CAS No:623-24-5 alpha,alpha'-Dibromo-p-xylene|1,4-bis(bromomethyl)-benzen;1,4-Di(brommethyl)-benzen;1,4-Dibromomethylbenzene;p-(Bromomethyl)benzene;p-alpha,alpha'-Dibromoxylene

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Product Name: alpha,alpha'-Dibromo-p-xylene
Synonyms: 1,4-bis(bromomethyl)-benzen;1,4-Di(brommethyl)-benzen;1,4-Dibromomethylbenzene;p-(Bromomethyl)benzene;p-alpha,alpha'-Dibromoxylene
CAS No.: 623-24-5
Molecular Formula: C8H8Br2
Molecular Weight : 263.96
Specification : 98%
Place of Origin: China
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alpha,alpha'-Dibromo-p-xylene Chemical Properties

Melting point	143-145 °C(lit.)

Boiling point	245 °C(lit.)

density	2.012

refractive index	1.614

Fp	155-158°C/14mm

solubility	dioxane: soluble1g/10 mL (hot)

form	Crystalline Powder and Coarse Crystals

color	White to beige

Water Solubility	soluble, hydrolyses

Sensitive	Lachrymatory

BRN	1100019

CAS DataBase Reference	623-24-5(CAS DataBase Reference)

NIST Chemistry Reference	Benzene, 1,4-bis(bromomethyl)-(623-24-5)

EPA Substance Registry System	Benzene, 1,4-bis(bromomethyl)-(623-24-5)



alpha,alpha'-Dibromo-p-xylene Usage And Synthesis

Chemical Properties	white to light yellow crystal powde

Purification Methods	Distil it under a vacuum and recrystallise it from EtOH, *benzene or chloroform. [Wenner Org Chem 17 527 1952, Beilstein 5 H 385, 5 I 187, 5 II 301, 5 III 859, 5 IV 970.]



alpha,alpha'-Dibromo-p-xylene Preparation Products And Raw materials

Raw materials	Dichloromethane-->Carbon tetrachloride-->N-Bromosuccinimide-->Benzoyl peroxide-->Phosphorus tribromide-->P-XYLENE-->1,4-Benzenedimethanol

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