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NITRO DERIVATIVES OF HIGHER BENZENE HOMOLOGUES 409 xylene a temperature of 35-40°C is maintained. Then it is gradually raised to ...

410 CHEMISTRY AND TECHNOLOGY OF EXPLOSIVES are added. Thus, the quantity of HNO 3 amounts to 105% of theoretical. The nitrating ...

NITRO DERIVATIVES OF HIGHER BENZENE HOMOLOGUES 411 Nitration of MNX to DNX. For 100 parts of MNX 140 parts of a nitrating mixtur ...

412 CHEMISTRY AND TECHNOLOGY OF EXPLOSIVES xylene is partly nitrated by the residual nitric acid still present in the spent acid ...

NITRO DERIVATIVES OF HIGHER BENZENE HOMOLOGUES 413 of water, is dried in tunnel or chamber driers at 60-70°C, until the water co ...

414 CHEMISTRY AND TECHNOLOGY OF EXPLOSIVES NITRO DERIVATIVES OF ETHYLBENZENE Ethylbenzene is always present in crude xylene and ...

NITRO DERIVATIVES OF HIGHER BENZENE HOMOLOGUES^415 NITRO-SOLVENT-NAPHTHA Difficulties met in separating chemical individuals fro ...

416 CHEMISTRY AND TECHNOLOGY OF EXPLOSIVES Pure hexanitrostilbene (m. p. 211°C, with decomposition) was obtained by S. Reich, We ...

NITRO DERIVATIVES OF HIGHER BENZENE HOMOLOGUES Its hexanitro derivative: 2,4,6,2’,4’,6’-hexanitrodiphenyl 417 m. p. 238°C has ev ...

418 CHEMISTRY AND TECHNOLOGY OF EXPLOSIVES NITROPOLYSTYRENE Investigations on the nitration of polystyrene go back to 1845, to t ...

NITRO DERIVATIVES OF HIGHER BENZENE HOMOLOGUES 419 occurs in the 4- and 2,4-positions of the benzene ring. Hence one can infer t ...

420 CHEMISTRY AND TECHNOLOGY OF EXPLOSIVES (6) m. p. 65°C Bonecki and T. Urbanski [45] prepared the same substance, also from 2, ...

NITRO DERIVATIVES OF HIGHER BENZENE HOMOLOGUES 421 E. GREVINGK, Ber. 17, 2422 (1884). L. WÖHLER and O. WENZELBERG, Anger. Chem. ...

CHAPTER XI NITRO DERIVATIVES OF NAPHTHALENE GENERAL INFORMATION NAPHTHALENE is easier to nitrate than benzene, and one or two ni ...

NITRO DERIVATIVES OF NAPHTHALENE^423 Derivatives with β− nitro groups are more readily nitrated than the others. This Hodgson at ...

424 CHEMISTRY AND TECHNOLOGY OF EXPLOSIVES Later chemical investigations were aimed at establishing the conditions under which i ...

NITRO DERIVATIVES OF NAPHTHALENE^423 FIG. 104. Sapozhnikov’s diagram of the nitration of naphthalene, according to Patart’s expe ...

426 CHEMISTRY AND TECHNOLOGY OF EXPLOSIVES Experiments on the nitration of naphthalene with nitrogen dioxide were carried out by ...

NITRO DERIVATIVES OF NAPHTHALENE^421 α− Nitronaphthalene (m. p. 60-61°C; b. p. 304°C), MN or MNN, forms pale yellow needles, hav ...

428 CHEMISTRY AND TECHNOLOGY OF EXPLOSIVES PHYSICAL PROPERTIES They are fine grey-yellowish (sand-coloured) crystals. The colour ...