亞甲基甲胺
亞甲基甲胺或N‐甲基亞甲亞胺是一種活潑的分子,化學式為CH3N=CH2。它不穩定,在數分鐘內即形成三聚體。在地球大氣環境中,它可經動物或通過燃燒二甲胺或三甲胺轉化而來。[1]在實驗室,它也可通過N-氯代丁二醯亞胺對二甲胺氯化,再由叔丁醇鉀在90 °C處理得到。[2]三甲胺的高溫分解也會生成亞甲基甲胺。[3]
亞甲基甲胺 | |
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識別 | |
CAS號 | 1761-67-7 |
PubChem | 137199 |
ChemSpider | 120899 |
SMILES |
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性質 | |
化學式 | C2H5N |
摩爾質量 | 43.07 g·mol−1 |
相關物質 | |
相關化學品 | dimethylamine Methanimine Ethanimine |
若非註明,所有數據均出自標準狀態(25 ℃,100 kPa)下。 |
參考文獻
- ^ 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.