Pentryl
Title: Pentryl
CAS Registry Number: 4481-55-4
CAS Name: 2-[Nitro(2,4,6-trinitrophenyl)amino]ethanol nitrate (ester)
Additional Names: 2-(N,2,4,6-tetranitroanilino)ethanol nitrate; sym-trinitrophenylnitroaminoethyl nitrate
Molecular Formula: C8H6N6O11
Molecular Weight: 362.17
Percent Composition: C 26.53%, H 1.67%, N 23.20%, O 48.59%
Literature References: Prepd by nitration of 2,4-dinitrophenylaminoethanol: Clark, Ind. Eng. Chem. 25, 1385 (1933); Desseigne, Mem. Poudres 33, 255 (1951); B. T. Fedoroff et al., Encyclopedia of Explosives and Related Items vol. I (Picatinny Arsenal, Dover, New Jersey, 1960) pp A425-429.
Properties: Small, cream-colored crystals from chloroform, mp 129° (slight decompn). d 1.82. Explodes when heated to 235°. Heat of combustion: 911.1 kcal/mole; heat of explosion: 372.4 kcal/mole; heat of formation: 43.4 kcal/mole. Soly (w/w) at 25° in benzene: 0.70; carbon tetrachloride: trace; chloroform: 0.07; ethanol: 0.11; ether: 0.16; ethylene dichloride: 0.72; methanol: 0.67; nitroglycerol: freely sol; toluene: 0.63; water: trace.
Melting point: mp 129° (slight decompn)
Density: d 1.82
Use: High explosive. Base charge in detonators.

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