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
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

Preparation Products

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alpha,alpha'-Dibromo-p-xylene Suppliers

Shanghai Aoyeah Chemical Technology Co., Ltd.
Tel
021-021-64367138 15900495324
Fax
QQ:2504753890
Email
sales@aoyeahchem.com
Country
China
ProdList
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55
Shijiazhuang Outejia Chemical Co. LTD
Tel
0311-87795622
Fax
0311-87709298
Email
sales@adonghui.com
Country
China
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Henan Zhonghui Electronic New Material Co. LTD
Tel
18039397225
Email
448035455@qq.com
Country
China
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Zhengzhou BenHe Chemical Products Co., Ltd.,
Tel
17703858868
Email
1819929654@qq.com
Country
China
ProdList
288
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50
J & K SCIENTIFIC LTD.
Tel
010-82848833 400-666-7788
Fax
86-10-82849933
Email
jkinfo@jkchemical.com
Country
China
ProdList
96815
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Meryer (Shanghai) Chemical Technology Co., Ltd.
Tel
4006608290; 18621169109
Fax
86-21-61259102
Email
market03@meryer.com
Country
China
ProdList
40241
Advantage
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3B Pharmachem (Wuhan) International Co.,Ltd.
Tel
821-50328103-801 18930552037
Fax
86-21-50328109
Email
3bsc@sina.com
Country
China
ProdList
15848
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future industrial shanghai co., ltd
Tel
400-0066400 13621662912
Fax
021-55660885
Email
sales@jonln.com
Country
China
ProdList
1998
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ZHIWE CHEMTECH CO LTD
Tel
021-20221225 13917446399
Fax
QQ:115820162
Email
sales@zhiwe.net
Country
China
ProdList
579
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Alfa Aesar
Tel
400-6106006
Fax
021-67582001/03/05
Email
saleschina@alfa-asia.com
Country
China
ProdList
30132
Advantage
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View Lastest Price from alpha,alpha'-Dibromo-p-xylene manufacturers

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
Zhuozhou Wenxi import and Export Co., Ltd
Product
alpha,alpha"-Dibromo-p-xylene 623-24-5
Price
US $15.00-10.00/KG
Min. Order
1KG
Purity
99%+ HPLC
Supply Ability
Monthly supply of 1 ton
Release date
2021-07-11

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