Amino-6-nitrobenzodifuroxan was prepared through a three-step reaction from starting material 3, 5-dinitrobenzoic acid:(1)3, 5-dinitroaniline (1) was synthesized from the reaction of DNBA and hydrazoic acid in inert solvent 1, 2-dichioroethane through Schmidt rearrangement with yield of 89.6%;(2) 1 was subjected to nitration to prepare pentanitroaniline (2) with yield of 51.1%;(3) The title compound was prepared from 2 and sodium azide in acetic acid through denitrogenation and then Schmidt rearrangement with yield of 86.8%, m.p.204℃～206℃.

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Chapter V: A 1-D Zn coordinatin polymers is synthesized by the reaction of sodium azide, nicotinic acid and zinc chloride. A 3-D Ag supramolecular complex is synthesized by the reaction of sodium azide, 2-methylimidazole and silver chloride.

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Health standard for hydrazoic acid and sodium azide in the air of workplace：車間空氣中疊氮酸和疊氮化鈉衛(wèi)生標準

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acid azide：跖访牢缫笰级限制福利片；B氮

acid arsenate || 酸式砷酸鹽 | acid azide || 跞蘸客喔＠吩谙吖劭词悠得夥眩基疊氮 | acid barium oxalate || 酸式草酸鋇