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ChemicalBook--->CAS DataBase List--->623-25-6

623-25-6

623-25-6 Structure

623-25-6 Structure
IdentificationMore
[Name]

alpha,alpha'-Dichloro-p-xylene
[CAS]

623-25-6
[Synonyms]

1,4-BIS-(CHLORMETHYL)-BENZENE
1,4-BIS(CHLOROMETHYL)BENZENE
1,4-DI(CHLOROMETHYL)BENZENE
A,A'-DICHLORO-P-XYLENE
A,A-DICHLORO-P-XYLENE
ALPHA,ALPHA'-DICHLORO-4-XYLENE
ALPHA,ALPHA'-DICHLORO-P-XYLENE
ALPHA,ALPHA-DICHLORO-P-XYLENE
CHLORO-(P-CHLOROMETHYL)PHENYLMETHANE
DICHLORO(ALPHA, ALPHA'-)-P-XYLENE
DICHLORO-P-XYLENE
PXCL2
P-XYLENE DICHLORIDE
P-XYLYLENE CHLORIDE
P-XYLYLENE DICHLORIDE
XYLENEDICHLORIDE-P
1,4-bis(chloromethyl)-benzen
alpha,alpha’-dichloro-p-xylen
Benzene, p-bis(chloromethyl)-
Benzene,1,4-bis(chloromethyl)-
[EINECS(EC#)]

210-782-7
[Molecular Formula]

C8H8Cl2
[MDL Number]

MFCD00000920
[Molecular Weight]

175.06
[MOL File]

623-25-6.mol
Chemical PropertiesBack Directory
[Appearance]

white to light yellow crystal powde
[Melting point ]

98-101 °C(lit.)
[Boiling point ]

254 °C(lit.)
[density ]

1,417 g/cm3
[vapor pressure ]

0.541Pa at 25℃
[refractive index ]

1.5544 (estimate)
[Fp ]

254°C
[storage temp. ]

2-8°C
[solubility ]

methanol: 50 mg/mL, clear
[form ]

Crystalline Solid
[color ]

White to light yellow
[Water Solubility ]

hydrolysis
[BRN ]

774706
[LogP]

3 at 25℃
[CAS DataBase Reference]

623-25-6(CAS DataBase Reference)
[NIST Chemistry Reference]

Benzene, 1,4-bis(chloromethyl)-(623-25-6)
[EPA Substance Registry System]

623-25-6(EPA Substance)
Safety DataBack Directory
[Hazard Codes ]

Xn,Xi,T+,C
[Risk Statements ]

R22:Harmful if swallowed.
R36/38:Irritating to eyes and skin .
R36/37/38:Irritating to eyes, respiratory system and skin .
R26:Very Toxic by inhalation.
R50/53:Very Toxic to aquatic organisms, may cause long-term adverse effects in the aquatic environment .
R34:Causes burns.
R36:Irritating to the eyes.
[Safety Statements ]

S26:In case of contact with eyes, rinse immediately with plenty of water and seek medical advice .
S36/37:Wear suitable protective clothing and gloves .
S45:In case of accident or if you feel unwell, seek medical advice immediately (show label where possible) .
S36/37/39:Wear suitable protective clothing, gloves and eye/face protection .
S27:Take off immediately all contaminated clothing .
[RIDADR ]

3261
[WGK Germany ]

3
[RTECS ]

ZE4100000
[F ]

9-19-21
[Hazard Note ]

Irritant
[TSCA ]

Yes
[HazardClass ]

6.1
[PackingGroup ]

II
[HS Code ]

29036990
Raw materials And Preparation ProductsBack Directory
[Raw materials]

P-XYLENE
[Preparation Products]

1,4-Benzenedimethanol-->Benzene, 1,1'-methylenebis[4-(chloromethyl)--->Dimethyl 2,2'-(1,4-phenylene)diacetate-->1,4-Bis(imidazole-l-ylmethyl)benzene-->1,4-BENZENEDIMETHANETHIOL-->1,4-Phenylenediacetonitrile-->1H-Imidazole, 1,1'-[1,4-phenylenebis(methylene)]bis[2-methyl--->Diethyl (4-chloromethyl)benzylphosphonate, 95 %
Material Safety Data Sheet(MSDS)Back Directory
[msds information]

alpha,alpha'-Dichloro-p-xylene(623-25-6).msds
Hazard InformationBack Directory
[Chemical Properties]

white to light yellow crystal powde
[Uses]

p-Xylylene dichloride is a monomer used in preparation of poly(p-phenylene vinylene(PPV) nanotubes and nanorods by chemical vapor deposition (CVD) polymerization method. It 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.
[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 .
[General Description]

α,α′-Dichloro-p-xylene undergoes phase transfer catalysed polycondensation with t-butylcyanoacetate to form carbon-carbon chain polymer.
[Flammability and Explosibility]

Notclassified
[Purification Methods]

Crystallise the xylene from *benzene and dry it under vacuum. [Beilstein 5 IV 967.]
Spectrum DetailBack Directory
[Spectrum Detail]

alpha,alpha'-Dichloro-p-xylene(623-25-6)MS
alpha,alpha'-Dichloro-p-xylene(623-25-6)1HNMR
alpha,alpha'-Dichloro-p-xylene(623-25-6)13CNMR
alpha,alpha'-Dichloro-p-xylene(623-25-6)IR1
alpha,alpha'-Dichloro-p-xylene(623-25-6)IR2
alpha,alpha'-Dichloro-p-xylene(623-25-6)Raman
Well-known Reagent Company Product InformationBack Directory
[Acros Organics]

[Alfa Aesar]

p-Xylylene dichloride, 98%(623-25-6)
[Sigma Aldrich]

623-25-6(sigmaaldrich)
[TCI AMERICA]

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