What is the 4-Chlorophthalic anhydride?

4-Chlorophthalic anhydride is white crystal powder, while it's Molecular Formula is C8H3ClO3. white crystal powder 4-chlorophthalic anhydride is an important monomer synthesis of polyimide and polyimide is considered to be the highest tolerance has been industrialized in the polymer and the shape and chemical stability of other materials can not like the outburst strength, wear resistance and extreme temperatures, excellent, has been widely used in aviation, aerospace, microelectronics and atom to the field of high technology. 4- of 4-chlorophthalic anhydride is mainly used in the synthesis of diphenyl ether dianhydride anhydride, two single and two double ether, thioether dianhydride anhydride two, two, and two amine polymerization ring was a series of polyimide engineering plastic with excellent performance. 4- of 4-chlorophthalic anhydride is not only the ideal raw material for the synthesis of various intermediates of polyimide, and can be used as a drug or pesticide.

What is the CAS number for 4-Chlorophthalic anhydride?

The CAS number of 4-Chlorophthalic anhydride is 118-45-6.

What is 4-Chlorophthalic anhydride (118-45-6) used for?

4-Chlorophthalic anhydride is an organic compound that serves as a crucial monomer in the synthesis of polyimide. It is known for its exceptional tolerance, shape, and chemical stability, making it a valuable material in various industries.InChI:InChI=1/C8H3ClO3/c9-4-1-2-5-6(3-4)8(11)12-7(5)10/h1-3H

What is the 4-Chlorophthalic anhydride?

4-Chlorophthalic anhydride is white crystal powder, while it's Molecular Formula is C8H3ClO3. white crystal powder 4-chlorophthalic anhydride is an important monomer synthesis of polyimide and polyimide is considered to be the highest tolerance has been industrialized in the polymer and the shape and chemical stability of other materials can not like the outburst strength, wear resistance and extreme temperatures, excellent, has been widely used in aviation, aerospace, microelectronics and atom to the field of high technology. 4- of 4-chlorophthalic anhydride is mainly used in the synthesis of diphenyl ether dianhydride anhydride, two single and two double ether, thioether dianhydride anhydride two, two, and two amine polymerization ring was a series of polyimide engineering plastic with excellent performance. 4- of 4-chlorophthalic anhydride is not only the ideal raw material for the synthesis of various intermediates of polyimide, and can be used as a drug or pesticide.

What is the CAS number for 4-Chlorophthalic anhydride?

The CAS number of 4-Chlorophthalic anhydride is 118-45-6.

What is 4-Chlorophthalic anhydride (118-45-6) used for?

4-Chlorophthalic anhydride is an organic compound that serves as a crucial monomer in the synthesis of polyimide. It is known for its exceptional tolerance, shape, and chemical stability, making it a valuable material in various industries.InChI:InChI=1/C8H3ClO3/c9-4-1-2-5-6(3-4)8(11)12-7(5)10/h1-3H

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118-45-6

Product Name：4-chlorophthalic anhydride
Molecular Formula：C₈H₃ClO₃
Purity：99%
Molecular Weight：182.563

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Product Details;

CasNo： 118-45-6

Molecular Formula： C₈H₃ClO₃

Appearance： white crystal powder

High Quality Chinese Manufacturer supply 118-45-6 4-chlorophthalic anhydride

Molecular Formula:C8H3ClO3
Molecular Weight:182.563
Appearance/Colour:white crystal powder
Vapor Pressure:0.00116mmHg at 25°C
Melting Point:96 °C
Refractive Index:1.626
Boiling Point:299.8 °C at 760 mmHg
Flash Point:142.4 °C
PSA：43.37000
Density:1.594 g/cm³
LogP:1.65060

4-Chlorophthalic anhydride(Cas 118-45-6) Usage

Synthesis Reference(s)

Tetrahedron Letters, 23, p. 371, 1982 DOI: 10.1016/S0040-4039(00)86833-1

InChI:InChI=1/C8H3ClO3/c9-4-1-2-5-6(3-4)8(11)12-7(5)10/h1-3H

118-45-6 Relevant articles

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Weiler-Feilchenfeld,H.,Solomonovici,A.

, p. 869 - 871 (1971)

-

Zweig,Epstein

, p. 3690,3692 (1978)

Preparation method, preparation device and intermediate of 4 -chlorophthalic anhydride

-

Paragraph 0084; 0100-0108; 0115-0117; 0124-0126; 0133; ..., (2021/10/27)

The invention discloses a preparation me...

A double-(mild imide) preparation method (by machine translation)

-

Paragraph 0041; 0042, (2018/07/07)

The invention relates to a double-(mild ...

Pd-Catalyzed Decarbonylative Cross-Couplings of Aroyl Chlorides

Malapit, Christian A.,Ichiishi, Naoko,Sanford, Melanie S.

supporting information, p. 4142 - 4145 (2017/08/15)

This report describes a method for Pd-ca...

PROCESS FOR THE PREPARATION OF ORGANIC HALIDES

-

Paragraph 00146, (2017/08/01)

The present invention provides a halo-de...

118-45-6 Process route

: 615-60-1
4-chloro-1,2-dimethylbenzene

: 118-45-6
4-chlorophthalic anhydride

: 89-20-3
4-chlorophthalic acid

Conditions

Conditions	Yield
With hydrogenchloride; potassium permanganate; In water; acetic anhydride;
With hydrogenchloride; potassium permanganate; In water; acetic anhydride;

: 85-44-9
phthalic anhydride

: 118-45-6
4-chlorophthalic anhydride

: 117-21-5
3-chlorophthalic anhydride

: 942-06-3
4,5-dichlorophthalic anhydride

: 51971-64-3
4,6-dichloroisobenzofuran-1,3-diketone

Conditions

Conditions	Yield
With chlorine; at 390 ℃; Product distribution; var. temp, var. conc. of Cl₂;
With chlorine; at 420 ℃; Yield given. Yields of byproduct given. Title compound not separated from byproducts;
With chlorine; at 390 ℃; Yield given. Yields of byproduct given. Title compound not separated from byproducts;