Nitrogen-Rich Tetrazolo[1,5-<i>b</i>]pyridazine: Promising Building Block for Advanced Energetic Materials
作者:Wei Huang、Yongxing Tang、Gregory H. Imler、Damon A. Parrish、Jean’ne M. Shreeve
DOI:10.1021/jacs.0c00161
日期:2020.2.19
Two metal-free explosives: tetrazolo[1,5-b]pyridazine-containing molecules, [6-azido-8-nitrotetrazolo[1,5-b]pyridazine-7-amine (3at) and 8-nitrotetrazolo[1,5-b]pyridazine-6,7-diamine (6)] were obtained via straightforward two-step synthetic routes from commercially available reagents. Compound 3at displays excellent detonation performance (Dv = 8746 m s-1 and P = 31.5 GPa), which is superior to commercial
两种不含金属的炸药:含四唑并[1,5-b]哒嗪的分子、[6-叠氮基-8-硝基四唑并[1,5-b]哒嗪-7-胺(3at)和8-硝基四唑[1,5] -b]哒嗪-6,7-二胺 (6)] 是通过直接的两步合成路线从市售试剂中获得的。化合物3at显示出优异的爆轰性能(Dv = 8746 m s-1和P = 31.5 GPa),优于叠氮化铅和重氮二硝基苯酚(DDNP)等商用起爆药。化合物6具有优异的热稳定性、显着的不敏感性和良好的爆轰性能,强烈表明它是一种可接受的二次炸药。化合物 3at 的起爆能力已通过引爆 500 毫克 RDX 进行测试,其最低初级装药 (MPC) 低得惊人,为 40 毫克。超凡的起爆威力超越传统的起爆药,例如商业 DDNP (70 mg) 和报道的 6-nitro-7-azido-pyrazol[3,4-d][1,2,3]triazine-2-oxide (ICM-103) (60