1,4,5,8-naphthalenetetracarboxylic acid cas 128-97-2

Chemical Name:1,4,5,8-Naphthalenetetracarboxylic acid
CAS No.:128-97-2
Molecular Formula: C14H8O8
Molecular Weight:304.21
Appearance:Light yellow powder

Description

1,4,5,8-Naphthalenetetracarboxylic acidDetails
Chemical Name:1,4,5,8-Naphthalenetetracarboxylic acid
CAS No.:128-97-2
Molecular Formula: C14H8O8
Molecular Weight:304.21
MolecularStructure:
Appearance:Light yellow powder
1,4,5,8-Naphthalenetetracarboxylic acidTypical Properties

Appearance
Light yellow powder

Assay
≧98%

Water content
≦0.5%

Ash
≦0.5%

1,4,5,8-Naphthalenetetracarboxylic acidUsage
1. 1,4,5,8-naphthalenetetracarboxylic acid is mainly used for the production of reduced brilliant orange GR (reduced jujube 2R), reduced red GG, reduced brown B, reduced brown 5R and other vat dyes and degradable dyes.
2. 1,4,5,8-naphthalenetetracarboxylic acid can also be used to produce novel polyimides, TNM polyimides and TNM polymers with good insulation and resistance to radioactivity and high temperature (above 400 degrees Celsius).
1,4,5,8-Naphthalenetetracarboxylic acidPackaging and Shipping
Packing: 25kg/drum
1,4,5,8-Naphthalenetetracarboxylic acidStorage
Stored in cool dry ventilated place away from fire, heat, light, acids and food materials

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