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All results from a given calculation for P(CH3)3 (trimethylphosphine)

using model chemistry: MP3=FULL/cc-pVTZ

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C3V 1A1
Energy calculated at MP3=FULL/cc-pVTZ
 hartrees
Energy at 0K-460.489637
Energy at 298.15K-460.499420
HF Energy-459.646827
Nuclear repulsion energy178.193545
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 MP3=FULL/cc-pVTZ
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 3156 2943 29.90      
2 A1 3084 2876 26.80      
3 A1 1513 1411 10.01      
4 A1 1358 1267 6.63      
5 A1 984 918 23.11      
6 A1 679 633 0.49      
7 A1 297 277 0.59      
8 A2 3167 2954 0.00      
9 A2 1489 1388 0.00      
10 A2 792 738 0.00      
11 A2 185 172 0.00      
12 E 3167 2954 11.42      
12 E 3167 2954 11.42      
13 E 3156 2944 3.56      
13 E 3156 2944 3.56      
14 E 3087 2879 12.89      
14 E 3087 2879 12.89      
15 E 1504 1403 8.13      
15 E 1504 1403 8.13      
16 E 1494 1393 4.22      
16 E 1494 1393 4.22      
17 E 1336 1246 4.37      
17 E 1336 1246 4.37      
18 E 969 903 19.64      
18 E 969 903 19.64      
19 E 847 790 0.38      
19 E 847 790 0.38      
20 E 736 687 13.42      
20 E 736 687 13.42      
21 E 255 238 0.21      
21 E 255 238 0.21      
22 E 210 196 0.00      
22 E 210 196 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 25112.0 cm-1
Scaled (by 0.9326) Zero Point Vibrational Energy (zpe) 23419.4 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 MP3=FULL/cc-pVTZ
ABC
0.19463 0.19463 0.12566

See section I.F.4 to change rotational constant units
Geometric Data calculated at MP3=FULL/cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.607
C2 0.000 1.616 -0.281
C3 1.399 -0.808 -0.281
C4 -1.399 -0.808 -0.281
H5 0.000 1.480 -1.359
H6 -0.877 2.187 0.004
H7 0.877 2.187 0.004
H8 1.282 -0.740 -1.359
H9 2.332 -0.334 0.004
H10 1.456 -1.853 0.004
H11 -1.282 -0.740 -1.359
H12 -1.456 -1.853 0.004
H13 -2.332 -0.334 0.004

Atom - Atom Distances (Å)
  P1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12 H13
P11.84321.84321.84322.46042.43202.43202.46042.43202.43202.46042.43202.4320
C21.84322.79812.79811.08651.08451.08452.89033.05323.77212.89033.77213.0532
C31.84322.79812.79812.89033.77213.05321.08651.08451.08452.89033.05323.7721
C41.84322.79812.79812.89033.05323.77212.89033.77213.05321.08651.08451.0845
H52.46041.08652.89032.89031.76781.76782.56373.25403.88382.56373.88383.2540
H62.43201.08453.77213.05321.76781.75353.88384.08104.66473.25404.08102.9112
H72.43201.08453.05323.77211.76781.75353.25402.91124.08103.88384.66474.0810
H82.46042.89031.08652.89032.56373.88383.25401.76781.76782.56373.25403.8838
H92.43203.05321.08453.77213.25404.08102.91121.76781.75353.88384.08104.6647
H102.43203.77211.08453.05323.88384.66474.08101.76781.75353.25402.91124.0810
H112.46042.89032.89031.08652.56373.25403.88382.56373.88383.25401.76781.7678
H122.43203.77213.05321.08453.88384.08104.66473.25404.08102.91121.76781.7535
H132.43203.05323.77211.08453.25402.91124.08103.88384.66474.08101.76781.7535

picture of trimethylphosphine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
P1 C2 H5 111.623 P1 C2 H6 109.603
P1 C2 H7 109.603 P1 C3 H8 111.622
P1 C3 H9 109.603 P1 C3 H10 109.603
P1 C4 H11 111.622 P1 C4 H12 109.603
P1 C4 H13 109.603 C2 P1 C3 98.762
C2 P1 C4 98.762 C3 P1 C4 98.762
H5 C2 H6 109.027 H5 C2 H7 109.027
H6 C2 H7 107.878 H8 C3 H9 109.027
H8 C3 H10 109.027 H9 C3 H10 107.878
H11 C4 H12 109.027 H11 C4 H13 109.027
H12 C4 H13 107.878
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability