Synthesis and crystal structure of 5-((5-amino-2H-tetrazol-2-yl)methyl)-1,3,4-oxadiazol-2-amine
作者:Yingzhi Zhu、Feng Yang、Xinli Zhou、Qiuhan Lin、Pengchen Wang、Ming Lu
DOI:10.1080/15421406.2021.1905142
日期:2021.7.24
material precursor, 5-((5-amino-2H-tetrazol-2-yl)methyl)-1,3,4-oxadiazol-2-amine was synthesized and characterized by NMR, IR, DSC and X-ray crystallography. The results show that it belongs to the orthorhombic space group Pnma, a = 6.9604(4) Å, b = 18.3620(8) Å, c = 5.8560(3) Å, V = 748.44(7) Å3, α = 90°, β = 90°, γ = 90°, Z = 4, ρ = 1.617 g·cm−3. The structure exhibits intermolecular hydrogen bonds
摘要 合成了一种含能材料前体 5-((5-amino-2H-tetrazol-2-yl)methyl)-1,3,4-oxadiazol-2-amine,并通过 NMR、IR、DSC 和 X 射线晶体学表征.结果表明它属于正交空间群P nma, a = 6.9604(4) Å, b = 18.3620(8) Å, c = 5.8560(3) Å, V = 748.44(7) Å 3 , α = 90 °, β = 90°, γ = 90°, Z = 4, ρ = 1.617 g·cm -3. 该结构表现出NH…N型的分子间氢键,这些氢键将分子连接成波浪状的二维分子层。此外,通过量子化学计算和非共价相互作用分析证明了强 π 相互作用。测得的冲击灵敏度为 10 J,摩擦灵敏度为 190 N。