亚甲基甲胺
亚甲基甲胺或N‐甲基亚甲亚胺是一种活泼的分子,化学式为CH3N=CH2。它不稳定,在数分钟内即形成三聚体。在地球大气环境中,它可经动物或通过燃烧二甲胺或三甲胺转化而来。[1]在实验室,它也可通过N-氯代丁二酰亚胺对二甲胺氯化,再由叔丁醇钾在90 °C处理得到。[2]三甲胺的高温分解也会生成亚甲基甲胺。[3]
亚甲基甲胺 | |
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识别 | |
CAS号 | 1761-67-7 |
PubChem | 137199 |
ChemSpider | 120899 |
SMILES |
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性质 | |
化学式 | C2H5N |
摩尔质量 | 43.07 g·mol−1 |
相关物质 | |
相关化学品 | dimethylamine Methanimine Ethanimine |
若非注明,所有数据均出自标准状态(25 ℃,100 kPa)下。 |
参考文献
- ^ Bunkan, Arne Joakim C.; Reijrink, Nina G.; Mikoviny, Tomáš; Müller, Markus; Nielsen, Claus J.; Zhu, Liang; Wisthaler, Armin. Atmospheric Chemistry of N -Methylmethanimine (CH 3 N═CH 2 ): A Theoretical and Experimental Study. The Journal of Physical Chemistry A. 11 May 2022: acs.jpca.2c01925. doi:10.1021/acs.jpca.2c01925.
- ^ Demaison, J.; Burie, J.; Denis, J.M.; Van Eijck, B.P. Centrifugal distortion and internal rotation analysis of the rotational spectra of N-methylmethanimine d0 and d5. Journal of Molecular Spectroscopy. October 1984, 107 (2): 250–260. doi:10.1016/0022-2852(84)90004-3.
- ^ Fujiwara, Hideo; Egawa, Toru; Konaka, Shigehiro. Electron diffraction study of thermal decomposition products of trimethylamine: molecular structure of CH3–N=CH2. Journal of Molecular Structure. January 1995, 344 (3): 217–226. doi:10.1016/0022-2860(94)08440-S.