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

using model chemistry: B2PLYP=FULL/aug-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 B2PLYP=FULL/aug-cc-pVTZ
 hartrees
Energy at 0K-460.945631
Energy at 298.15K-460.955346
HF Energy-460.681665
Nuclear repulsion energy177.393249
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 B2PLYP=FULL/aug-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 3117 2990 36.43      
2 A1 3041 2917 33.16      
3 A1 1497 1436 9.75      
4 A1 1344 1290 4.77      
5 A1 979 939 22.34      
6 A1 655 629 0.56      
7 A1 296 284 0.80      
8 A2 3131 3004 0.00      
9 A2 1471 1412 0.00      
10 A2 793 761 0.00      
11 A2 176 169 0.00      
12 E 3131 3004 12.75      
12 E 3131 3004 12.76      
13 E 3117 2991 2.63      
13 E 3117 2991 2.66      
14 E 3043 2920 16.75      
14 E 3043 2920 16.72      
15 E 1488 1427 8.82      
15 E 1488 1427 8.81      
16 E 1477 1417 3.80      
16 E 1477 1417 3.80      
17 E 1320 1267 3.56      
17 E 1320 1267 3.56      
18 E 964 925 18.65      
18 E 964 925 18.65      
19 E 846 811 0.19      
19 E 846 811 0.19      
20 E 713 684 13.02      
20 E 713 684 13.02      
21 E 252 242 0.18      
21 E 252 241 0.18      
22 E 208 199 0.00      
22 E 208 199 0.00      

Unscaled Zero Point Vibrational Energy (zpe) 24807.0 cm-1
Scaled (by 0.9594) Zero Point Vibrational Energy (zpe) 23799.8 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 B2PLYP=FULL/aug-cc-pVTZ
ABC
0.19298 0.19298 0.12399

See section I.F.4 to change rotational constant units
Geometric Data calculated at B2PLYP=FULL/aug-cc-pVTZ

Point Group is C3v

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
P1 0.000 0.000 0.602
C2 0.000 1.627 -0.279
C3 1.409 -0.813 -0.279
C4 -1.409 -0.813 -0.279
H5 0.000 1.503 -1.362
H6 -0.880 2.197 0.012
H7 0.880 2.197 0.012
H8 1.301 -0.751 -1.362
H9 2.343 -0.337 0.012
H10 1.463 -1.861 0.012
H11 -1.301 -0.751 -1.362
H12 -1.463 -1.861 0.012
H13 -2.343 -0.337 0.012

Atom - Atom Distances (Å)
  P1 C2 C3 C4 H5 H6 H7 H8 H9 H10 H11 H12 H13
P11.85001.85001.85002.47352.43942.43942.47352.43942.43942.47352.43942.4394
C21.85002.81742.81741.09041.08841.08842.91933.07063.79292.91933.79293.0706
C31.85002.81742.81742.91933.79293.07061.09041.08841.08842.91933.07063.7929
C41.85002.81742.81742.91933.07063.79292.91933.79293.07061.09041.08841.0884
H52.47351.09042.91932.91931.77371.77372.60293.28063.91702.60293.91703.2806
H62.43941.08843.79293.07061.77371.75963.91704.09974.68583.28064.09972.9262
H72.43941.08843.07063.79291.77371.75963.28062.92624.09973.91704.68584.0997
H82.47352.91931.09042.91932.60293.91703.28061.77371.77372.60293.28063.9170
H92.43943.07061.08843.79293.28064.09972.92621.77371.75963.91704.09974.6858
H102.43943.79291.08843.07063.91704.68584.09971.77371.75963.28062.92624.0997
H112.47352.91932.91931.09042.60293.28063.91702.60293.91703.28061.77371.7737
H122.43943.79293.07061.08843.91704.09974.68583.28064.09972.92621.77371.7596
H132.43943.07063.79291.08843.28062.92624.09973.91704.68584.09971.77371.7596

picture of trimethylphosphine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
P1 C2 H5 111.927 P1 C2 H6 109.487
P1 C2 H7 109.487 P1 C3 H8 111.927
P1 C3 H9 109.487 P1 C3 H10 109.487
P1 C4 H11 111.927 P1 C4 H12 109.487
P1 C4 H13 109.487 C2 P1 C3 99.185
C2 P1 C4 99.185 C3 P1 C4 99.185
H5 C2 H6 108.990 H5 C2 H7 108.990
H6 C2 H7 107.869 H8 C3 H9 108.990
H8 C3 H10 108.990 H9 C3 H10 107.869
H11 C4 H12 108.990 H11 C4 H13 108.990
H12 C4 H13 107.869
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability