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Terephthaloyl chloride, 99%, Thermo Scientific Chemicals

$84.79 - $239.96

Chemical Identifiers

CAS 100-20-9
Molecular Formula C8H4Cl2O2
Molecular Weight (g/mol) 203.02
MDL Number MFCD00000693
InChI Key LXEJRKJRKIFVNY-UHFFFAOYSA-N
Synonym terephthaloyl chloride, terephthaloyl dichloride, 1,4-benzenedicarbonyl dichloride, terephthalic acid dichloride, terephthalic dichloride, p-phthaloyl chloride, terephthalic acid chloride, p-phthalyl dichloride, p-phthaloyl dichloride, terephthalyl dichloride
PubChem CID 7488
IUPAC Name benzene-1,4-dicarbonyl chloride
SMILES ClC(=O)C1=CC=C(C=C1)C(Cl)=O
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Products 2
Catalog Number Mfr. No. Quantity Price Quantity  
Catalog Number Mfr. No. Quantity Price Quantity  
AAA1122430
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Thermo Scientific Chemicals
A1122430
250 g
Each for $84.79
 
AAA112240B
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Thermo Scientific Chemicals
A112240B
1000 g
Each for $239.96
 
Description

Description

Terephthaloyl chloride acts as a monomer with p-phenylenediamine used in the preparation of polymer viz. poly paraphenylene terephthalamide. It is an active component in performance polymers and aramid fibers, which gives flame resistance, chemical resistance, temperature stability, light weight, and very high strength. It is also used as an effective water scavenger, utilized to stabilize isocyanates and urethane prepolymers. Further, it is used in the preparation of liquid crystalline thermosets by thermal cyclotrimerization of dicyanate compounds of ring substituted bis(4-hydroxyphenyl) terepthalates. In addition to this, it is involved in the condensation reaction with difunctional alfa, μ-diaminopolystyrene to get chain-extended polystyrene containing amide bonds along the polymer backbone.

This Thermo Scientific Chemicals brand product was originally part of the Alfa Aesar product portfolio. Some documentation and label information may refer to the legacy brand. The original Alfa Aesar product / item code or SKU reference has not changed as a part of the brand transition to Thermo Scientific Chemicals.

Applications
Terephthaloyl chloride acts as a monomer with p-phenylenediamine used in the preparation of polymer viz. poly paraphenylene terephthalamide. It is an active component in performance polymers and aramid fibers, which gives flame resistance, chemical resistance, temperature stability, light weight, and very high strength. It is also used as an effective water scavenger, utilized to stabilize isocyanates and urethane prepolymers. Further, it is used in the preparation of liquid crystalline thermosets by thermal cyclotrimerization of dicyanate compounds of ring substituted bis(4-hydroxyphenyl) terepthalates. In addition to this, it is involved in the condensation reaction with difunctional alfa, µ-diaminopolystyrene to get chain-extended polystyrene containing amide bonds along the polymer backbone.

Solubility
Soluble in ethanol, ether and other common organic solvents.

Notes
Incompatible with alcohols, oxidizing agents, water and strong bases.
Specifications

Chemical Identifiers

100-20-9
203.02
LXEJRKJRKIFVNY-UHFFFAOYSA-N
7488
ClC(=O)C1=CC=C(C=C1)C(Cl)=O
C8H4Cl2O2
MFCD00000693
terephthaloyl chloride, terephthaloyl dichloride, 1,4-benzenedicarbonyl dichloride, terephthalic acid dichloride, terephthalic dichloride, p-phthaloyl chloride, terephthalic acid chloride, p-phthalyl dichloride, p-phthaloyl dichloride, terephthalyl dichloride
benzene-1,4-dicarbonyl chloride

Specifications

100-20-9
265°C
C8H4Cl2O2
250 g
607796
terephthaloyl chloride, terephthaloyl dichloride, 1,4-benzenedicarbonyl dichloride, terephthalic acid dichloride, terephthalic dichloride, p-phthaloyl chloride, terephthalic acid chloride, p-phthalyl dichloride, p-phthaloyl dichloride, terephthalyl dichloride
LXEJRKJRKIFVNY-UHFFFAOYSA-N
benzene-1,4-dicarbonyl chloride
7488
99%
79°C to 83°C
180°C (356°F)
MFCD00000693
UN2928
Moisture sensitive
Soluble in ethanol,ether and other common organic solvents.
ClC(=O)C1=CC=C(C=C1)C(Cl)=O
203.02
203.02
Terephthaloyl chloride
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Safety and Handling

Safety and Handling

GHS H Statement
H331-H314-H318
Toxic if inhaled.
Causes severe skin burns and eye damage.
Causes serious eye damage.

P260-P264b-P271-P280-P301+P330+P331-P303+P361+P353-P304+P340-P305+P351+P338-P310-P363-P501c

H314-H331-H335

DOTInformation : Hazard Class: 8; Packaging Group: I

EINECSNumber : 202-829-5

RTECSNumber : WZ1797000

TSCA : Yes

Recommended Storage : Ambient temperatures; Store under Argon

SDS
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RUO – Research Use Only