ChemicalBook > CAS DataBase List > alpha,alpha'-Dibromo-p-xylene

alpha,alpha'-Dibromo-p-xylene

Product Name
alpha,alpha'-Dibromo-p-xylene
CAS No.
623-24-5
Chemical Name
alpha,alpha'-Dibromo-p-xylene
Synonyms
1,4-BIS(BROMOMETHYL)BENZENE;P-XYLYLENE DIBROMIDE;α,α′-Dibromo-p-xylene;P-XYLENE DIBROMIDE;1,4-bis(bromomethyl)-benzen;NSC 6226;O-dibroMo-benzyl;AKOS BBS-00000840;P-XYLYLENE BROMIDE;α,α'-Dibromo-p-xyL
CBNumber
CB7235218
Molecular Formula
C8H8Br2
Formula Weight
263.96
MOL File
623-24-5.mol
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alpha,alpha'-Dibromo-p-xylene Property

Melting point:
143-145 °C(lit.)
Boiling point:
245 °C(lit.)
Density 
2.012
refractive index 
1.614
Flash point:
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)
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Safety

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
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Hazard and Precautionary Statements (GHS)

Symbol(GHS)
Signal word
Warning
Hazard statements

H315Causes skin irritation

H319Causes serious eye irritation

H335May cause respiratory irritation

Precautionary statements

P261Avoid breathing dust/fume/gas/mist/vapours/spray.

P264Wash hands thoroughly after handling.

P264Wash skin thouroughly after handling.

P271Use only outdoors or in a well-ventilated area.

P280Wear protective gloves/protective clothing/eye protection/face protection.

P302+P352IF ON SKIN: wash with plenty of soap and water.

P305+P351+P338IF IN EYES: Rinse cautiously with water for several minutes. Remove contact lenses, if present and easy to do. Continuerinsing.

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N-Bromosuccinimide Price

Sigma-Aldrich
Product number
34440
Product name
α,α′-Dibromo-p-xylene
Purity
purum, ≥98.0% (GC)
Packaging
25g
Price
$116
Updated
2024/03/01
Sigma-Aldrich
Product number
34440
Product name
α,α′-Dibromo-p-xylene
Purity
purum, ≥98.0% (GC)
Packaging
100g
Price
$327
Updated
2024/03/01
TCI Chemical
Product number
D0216
Product name
α,α'-Dibromo-p-xylene
Packaging
25G
Price
$97
Updated
2024/03/01
Alfa Aesar
Product number
A13939
Product name
p-Xylylene dibromide, 97%
Packaging
10g
Price
$48.7
Updated
2023/06/20
Alfa Aesar
Product number
A13939
Product name
p-Xylylene dibromide, 97%
Packaging
50g
Price
$208
Updated
2023/06/20
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alpha,alpha'-Dibromo-p-xylene Chemical Properties,Usage,Production

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

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

Preparation Products

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alpha,alpha'-Dibromo-p-xylene Suppliers

Americas 1 Belgium 1 Canada 2 China 269 Europe 3 Germany 5 India 20 Japan 4 Slovakia 1 South Korea 1 Switzerland 3 United Kingdom 19 United States 32 Global 361
Acros Organics
Tel
--
Fax
--
Email
info@acros.com
Country
Belgium
ProdList
6772
Advantage
81
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View Lastest Price from alpha,alpha'-Dibromo-p-xylene manufacturers

R&D Scientific Inc.
Product
p-Xylylene dibromide 623-24-5
Price
US $2200.00/Kg
Min. Order
1Kg
Purity
98
Supply Ability
500 Kg
Release date
2024-05-07
Henan Fengda Chemical Co., Ltd
Product
alpha,alpha'-Dibromo-p-xylene 623-24-5
Price
US $100.00-1.00/KG
Min. Order
1KG
Purity
99%
Supply Ability
g-kg-tons, free sample is available
Release date
2023-12-25
Honest Joy Holdings Limited
Product
P-Xylylene dibromide 623-24-5
Price
US $0.00/KG
Min. Order
1KG
Purity
97.6%
Supply Ability
100 tons
Release date
2022-02-21

623-24-5, alpha,alpha'-Dibromo-p-xyleneRelated Search:

Benzhydrylamine Diethylstilbestrol Decabromodiphenyl Ethane 4-Bromomethylbenzoic acid 1,3-Dibromo-5,5-dimethylhydantoin 1,2-Dibromopropane Benzyl bromide P-XYLENE 2,3,5,6-TETRAFLUORO-P-XYLENE Xylene Benzene 2,2-Bis(bromomethyl)propane-1,3-diol Musk xylene 1,4-BIS(BROMOMETHYL)NAPHTHALENE 4-BROMOMETHYL BENZOYL BROMIDE 96 1,2,4,5-TETRAKIS(BROMOMETHYL)BENZENE poly-p-xylene ALPHA,ALPHA,ALPHA',ALPHA'-TETRABROMO-P-XYLENE

  • 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
  • P-XYLYLENE DIBROMIDE
  • P-XYLIDENE DIBROMIDE
  • P-XYLENE DIBROMIDE
  • OMEGA,OMEGA'-DIBROMO-P-XYLENE
  • LABOTEST-BB LT01772888
  • A,A'-DIBROMO-P-XYLENE
  • ALPHA,ALPHA'-DIBROMO-4-XYLENE
  • ALPHA,ALPHA'-DIBROMO-P-XYLENE
  • alpha,alpha'-DibroMo-p-xylene 97%
  • <i>α</i>,<i>α</i>'-Dibromo-<i>p</i>-xylene
  • ALPHA,ALPHA'-DIBROMO-1,4-XYLENE
  • AKOS BBS-00000840
  • Benzene, 1,4-bis(bromomethyl)-
  • ALPHA,ALPHA'-DIBROM-P-XYLOL
  • p-Xylylenedibromide,97%
  • à,à'-dibromo-p-xylene
  • 1,4-Bis(bromomethyl)benzene, p-Xylylene dibromide
  • P-XYLYENE DIBROMIDE
  • ALPHA,ALPHA''-DIBROMO-P-XYLENE / 1,4-BIS(BROMOMETHYL)-BENZENE
  • 1,4-BIS(BROMOMETHYL)BENZENE
  • 1,4-Xylylene dibromide
  • p-Di(bromomethyl)benzene
  • 1,4-Phenylenebis(bromomethane)
  • alpha,alpha'-Dibromo-p-xylene,97%
  • 4-BroMoMethylbenzyl BroMide
  • NSC 6226
  • p-Xylylene Bromide p-Xylylene Dibromide 1,4-Bis(bromomethyl)benzene
  • p-xylylenen dibromide
  • α,α′-Dibromo-p-xylene ,97%
  • alpha,alpha'-Dibromo
  • |á-|á-Dibromo-P-Xylene
  • alpha,alpha'-Dibromo-p-xylene, p-Xylylene dibromide
  • O-dibroMo-benzyl
  • 1,4-dibenzyl broMide
  • α,α'-Dibromo-p-xyL
  • α,α'-Dibromo-p-xylene &gt
  • α,α'-Dibromo-p-xylene, 97%, reagent grade
  • Plerixafor 1,4-bis(Bromomethyl)benzene
  • α,α′-Dibromo-p-xylene
  • alpha,alpha'-Dibromo-p-xylene ISO 9001：2015 REACH
  • 1,4-bis(Bromomethyl)benzene 1,4-bis(Bromomethyl)benzene
  • Alfa,alfa-Dibromo para Xylene
  • Alfa, Alfa-Dibromo p-Xylene
  • ?,?'-dibromo-p-xylene
  • RSSYY(Perospirone Hydrochloride Hydrate)-3
  • alpha,alpha'-Dibromo-p-dimethylbenzene
  • alpha,alpha'-Dibromo-p-xylene
  • α,α'-Dibromo-p-xylene
  • Methisosildenafil Impurity 54
  • alpha,alpha'-Dibromo