0295
H133.30062.12614.46551.08805.67612.15656.01692.48572.42134.65604.69471.74735.80616.55042.49553.05892.51087.00825.40856.2150
H142.60973.93492.12884.80831.08664.78312.15474.17774.52363.03972.47084.94975.80611.74735.70563.99365.02952.49222.50903.0623
H153.30064.46552.12615.67611.08806.01692.15654.65604.69472.48572.42135.80616.55041.74737.00825.40856.21502.49553.05892.5108
H163.92273.48345.25902.16676.00851.08576.31313.77834.30145.87435.48032.49222.49555.70567.00821.75751.75477.07045.52556.8757
H172.65622.80463.89012.16394.41391.08344.83493.13543.81144.69524.13622.50903.05893.99365.40851.75751.75575.52554.15225.5390
H183.35052.81294.43992.16955.36011.08706.07162.61173.78895.13874.33613.06232.51085.02956.21501.75471.75576.87575.53906.6475
H193.92275.25903.48346.00852.16676.31311.08575.87435.48033.77834.30145.70567.00822.49222.49557.07045.52556.87571.75751.7547
H202.65623.89012.80464.41392.16394.83491.08344.69524.13623.13543.81143.99365.40852.50903.05895.52554.15225.53901.75751.7557
H213.35054.43992.81295.36012.16956.07161.08705.13874.33612.61173.78895.02956.21503.06232.51086.87575.53906.64751.75471.7557

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 109.156 O1 C2 H8 110.093
O1 C2 H9 110.051 O1 C3 C5 109.156
O1 C3 H10 110.093 O1 C3 H11 110.051
C2 O1 C3 114.859 C2 C4 C6 113.291
C2 C4 H12 108.421 C2 C4 H13 108.128
C3 C5 C7 113.291 C3 C5 H14 108.421
C3 C5 H15 108.128 C4 C2 H8 110.170
C4 C2 H9 110.073 C4 C6 H16 110.903
C4 C6 H17 110.817 C4 C6 H18 111.042
C5 C3 H10 110.170 C5 C3 H11 110.073
C5 C7 H19 110.903 C5 C7 H20 110.817
C5 C7 H21 111.042 C6 C4 H12 109.898
C6 C4 H13 109.949 C7 C5 H14 109.898
C7 C5 H15 109.949 H8 C2 H9 107.281
H10 C3 H11 107.281 H12 C4 H13 106.935
H14 C5 H15 106.935 H16 C6 H17 108.242
H16 C6 H18 107.727 H17 C6 H18 107.981
H19 C7 H20 108.242 H19 C7 H21 107.727
H20 C7 H21 107.981
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 -0.641      
2 C 0.133      
3 C 0.133      
4 C -0.233      
5 C -0.233      
6 C -0.335      
7 C -0.335      
8 H 0.086      
9 H 0.091      
10 H 0.086      
11 H 0.091      
12 H 0.123      
13 H 0.107      
14 H 0.123      
15 H 0.107      
16 H 0.109      
17 H 0.136      
18 H 0.104      
19 H 0.109      
20 H 0.136      
21 H 0.104      


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 1.143 1.143
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -47.079 0.405 0.000
y 0.405 -44.336 0.000
z 0.000 0.000 -45.711
Traceless
 xyz
x -2.055 0.405 0.000
y 0.405 2.059 0.000
z 0.000 0.000 -0.004
Polar
3z2-r2-0.008
x2-y2-2.743
xy0.405
xz0.000
yz0.000


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 9.241 -0.425 0.000
y -0.425 10.960 0.000
z 0.000 0.000 9.312


<r2> (average value of r2) Å2
<r2> 342.179
(<r2>)1/2 18.498