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preface to fifteenth edition

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5.76 SECTION 5<br />

TABLE 5.11<br />

Binary Azeotropic (Constant-Boiling) Mixtures (Continued)<br />

Composition, wt %<br />

System<br />

BP of azeotrope,<br />

C<br />

Solvent<br />

Other<br />

component<br />

Solvent: thiophene<br />

Methylcyclopentane 71.5 14 86<br />

Cyclohexane 77.9 41.2 58.8<br />

Hexane 68.5 11.2 88.8<br />

Heptane 83.1 83.2 16.8<br />

2,3-Dimethylpentane 80.9 64 36<br />

2,4-Dimethylpentane 76.6 42.7 57.3<br />

Solvent: benzene<br />

Methylcyclopentane 71.7 16 84<br />

Cyclohexene 78.9 64.7 35.3<br />

Cyclohexane 77.6 51.9 48.1<br />

Hexane 68.5 4.7 95.3<br />

Heptane 80.1 99.3 0.7<br />

2,2-Dimethylpentane 75.9 46.3 53.7<br />

2,3-Dimethylpentane 79.4 78.8 21.2<br />

2,4-Dimethylpentane 75.2 48.3 51.7<br />

2,2,4-Trimethylpentane 80.1 97.7 2.3<br />

Solvent: bis(2-hydroxyethyl) ether<br />

Biphenyl 232.7 48 52<br />

Diphenylmethane 236.0 52 48<br />

1,3,5-Trimethylbenzene 210.0 22 78<br />

Naphthalene 212.6 22 78<br />

1-Methylnaphthalene 277.0 45 55<br />

2-Methylnaphthalene 225.5 39 61<br />

Acenaphthene 239.6 62 38<br />

Fluorene 243.0 80 20<br />

Benzyl acetate 214.9 7 93<br />

Bornyl acetate 223.0 18 82<br />

Ethyl fumarate 217.1 10 90<br />

Dimethyl o-phthalate 245.4 96.3 3.7<br />

Methyl salicylate 220.6 15 85<br />

2-Hydroxy-1-isopropyl-4-methylbenzene 232.3 13 87<br />

1,2-Dihydroxybenzene 259.5 46 54<br />

Safrole 225.5 33 67<br />

Isosafrole 233.5 46 54<br />

Benzyl phenyl ether 241.5 80 20<br />

Nitrobenzene 210.0 10 90<br />

m-Nitro<strong>to</strong>luene 224.2 25 75<br />

o-Nitrophenol 216.0 10.5 89.5<br />

Quinoline 233.6 29 71<br />

p-Dibromobenzene 212.9 13 87

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