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R. Meyer J. Köhler A. Homburg Explosives

R. Meyer J. Köhler A. Homburg Explosives

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57 Centralite III<br />

Centralite II<br />

dimethyldiphenylurea; Dimethyldiphenylharnstoff;<br />

diméthyldiphénylurée<br />

colorless crystals<br />

empirical formula: C15H16N2O<br />

molecular weight: 240.3<br />

energy of formation: –37.3 kcal/kg = –156 kJ/kg<br />

enthalpy of formation: –60.8 kcal/kg = –254 kJ/kg<br />

oxygen balance: –246.3%<br />

nitrogen content: 11.66%<br />

melting point: 121–121.5 °C = 250–251°F<br />

boiling point: 350 °C = 662°F<br />

Specifications<br />

same as for Centralite I, except<br />

solidification point: not less than 119 °C = 246°F<br />

Centralite III<br />

methylethyldiphenylurea; Methylethyldiphenylharnstoff;<br />

méthyléthyldiphénylurée<br />

colorless crystals<br />

empirical formula: C16H18N2O<br />

molecular weight: 254.3<br />

energy of formation: –94.7 kcal/kg = –396.1 kJ/kg<br />

enthalpy of formation: –119.1 kcal/kg = – 498.5 kJ/kg<br />

oxygen balance: –251.7%<br />

melting point: 57–58 °C = 135–138°F<br />

Specifications<br />

same as for Centralite I, except<br />

solidification point: 57 °C = 135°F

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