Title: Xylyl Bromide
Molecular Formula: C8H9Br
Molecular Weight: 185.06
Percent Composition: C 51.92%, H 4.90%, Br 43.18%
Literature References: Prepn of m-isomer: Wenner, J. Org. Chem. 17, 523 (1952); of o-isomer: Dev, J. Indian Chem. Soc. 32, 403 (1955); of p-isomer: Cockburn et al., J. Chem. Soc. 1960, 3340.
Derivative Type: m-Xylyl bromide
CAS Registry Number: 620-13-3
CAS Name: 1-(Bromomethyl)-3-methylbenzene
Additional Names: a-bromo-m-xylene; m-methylbenzyl bromide; w-bromo-m-xylene
Properties: Liquid, bp 212-215° with slight dec. d23 1.371. Practically insol in water; sol in alcohol, ether.
Boiling point: bp 212-215° with slight dec
Density: d23 1.371
Derivative Type: o-Xylyl bromide
CAS Registry Number: 89-92-9
Properties: Prisms, mp 21°. bp 223-234°, bp742 216-217°, bp15 102°. nD27 1.5730. d23 1.381. Practically insol in water. Sol in alcohol, ether.
Melting point: mp 21°
Boiling point: bp 223-234°; bp742 216-217°; bp15 102°
Index of refraction: nD27 1.5730
Density: d23 1.381
Derivative Type: p-Xylyl bromide
CAS Registry Number: 104-81-4
Properties: Needles from alcohol, mp 38°. bp740 218-220°, bp15 120°. d 1.324. Practically insol in water. Very sol in chloroform, hot ether.
Melting point: mp 38°
Boiling point: bp740 218-220°; bp15 120°
Density: d 1.324
CAUTION: Powerful lacrimator.
Use: In organic syntheses; in war-gas formulations. |