Alpha, Alpha′ -Dichloro-P-Xylene; 1, 4-Bis (chloromethyl) -Benzene; CAS 623-25-6

• Customization: Available
• CAS No.: 623-25-6
• Formula: C8h8cl2
• EINECS: 210-782-7
• Appearance: Crystal
• Type: Pharmaceutical Intermediates
• Quality: Refined
• Colour: White
• Samples: Available
• Purity: 99%
• Certificates: ISO9001/SGS
• Package: 1kg/5kg/10kg/25kg
• Stocks: in Stock
• Lead Time: 5-7 Working Days
• Shelf Life: 2-3 Years
• Site Audit: Available
• Transport: Air/Express/Sea
• MOQ: 10g
• Transport Package: Drum/Bottle/Bags
• Trademark: Yunbang
• Origin: China

Product Description

alpha,alpha′-Dichloro-p-xylene;1,4-Bis(chloromethyl)-benzene;CAS 623-25-6
 

 

 

alpha,alpha'-Dichloro-p-xylene Chemical Properties

Melting point	98-101 °C(lit.)
Boiling point	254 °C(lit.)
density	1,417 g/cm^3
refractive index	1.5544 (estimate)
Fp	254°C
storage temp.	Inert atmosphere,Room Temperature
solubility	methano l: 50 mg/mL, clear
form	Crystalline Solid
color	White to light yellow
Water Solubility	hydrolysis
BRN	774706
CAS DataBase Reference	623-25-6(CAS DataBase Reference)
NIST Chemistry Reference	Benzene, 1,4-bis(chloromethyl)-(623-25-6)
EPA Substance Registry System	Benzene, 1,4-bis(chloromethyl)- (623-25-6)

Safety Information

Hazard Codes	Xn,Xi,T+,C
Risk Statements	22-36/38-36/37/38-26-50/53-34-36
Safety Statements	26-36/37-45-36/37/39-28A-27
RIDADR	3261
WGK Germany	3
RTECS	ZE4100000
F	9-19-21
Hazard Note	Irritant
TSCA	Yes
HazardClass	6.1
PackingGroup	II
HS Code	29036990

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

Chemical Properties	white to light yellow crystal powde
Uses	α,α′-Dichloro-p-xylene is a monomer used in preparation of poly(p-phenylene vinylene(PPV) nanotubes and nanorods by chemical vapor deposition (CVD) polymerization method 1 . α,α′-Dichloro-p-xylene was used in a study to investigate the effect of CVD monomer selection and reaction conditions on the resulting PPV polymer layer composition and luminescence properties 2 .
Purification Methods	Crystallise the xylene from *benzene and dry it under vacuum. [Beilstein 5 IV 967.]

Company Informations:

Hunan Yunbang Pharmaceutical Co., Ltd. (Yunbangpharm) located in Changsha High-tech Industrial Park, Hunan. It is a high-tech enterprise specializing in the research and development, production and sales of Pharmaceutical raw materials, Pharmaceutical intermediates(API) and Fine chemicals. Based in China, Yunbangpharm has been providing suitable solutions for many domestic,foreign pharmaceutical companies and traders. Excellent quality, good reputation and authentic price have won the praise of the majority of customers.
The company adheres to the corporate tenet of "We do not produce medicines, but help pharmaceutical companies make good medicines".

We can provide customers with customized processing, research and development services;
We can develop high-end Pharmaceutical and chemical products with high technical difficulties,high barriers and unique production processes;
We can provide 100 grams Grade, kilograms, and hundred kilograms of raw material pharmaceutical intermediates and other products.
We can perform -100°C to 300°C reaction.

R&D strength is the company's core competitiveness.Yunbangpharm has maintains a good cooperation relationship with many Universities and Research institutes locally, which can quickly transform R&D results into industrial production.

Our goal : To achieve the integrated upgrade of Pharmaceutical intermediates, raw materials and high-end chemical products, adhere to "serving pharmaceutical companies, creating our brands" to provide customers with high-quality and low-cost pharmaceutical and chemical products, realizing Win-win cooperation and common development.