甲二胺
| 甲二胺 | |
|---|---|
| |
| 别名 | 二氨基甲烷 |
| 识别 | |
| CAS号 | 2372-88-5 57166-92-4（盐酸盐） |
| PubChem | 75408 171572（盐酸盐） |
| SMILES |
|
| InChI |
|
| InChIKey | RTWNYYOXLSILQN-UHFFFAOYSA-N |
| 性质 | |
| 化学式 | CH6N2 |
| 摩尔质量 | 46.07 g·mol−1 |
| 偶极矩 | 1.72 D[1] |
| 相关物质 | |
| 相关化学品 | 甲胺 乙二胺 氨基甲醇 甲二醇 |
| 若非注明，所有数据均出自标准状态（25 ℃，100 kPa）下。 | |
甲二胺是最简单的二胺，化学式CH2(NH2)2。虽然甲二胺本身只能在溶液中短暂存在，[2]但它的盐酸盐早在1914年就用于化学合成，[3]能简单方便地把氨基酸转化成酰胺。[4]
在类似星际空间的环境，甲胺与氨暴露于高能电子下会发生反应，生成甲二胺。[2]由于甲二胺结构简单，且含有N-C-N键，因此它可能是生命起源中，同样具有N-C-N键的杂环化合物（如核碱基）的重要中间体。[2]
参考资料
- ^ Watrous, Alexandria G; Westbrook, Brent R; Fortenberry, Ryan C. On the detectability of interstellar diaminomethane ((NH2)2CH2). Monthly Notices of the Royal Astronomical Society. 2023-12-23, 527 (4): 11090–11094. ISSN 0035-8711. doi:10.1093/mnras/stad3938.
- ^ 2.0 2.1 2.2 Marks, Joshua H.; Wang, Jia; Fortenberry, Ryan C.; Kaiser, Ralf I. Preparation of methanediamine (CH2(NH2)2)—A precursor to nucleobases in the interstellar medium. Proceedings of the National Academy of Sciences. 2022-12-20, 119 (51). ISSN 0027-8424. PMC 9907108
. PMID 36508671. doi:10.1073/pnas.2217329119.
- ^ Knudsen, Peter. Über Methylendiamin. Berichte der deutschen chemischen Gesellschaft. 1914, 47 (3): 2698–2701. ISSN 0365-9496. doi:10.1002/cber.19140470355.
- ^ Galaverna, Gianni; Corradini, Roberto; Dossena, Arnaldo; Marchelli, Rosangela. Diaminomethane dihydrochloride, a novel reagent for the synthesis of primary amides of amino acids and peptides from active esters. International Journal of Peptide and Protein Research. 1993, 42 (1): 53–57. ISSN 0367-8377. doi:10.1111/j.1399-3011.1993.tb00349.x.
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