- Formula: CH3I
- Molecular weight: 141.9390
- IUPAC Standard InChIKey: INQOMBQAUSQDDS-UHFFFAOYSA-N
- CAS Registry Number: 74-88-4
- Chemical structure:
This structure is also available as a 2d Mol file or as a computed 3d SD file
- Other names: Iodomethane; Methyl iodide; CH3I; Halon 10001; Iodometano; Iodure de methyle; Jod-methan; Joodmethaan; Methyljodid; Methyljodide; Metylu jodek; Monoioduro di metile; Rcra waste number U138; UN 2644; Methyl iodine; Monoiodomethane; NSC 9366
- 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:
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.
Vibrational and/or electronic energy levels
Go To: Top, 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: C3 Symmetry Number = 3
|Species||type of mode||Value||Rating||Value||Phase||Value||Phase|
|a1||1||CH3 s-str||2933||E||2969.8 M||gas||FR(2«nu»5)|
|a1||1||CH3 s-str||2933||E||2861.0 M||gas||FR(2«nu»5)|
|a1||2||CH3 s-deform||1252||A||1251.5 S||gas|
|a1||3||CI str||533||A||532.8 S||gas|
|e||4||CH3 d-str||3060||A||3060.06 S||gas|
|e||5||CH3 d-deform||1436||C||1435.5 M||gas||FR(«nu»3+«nu»6)|
|e||6||CH3 rock||882||A||882.4 M||gas|
Source: Shimanouchi, 1972
|FR||Fermi resonance with an overtone or a combination tone indicated in the parentheses.|
|A||0~1 cm-1 uncertainty|
|C||3~6 cm-1 uncertainty|
|E||15~30 cm-1 uncertainty|
Go To: Top, Vibrational and/or electronic energy levels, Notes
Shimanouchi, T., Tables of Molecular Vibrational Frequencies Consolidated Volume I, National Bureau of Standards, 1972, 1-160. [all data]
Go To: Top, 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.