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 CH3NHCH2COOH (Sarcosine)

using model chemistry: PBEPBE/6-31G**

19 10 17 12 22

States and conformations

State Conformation minimum conformation conformer description state description
1 1 yes C1 1A
Energy calculated at PBEPBE/6-31G**
 hartrees
Energy at 0K-323.368785
Energy at 298.15K-323.378195
Nuclear repulsion energy242.589431
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 PBEPBE/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 3442 3395 2.36      
2 A 3173 3129 383.90      
3 A 3074 3032 17.95      
4 A 3033 2991 1.52      
5 A 3030 2988 31.48      
6 A 2979 2938 18.60      
7 A 2936 2896 80.52      
8 A 1830 1805 320.88      
9 A 1481 1460 9.44      
10 A 1461 1441 37.47      
11 A 1445 1426 23.11      
12 A 1433 1413 41.34      
13 A 1417 1398 67.38      
14 A 1405 1386 237.19      
15 A 1291 1274 3.78      
16 A 1247 1230 2.76      
17 A 1195 1179 22.21      
18 A 1141 1125 29.60      
19 A 1118 1103 26.73      
20 A 1100 1085 10.87      
21 A 990 976 33.33      
22 A 946 933 25.50      
23 A 926 913 30.82      
24 A 852 841 14.50      
25 A 771 760 63.49      
26 A 625 616 3.40      
27 A 551 543 5.74      
28 A 462 455 7.92      
29 A 374 369 5.47      
30 A 288 284 6.25      
31 A 204 201 1.97      
32 A 141 139 2.42      
33 A 72 71 5.83      

Unscaled Zero Point Vibrational Energy (zpe) 23214.7 cm-1
Scaled (by 0.9863) Zero Point Vibrational Energy (zpe) 22896.6 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 PBEPBE/6-31G**
ABC
0.29882 0.06687 0.05743

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

Point Group is C1

Cartesians (Å)
Atom x (Å) y (Å) z (Å)
N1 1.199 0.234 -0.342
C2 2.524 -0.067 0.213
C3 0.151 -0.747 -0.022
C4 -1.229 -0.056 0.024
O5 -1.128 1.288 0.103
O6 -2.282 -0.666 0.022
H7 1.273 0.324 -1.361
H8 0.093 -1.615 -0.704
H9 2.935 -1.047 -0.105
H10 3.233 0.721 -0.087
H11 0.342 -1.148 0.989
H12 2.463 -0.064 1.313
H13 -0.134 1.437 0.062

Atom - Atom Distances (Å)
  N1 C2 C3 C4 O5 O6 H7 H8 H9 H10 H11 H12 H13
N11.46801.47112.47252.59323.61431.02492.18522.17012.10632.10212.10411.8398
C21.46802.47963.75763.89704.84722.04823.02431.10881.10112.55561.10203.0573
C31.47112.47961.54392.40702.43512.04881.10552.80083.41371.10462.75562.2037
C42.47253.75761.54391.35021.21722.88472.17004.28154.52982.14283.91001.8518
O52.59323.89702.40701.35022.27072.97283.25154.69044.40152.98034.02321.0064
O63.61434.84722.43511.21722.27073.94102.65915.23225.68742.83844.95423.0064
H71.02492.04822.04882.88472.97283.94102.36312.49322.37052.92502.95252.2892
H82.18523.02431.10552.17003.25152.65912.36312.95883.96131.77383.47703.1547
H92.17011.10882.80084.28154.69045.23222.49322.95881.79232.81561.78913.9508
H102.10631.10113.41374.52984.40155.68742.37053.96131.79233.60611.78033.4447
H112.10212.55561.10462.14282.98032.83842.92501.77382.81563.60612.40342.7870
H122.10411.10202.75563.91004.02324.95422.95253.47701.78911.78032.40343.2494
H131.83983.05732.20371.85181.00643.00642.28923.15473.95083.44472.78703.2494

picture of Sarcosine state 1 conformation 1
More geometry information
Calculated Bond Angles
atom1 atom2 atom3 angle atom1 atom2 atom3 angle
N1 C2 H9 114.015 N1 C2 H10 109.311
N1 C2 H12 109.083 N1 C3 C4 110.164
N1 C3 H8 115.276 N1 C3 H11 108.562
C2 N1 C3 115.059 C2 N1 H7 109.199
C3 N1 H7 109.027 C3 C4 O5 112.372
C3 C4 O6 123.320 C4 C3 H8 108.858
C4 C3 H11 106.842 C4 O5 H13 102.607
O5 C4 O6 124.286 H8 C3 H11 106.764
H9 C2 H10 108.395 H9 C2 H12 108.037
H10 C2 H12 107.821
Electronic energy levels
Charges, Dipole, Quadrupole and Polarizability
Charges from optimized geometry at PBEPBE/6-31G** Charges (e)
Number Element Mulliken CHELPG AIM ESP
1 N -0.530      
2 C -0.237      
3 C -0.188      
4 C 0.526      
5 O -0.452      
6 O -0.431      
7 H 0.272      
8 H 0.148      
9 H 0.122      
10 H 0.138      
11 H 0.164      
12 H 0.146      
13 H 0.324      


Electric dipole moments
Electric dipole components in Debye
(What's a Debye? See section VII.A.3)
  x y z Total
  5.392 -0.340 -0.668 5.444
CHELPG        
AIM        
ESP        


Electric Quadrupole moment
Quadrupole components in D Å
Primitive
 xyz
x -42.183 -0.590 -0.457
y -0.590 -37.080 -0.588
z -0.457 -0.588 -32.947
Traceless
 xyz
x -7.169 -0.590 -0.457
y -0.590 0.485 -0.588
z -0.457 -0.588 6.685
Polar
3z2-r213.370
x2-y2-5.103
xy-0.590
xz-0.457
yz-0.588


Polarizabilities
Components of the polarizability tensor.
Units are Å3 (Angstrom cubed)
Change units.
  x y z
x 8.717 0.434 0.007
y 0.434 6.748 0.023
z 0.007 0.023 5.203


<r2> (average value of r2) Å2
<r2> 194.161
(<r2>)1/2 13.934