Organic Chemistry of Explosives

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  • 1 Synthetic Routes to AliphaticC-Nitro Functionality Background xxv

    • 1.1 Introduction

    • 1.2 AliphaticC-nitro compounds as explosives

    • 1.3 Direct nitration of alkanes

      • bonds 1.4 Addition of nitric acid, nitrogen oxides and related compounds to unsaturated

      • 1.4.1 Nitric acid and its mixtures

      • 1.4.2 Nitrogen dioxide

      • 1.4.3 Dinitrogen pentoxide

      • 1.4.4 Nitrous oxide and dinitrogen trioxide

      • 1.4.5 Other nitrating agents



    • 1.5 Halide displacement

      • 1.5.1 Victor Meyer reaction

      • 1.5.2 Modified Victor Meyer reaction

      • 1.5.3 Ter Meer reaction

      • 1.5.4 Displacements using nitronate salts as nucleophiles



    • 1.6 Oxidation and nitration of C–N bonds

      • 1.6.1 Oxidation and nitration of oximes

      • 1.6.2 Oxidation of amines

      • 1.6.3 Nitration of nitronate salts

      • 1.6.4 Oxidation of pseudonitroles

      • 1.6.5 Oxidation of isocyanates

      • 1.6.6 Oxidation of nitrosoalkanes



    • 1.7 Kaplan–Shechter reaction

    • 1.8 Nitration of compounds containing acidic hydrogen

      • 1.8.1 Alkaline nitration

      • 1.8.2 Acidic nitration



    • 1.9 Oxidative dimerization

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    • 1.10 Addition and condensation reactions vi Contents

      • 1.10.1 1,2-Addition reactions

      • 1.10.2 1,4-Addition reactions

      • 1.10.3 Mannich reaction

      • 1.10.4 Henry reaction



    • 1.11 Derivatives of polynitroaliphatic alcohols

    • 1.12 Miscellaneous

      • 1.12.1 1,1-Diamino-2,2-dinitroethylenes

      • 1.12.2 Other routes to aliphatic nitro compounds

      • 1.12.3 Selective reductions



    • 1.13 Chemical stability of polynitroaliphatic compounds

      • 1.13.1 Reactions with mineral acids

      • 1.13.2 Reactions with base and nucleophiles



    • References



  • 2 Energetic Compounds 1: Polynitropolycycloalkanes

    • 2.1 Caged structures as energetic materials

    • 2.2 Cyclopropanes and spirocyclopropanes

    • 2.3 Cyclobutanes and their derivatives

    • 2.4 Cubanes

    • 2.5 Homocubanes

    • 2.6 Prismanes

    • 2.7 Adamantanes

    • 2.8 Polynitrobicycloalkanes

      • 2.8.1 Norbornanes

      • 2.8.2 Bicyclo[3.3.0]octane

      • 2.8.3 Bicyclo[3.3.1]nonane



    • References



  • 3 Synthetic Routes to Nitrate Esters

    • 3.1 Nitrate esters as explosives

    • 3.2 Nitration of the parent alcohol

      • 3.2.1O-Nitration with nitric acid and its mixtures

      • 3.2.2O-Nitration with dinitrogen tetroxide

      • 3.2.3O-Nitration with dinitrogen pentoxide

      • 3.2.4O-Nitration with nitronium salts

      • 3.2.5 Transfer nitration

      • 3.2.6 OtherO-nitrating agents



    • 3.3 Nucleophilic displacement with nitrate anion

      • 3.3.1 Metathesis between alkyl halides and silver nitrate

      • 3.3.2 Decomposition of nitratocarbonates

      • 3.3.3 Displacement of sulfonate esters with nitrate anion

      • 3.3.4 Displacement with mercury (I) nitrate



    • 3.4 Nitrate esters from the ring-opening of strained oxygen heterocycles

      • 3.4.1 Ring-opening nitration of epoxides

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        • dinitrogen pentoxide 3.4.2 1,3-Dinitrate esters from the ring-opening nitration of oxetanes with



      • 3.4.3 Other oxygen heterocycles



    • 3.5 Nitrodesilylation

    • 3.6 Additions to alkenes

      • 3.6.1 Nitric acid and its mixtures

      • 3.6.2 Nitrogen oxides

      • 3.6.3 Metal salts

      • 3.6.4 Halonitroxylation



    • 3.7 Deamination

    • 3.8 Miscellaneous methods

    • 3.9 Synthetic routes to some polyols and their nitrate ester derivatives

    • 3.10 Energetic nitrate esters

    • References



  • 4 Synthetic Routes to AromaticC-Nitro Compounds

    • 4.1 Introduction

    • 4.2 Polynitroarylenes as explosives

    • 4.3 Nitration

      • 4.3.1 Nitration with mixed acid

      • 4.3.2 Substrate derived reactivity

      • 4.3.3 Effect of nitrating agent and reaction conditions on product selectivity

      • 4.3.4 Other nitrating agents

      • 4.3.5 Side-reactions and by-products from nitration



    • 4.4 Nitrosation–oxidation

    • 4.5 Nitramine rearrangement

    • 4.6 Reaction of diazonium salts with nitrite anion

    • 4.7 Oxidation of arylamines, arylhydroxylamines and other derivatives

      • 4.7.1 Oxidation of arylamines and their derivatives

      • 4.7.2 Oxidation of arylhydroxylamines and their derivatives



    • 4.8 Nucleophilic aromatic substitution

      • 4.8.1 Displacement of halide

      • 4.8.2 Nitro group displacement and the reactivity of polynitroarylenes

      • 4.8.3 Displacement of other groups

      • 4.8.4 Synthesis of 1,3,5-triamino-2,4,6-trinitrobenzene (TATB)



    • 4.9 The chemistry of 2,4,6-trinitrotoluene (TNT)

    • 4.10 Conjugation and thermally insensitive explosives

    • References



  • 5 Synthetic Routes toN-Nitro Functionality

    • 5.1 Introduction

    • 5.2 Nitramines, nitramides and nitrimines as explosives

    • 5.3 Direct nitration of amines

      • 5.3.1 Nitration under acidic conditions

      • 5.3.2 Nitration with nonacidic reagents

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    • 5.4 Nitration of chloramines viii Contents

      • 5.4.1 Nitration of dialkylchloramines

      • 5.4.2 Nitration of alkyldichloramines



    • 5.5 N-Nitration of amides and related compounds

      • 5.5.1 Nitration with acidic reagents

      • 5.5.2 Nitration with nonacidic reagents



    • 5.6 Nitrolysis

      • 5.6.1 Nitrolysis of amides and their derivatives

      • 5.6.2 Nitrolysis of N-alkyl bonds

      • 5.6.3 Nitrolysis of nitrosamines



    • 5.7 Nitrative cleavage of other nitrogen bonds

    • 5.8 Ring-opening nitration of strained nitrogen heterocycles

      • 5.8.1 Aziridines

      • 5.8.2 Azetidines



    • 5.9 Nitrosamine oxidation

    • 5.10 Hydrolysis of nitramides and nitroureas

    • 5.11 Dehydration of nitrate salts

    • 5.12 Other methods

    • 5.13 Primary nitramines as nucleophiles

      • 5.13.1 1,4-Michael addition reactions

      • 5.13.2 Mannich condensation reactions

      • 5.13.3 Condensations with formaldehyde

      • 5.13.4 Nucleophilic displacement reactions



    • 5.14 Aromatic nitramines

    • 5.15 The nitrolysis of hexamine

      • 5.15.1 The synthesis of RDX

      • 5.15.2 The synthesis of HMX

      • 5.15.3 Effect of reaction conditions on the nitrolysis of hexamine

      • 5.15.4 Other nitramine products from the nitrolysis of hexamine



    • References



  • 6 Energetic Compounds 2: Nitramines and Their Derivatives

    • 6.1 Cyclopropanes

    • 6.2 Cyclobutanes

    • 6.3 Azetidines – 1,3,3-trinitroazetidine (TNAZ)

    • 6.4 Cubane–based nitramines

    • 6.5 Diazocines

    • 6.6 Bicycles

    • 6.7 Caged heterocycles – isowurtzitanes

    • 6.8 Heterocyclic nitramines derived from Mannich reactions

    • 6.9 Nitroureas

    • 6.10 Other energetic nitramines

    • 6.11 Energetic groups

      • 6.11.1 Dinitramide anion

      • 6.11.2 AlkylN,N-dinitramines

      • 6.11.3N-Nitroimides



    • References

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  • 7 Energetic Compounds 3:N-Heterocycles Contents ix

    • 7.1 Introduction

    • 7.2 5-Membered rings – 1N – pyrroles

    • 7.3 5-Membered rings – 2N

      • 7.3.1 Pyrazoles

      • 7.3.2 Imidazoles

      • 7.3.3 1,3,4-Oxadiazoles

      • 7.3.4 1,2,5-Oxadiazoles (furazans)

      • 7.3.5 Benzofurazans

      • 7.3.6 Furoxans

      • 7.3.7 Benzofuroxans



    • 7.4 5-Membered rings – 3N

      • 7.4.1 Triazoles

      • 7.4.2 Triazolones

      • 7.4.3 Benzotriazoles



    • 7.5 5-Membered rings – 4N

    • 7.6 6-Membered rings – 1N – pyridines

    • 7.7 6-Membered rings – 2N

    • 7.8 6-Membered rings – 3N

    • 7.9 6-Membered rings – 4N

    • 7.10 Dibenzotetraazapentalenes

    • References



  • 8 Miscellaneous Explosive Compounds

    • 8.1 Organic azides

      • 8.1.1 Alkyl azides

      • 8.1.2 Aromatic azides



    • 8.2 Peroxides

    • 8.3 Diazophenols

      • 8.3.1 Diazophenols from the diazotization of aminophenols

        • o-nitroarylnitramines 8.3.2 Diazophenols from the rearrangement of





    • 8.4 Nitrogen-rich compounds from guanidine and its derivatives

    • References



  • 9 Dinitrogen Pentoxide – An Eco-Friendly Nitrating Agent

    • 9.1 Introduction

    • 9.2 Nitrations with dinitrogen pentoxide

    • 9.3 The chemistry of dinitrogen pentoxide

    • 9.4 Preparation of dinitrogen pentoxide

    • 9.5 C-nitration

    • 9.6 N-nitration

    • 9.7 Nitrolysis

    • 9.8 O-nitration

    • 9.9 Ring cleavage nitration



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