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Experimental data for C3H6N2 (3-Aminopropionitrile)

22 02 02 11 45
Other names
β-Alaminenitrile; β-Alaninenitrile; β-Aminoethyl cyanide; β-Aminopropionitrile; β-Cyanoethylamine; 2-Cyanoethylamine; 3-Aminopropanenitrile; 3-Aminopropionitrile; Aminopropionitrile; BAPN; Propanenitrile, 3-amino-; Propionitrile, 3-amino-; beta-Alaminenitrile; beta-Alaninenitrile; beta-Aminoethyl cyanide; beta-Aminopropionitrile; beta-Cyanoethylamine;
INChI INChIKey SMILES IUPAC name
InChI=1S/C3H6N2/c4-2-1-3-5/h1-2,4H2 AGSPXMVUFBBBMO-UHFFFAOYSA-N N#CCCN 3-Aminopropanenitrile
State Conformation
1A' CS
Enthalpy of formation (Hfg), Entropy, Integrated heat capacity (0 K to 298.15 K) (HH), Heat Capacity (Cp)
Property Value Uncertainty units Reference Comment
Hfg(298.15K) enthalpy of formation 89.75   kJ mol-1 webbook
Hfg(0K) enthalpy of formation     kJ mol-1 webbook
Entropy (298.15K) entropy     J K-1 mol-1  
Integrated Heat Capacity (0 to 298.15K) integrated heat capacity     kJ mol-1  
Information can also be found for this species in the NIST Chemistry Webbook
Vibrational levels (cm-1) vibrations
Mode Number Symmetry Frequency Intensity Comment Description
Fundamental(cm-1) Harmonic(cm-1) Reference (km mol-1) unc. Reference
1 A 3380   2012Dur/Dar:154-162       NH2 a-str
2 A 3317           NH2 s-str
3 A 2994           CH2 a-stretch
4 A 2967           CH2 a-stretch
5 A 2937           CH2 s-stretch
6 A 2840           CH2 s-stretch
7 A 2244           C#N stretch
8 A 1603           NH2 scissors
9 A 1474           CH2 sciss
10 A 1423           CH2 sciss
11 A 1386           CH2 wag
12 A 1334           CH2 wag
13 A 1313           NH2 twist
14 A 1216           CH2 twist
15 A 1155           CH2 twist
16 A 1085           CN stretch
17 A 1044          
18 A 973          
19 A 856          
20 A 850          
21 A 801          
22 A 572          
23 A 419          
24 A 375          
25 A 212          
26 A 187          
27 A 118          

vibrational zero-point energy: 19537.5 cm-1 (from fundamental vibrations)
Calculated vibrational frequencies for C3H6N2 (3-Aminopropionitrile).
Gas-phase IR spectra can be found in the NIST Chemistry Webbook here.
Rotational Constants (cm-1) rotational constants
See section I.F.4 to change rotational constant units
A B C reference comment
0.35113 0.11299 0.09278 2018Ric/Bel:51-59

Calculated rotational constants for C3H6N2 (3-Aminopropionitrile).
Product of moments of inertia moments of inertia
1301400amu3Å6   5.9590758779145E-114gm3 cm6
Geometric Data
picture of 3-Aminopropionitrile

Point Group Cs


Internal coordinates
distances (r) in Å, angles (a) in degrees, dihedrals (d) in degrees
Description Value unc. Connectivity Reference Comment
Atom 1 Atom 2 Atom 3 Atom 4

Cartesians
Atom x (Å) y (Å) z (Å)

Atom - Atom Distances bond lengths
Distances in Å
 

Calculated geometries for C3H6N2 (3-Aminopropionitrile).

Bond descriptions


Examples: C-C single bond, C=C, double bond, C#C triple bond, C:C aromatic bond
Bond Type Count
H-C 4
H-N 2
C-C 2
C-N 1
C#N 1

Connectivity
Atom 1 Atom 2
H1 N3
H2 N3
N3 C6
H4 C6
H5 C6
C6 C9
H7 C9
H8 C9
C9 C11
N10 C11
Electronic energy levels (cm-1)
Energy (cm-1) Degeneracy reference description
0 1   1A'
Dipole, Quadrupole and Polarizability
Electric dipole moment dipole
State Config State description Conf description Exp. min. Dipole (Debye) Reference comment Point Group Components
x y z total dipole quadrupole
1 1 1A' Cs True           Cs 2 3
Experimental dipole measurement abbreviations: MW microwave; DT Dielectric with Temperature variation; DR Indirect (usually an upper limit); MB Molecular beam
Calculated electric dipole moments for C3H6N2 (3-Aminopropionitrile).
Electric quadrupole moment quadrupole
State Config State description Conf description Exp. min. Quadrupole (D Å) Reference comment Point Group Components
xx yy zz dipole quadrupole
1 1 1A' Cs True       Cs 2 3

Calculated electric quadrupole moments for C3H6N2 (3-Aminopropionitrile).

References
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squib reference DOI
2012Dur/Dar:154-162 JR Durig, ID Darkhalil, JJ Klaassen "Infrared and Raman spectra, r0 structural parameters, conformational stability, and vibrational assignment of 2-cyanoethylamine" J. Mol. Struct. 1023 (2012) 154–162 10.1016/j.molstruc.2012.03.067
2018Ric/Bel:51-59 C Richard, A Belloche, L Margulès, RA Motiyenko, KM Menten, RT Garrod, HSP Müller "Rotational spectrum of 3-aminopropionitrile and searches for it in Sagittarius B2(N)" J. Mol. Spect. 345 (2018) 51–59 10.1016/j.jms.2017.12.003
webbook NIST Chemistry Webbook (http://webbook.nist.gov/chemistry) 10.18434/T4D303

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