Ethylenimine
- Formula: C2H5N
- Molecular weight: 43.0678
- IUPAC Standard InChIKey: NOWKCMXCCJGMRR-UHFFFAOYSA-N
- CAS Registry Number: 151-56-4
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
The 3d structure may be viewed using Java or Javascript. - Other names: Aziridine; Azacyclopropane; Aziran; Dimethylenimine; Ethyleneimine; EI; Aethylenimin; Azirane; Aziridin; 1H-Azirine, dihydro-; Dihydroazirene; Dihydro-1H-azirine; Dimethyleneimine; ENT-50324; Ethyleenimine; Etilenimina; Rcra waste number P054; TL 337
- Permanent link for this species. Use this link for bookmarking this species for future reference.
- Information on this page:
- Other data available:
- Data at other public NIST sites:
- Options:
Data at NIST subscription sites:
NIST subscription sites provide data under the NIST Standard Reference Data Program, but require an annual fee to access. The purpose of the fee is to recover costs associated with the development of data collections included in such sites. Your institution may already be a subscriber. Follow the links above to find out more about the data in these sites and their terms of usage.
IR Spectrum
Go To: Top, Vibrational and/or electronic energy levels, References, Notes
Data compiled by: Coblentz Society, Inc.
- GAS (80 mmHg, N2 ADDED, TOTAL PRESSURE 600 mmHg); DOW KBr FOREPRISM-GRATING; DIGITIZED BY COBLENTZ SOCIETY (BATCH II) FROM HARD COPY; 2 cm-1 resolution
- LIQUID; Not specified, most likely a prism, grating, or hybrid spectrometer.; DIGITIZED BY NIST FROM HARD COPY; 4 cm-1 resolution
Vibrational and/or electronic energy levels
Go To: Top, IR Spectrum, References, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Data compiled by: Takehiko Shimanouchi
Symmetry: Cs Symmetry Number σ = 1
Sym. | No | Approximate | Selected Freq. | Infrared | Raman | Comments | ||||
---|---|---|---|---|---|---|---|---|---|---|
Species | type of mode | Value | Rating | Value | Phase | Value | Phase | |||
a' | 1 | NH str | 3338 | C | 3338 W | gas | 3302 M p | liq. | ||
a' | 2 | CH2 a-str | 3079 | D | 3079 S | gas | 3059 M dp | liq. | OV(ν11) | |
a' | 3 | CH2 s-str | 3015 | D | 3015 S | gas | 2999 VS p | liq. | OV(ν12) | |
a' | 4 | CH2 scis | 1482 | C | 1482 W | gas | 1471 W p | liq. | ||
a' | 5 | Ring str | 1211 | C | 1211 S | gas | 1212 VS p | liq. | ||
a' | 6 | CH2 twist | 1095 | D | 1095 S | gas | 1088 W p | liq. | ||
a' | 7 | CH2 wag | 1090 | D | 1090 S | gas | 1088 W p | liq. | ||
a' | 8 | NH bend | 998 | C | 998 M | gas | 1028 W | liq. | ||
a' | 9 | Ring deform | 856 | C | 856 VS | gas | 855 M dp | liq. | ||
a' | 10 | CH2 rock | 773 | C | 773 S | gas | 787 W dp | liq. | ||
a | 11 | CH2 a-str | 3079 | D | 3079 S | gas | 3059 M dp | liq. | OV(ν2) | |
a | 12 | CH2 s-str | 3015 | D | 3015 S | gas | 2999 VS p | liq. | OV(ν3) | |
a | 13 | CH2 scis | 1463 | C | 1463 W | gas | 1452 W dp | liq. | ||
a | 14 | CH2 twist | 1268 | C | 1268 M | gas | 1276 VW | liq. | ||
a | 15 | NH bend | 1237 | C | 1237 M | gas | 1297 W p | liq. | ||
a | 16 | CH2 wag | 1131 | C | 1131 M | gas | 1130 VW | liq. | ||
a | 17 | Ring deform | 904 | C | 904 S | gas | ||||
a | 18 | CH2 rock | 817 | D | 817 M dp | liq. | ||||
Source: Shimanouchi, 1972
Notes
VS | Very strong |
S | Strong |
M | Medium |
W | Weak |
VW | Very weak |
p | Polarized |
dp | Depolarized |
OV | Overlapped by band indicated in parentheses. |
C | 3~6 cm-1 uncertainty |
D | 6~15 cm-1 uncertainty |
References
Go To: Top, IR Spectrum, Vibrational and/or electronic energy levels, Notes
Data compilation copyright by the U.S. Secretary of Commerce on behalf of the U.S.A. All rights reserved.
Shimanouchi, 1972
Shimanouchi, T.,
Tables of Molecular Vibrational Frequencies Consolidated Volume I, National Bureau of Standards, 1972, 1-160. [all data]
Notes
Go To: Top, IR Spectrum, Vibrational and/or electronic energy levels, References
- Data from NIST Standard Reference Database 69: NIST Chemistry WebBook
- The National Institute of Standards and Technology (NIST) uses its best efforts to deliver a high quality copy of the Database and to verify that the data contained therein have been selected on the basis of sound scientific judgment. However, NIST makes no warranties to that effect, and NIST shall not be liable for any damage that may result from errors or omissions in the Database.
- Customer support for NIST Standard Reference Data products.