alpha,alpha'-Dibromo-p-xylene

alpha,alpha'-Dibromo-p-xylene Basic information

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;p-Bis(bromomethyl)benzene;p-Xylene, alpha,alpha'-dibromo-;P-XYLYLENE BROMIDE
CAS:	623-24-5
MF:	C8H8Br2
MW:	263.96
EINECS:	210-781-1
Product Categories:	Aromatics;Miscellaneous Reagents;Aromatic Halides (substituted);Aryl;Building Blocks;C8;Chemical Synthesis;Halogenated Hydrocarbons;Organic Building Blocks
Mol File:	623-24-5.mol

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
storage temp.	Keep in dark place,Sealed in dry,Room Temperature
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	1,4-Bis(bromomethyl)benzene (623-24-5)

Safety Information

Hazard Codes	C
Risk Statements	34-22
Safety Statements	26-36/37/39-45
RIDADR	UN 3448 6.1/PG 2
WGK Germany	3
F	8-19-21
Hazard Note	Corrosive/Lachrymatory
TSCA	Yes
HazardClass	8
PackingGroup	III
HS Code	29039990

MSDS Information

Provider	Language
1,4-Bis(Bromomethyl)benzene	English
ACROS	English
SigmaAldrich	English
ALFA	English

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

Chemical Properties	white to light yellow crystal powde
Uses	It is an important raw material and intermediate used in Organic Synthesis, Pharmaceuticals, Agrochemicals.
Synthesis Reference(s)	Tetrahedron Letters, 35, p. 7055, 1994 DOI: 10.1016/0040-4039(94)88224-X
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-->NISTC502863-->Benzene, 1-(dibromomethyl)-4-methyl--->Bis(bromomethyl) ether
Preparation Products	1,4-Bis(imidazole-l-ylmethyl)benzene-->1,4-BENZENEDIMETHANETHIOL-->1,4-Phenylenediacetonitrile-->1,4-Bis(3-formylphenoxy)xylene

1,4-BIS(1,2-DIBROMOETHYL)BENZENE 1,4-BIS(BROMOMETHYL)NAPHTHALENE Decabromodiphenyl Ethane 1,4-BIS(BROMMETHYL)-2,5-DICHLOROBENZENE ALPHA,ALPHA,ALPHA',ALPHA'-TETRABROMO-P-XYLENE 1,2,3,4-TETRAKIS(BROMOMETHYL)BENZENE 9,10-Bis(bromomethyl)anthracene 4-Bromomethylbenzoic acid 4-BROMOMETHYL BENZOYL BROMIDE 96 Benzyl bromide alpha,alpha'-Dibromo-p-xylene Benzhydrylamine 1,2-Dibromopropane 3,6-BIS(BROMOMETHYL)DURENE HEXAKIS(BROMOMETHYL)BENZENE 1,3-Dibromo-5,5-dimethylhydantoin Benzene, 1,4-bis(bromodiphenylmethyl)- Diethylstilbestrol

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