9542. Tolylhydrazine

C7H10N2; mol wt 122.17.
C 68.82%, H 8.25%, N 22.93%.

Description and references

Prepd by stannous chloride reduction of the diazonium salt of the corresponding toluidine: Hunsberger et al., J. Org. Chem. 21, 394 (1956).

Chemical structure

Derivative

m-Tolylhydrazine.

Properties

Oily liquid. bp760 243°, bp16 132-134°. d1515 1.061-1.062, d420 1.057-1.058. Insol in water; sol in alc, chloroform, ether.

Derivative

Nitrate.
C7H10N2.HNO3; mol wt 185.18.
C 45.40%, H 5.99%, N 22.69%, O 25.92%.

Properties

Needles, mp 145-147°.

Derivative

o-Tolylhydrazine.

Properties

Needles, mp 56-59°. Sparingly sol in water; sol in alcohol, chloroform, ether, slightly in cold petr ether.

Derivative

Nitrate.

Properties

Leaflets, mp 98-100°. Very sol in water, alcohol; insol in ether.

Derivative

p-Tolylhydrazine.

Properties

Rhombic bipyramids, mp 61° or 65-66°. bp 240-244° with slight decompn. Sparingly sol in water; sol in alcohol, benzene, ether.

Derivative

Nitrate.

Properties

Leaflets, mp 152-153°.

Use

o-Tolylhydrazine as reagent for galactose.