1,4,5,8-Naphthalenetetracarboxylic dianhydride

1,4,5,8-Naphthalenetetracarboxylic dianhydride (NTP-dianhydride or 1,4,5,8-NTPCA) is a white crystalline solid that has a melting point of 24-25°C, and is highly soluble in organic solvents such as methanol, ethanol, and acetone. It also has a slight odor and can be used as a catalyst in polymerization reactions.

81-30-1

Chemical Name:

1,4,5,8-Naphthalenetetracarboxylic dianhydride

CAS No:

81-30-1

Molecular Fomula:

C14H4O6

Formula Weight:

268.18

Chemical Uses

Description:

1,4,5,8-Naphthalenetetracarboxylic dianhydride (NTCDA) is an important industrial chemical used as an intermediate in the production of high performance polyimides, a type of polymer. NTCDA is highly versatile and can synthesize a wide range of polyimides and other polymers with superior heat, chemical, and electrical resistance.

Uses:

1,4,5,8-Naphthalenetetracarboxylic dianhydride is primarily used as a precursor in the production of polyimides, a type of thermoplastic polymer used in a wide range of industrial and consumer applications. Polyimides are used in producing semiconductor chips, flat panel displays, and other products. 

In addition to its use as a polyimide precursor, 1,4,5,8-Naphthalenetetracarboxylic dianhydride produces lubricants, adhesives, and sealants. It is also used as a curing agent for epoxy resins, as a reactant in synthesizing pharmaceuticals, and as an intermediate in producing other organic compounds.

Chemical Properties

Chemical name:

1,4,5,8-Naphthalenetetracarboxylic dianhydride

Cas No:

81-30-1

Molecular Formula:

C14H4O6

Formula Weight:

268.18 g/mol

EINECS

201-342-5

Melting point

>300 °C (lit.)

Boiling point

371.34°C (rough estimate)

Density

1.5122 (rough estimate)

Refractive index

1.5230 (estimate)

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Tags: ISOCHROMENO[6,5,4-DEF]ISOCHROMENE-1,3,6,8-TETRAONE; ntcda; NTDA; Naphthalenetetracarboxylic dianhydride; 1,4,5,8-Naphthalenetetracarboxylic; NAPHTHALENE-1,4,5,8-TETRACARBOXYLIC DIANHYDRIDE; 1,4,5,8-Naphthalenetetracarboxylic acid dianhydride; 1,4,5,8-Naphthalenetetracarboxylic 1,8:4,5-dianhydride; S1099; nsc84241; naphthalene-1 4 5 8-tetracarboxylic dianhydride; 1 4 5 8-naphthalenetetracarboxylic dianhydride; tetracarboxylic dianhydride; 1 4-dihydronaphthalene

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