Product

1,4,5,8-Naphthalenetetracarboxylic acid

CAS No.：128-97-2

Other grades of this product :

1,4,5,8-Naphthalenetetracarboxylic acid Basic information

Product Name:	1,4,5,8-Naphthalenetetracarboxylic acid
Synonyms:	naphthalene-1,4,5,8-tetracarboxylic acid;1,4,5,8-naphthalenetetraformicacid;1,4,5,8-Tetracarboxynaphthalene;1,4,5,8-NAPHTHALENETETRACARBOXYLIC ACID;1,4,5,8-Naphthalenetetracaboxylic Acid;1,4,5,8-NAPHTHALENETETRACARBOXYLIC ACID, 96+%;1,4,5,8-Naphthalenetetracarbonic acid;1,4,5,8-NAPHTHALENETETRACARBOXYLIC ACID HYDRATE 98%
CAS:	128-97-2
MF:	C14H8O8
MW:	304.21
EINECS:	204-924-7
Product Categories:	Intermediates of Dyes and Pigments
Mol File:	128-97-2.mol

1,4,5,8-Naphthalenetetracarboxylic acid Chemical Properties

Melting point	180 °C
Boiling point	405.05°C (rough estimate)
density	1.5387 (rough estimate)
refractive index	1.5500 (estimate)
Water Solubility	Soluble in water
pka	1.03±0.10(Predicted)
form	powder to crystal
color	White to Light yellow to Light orange
CAS DataBase Reference	128-97-2(CAS DataBase Reference)
NIST Chemistry Reference	1,4,5,8-Naphthalenetetracarboxylic acid(128-97-2)
EPA Substance Registry System	1,4,5,8-Naphthalenetetracarboxylic acid (128-97-2)

Safety Information

Hazard Codes	Xi
Risk Statements	36
Safety Statements	26-36
WGK Germany	2
RTECS	QK3690000
HS Code	29173990

MSDS Information

1,4,5,8-Naphthalenetetracarboxylic acid Usage And Synthesis

Chemical Properties	1,4,5,8-Naphthalenetetracarboxylic acid is a white crystals. Insoluble in ethanol, chloroform and benzene. Soluble in acetone aqueous solution.
Uses	1,4,5,8-Naphthalenetetracarboxylic acid is a carboxylic acid organic compound and can be used as an intermediate for dyes, pigments, resins, etc.
Synthesis	1,4,5,8-Naphthalenetetracarboxylic acid is prepared from pyrene by chlorination and oxidation.

1,4,5,8-Naphthalenetetracarboxylic acid Preparation Products And Raw materials

Raw materials	Aluminium chloride hexahydrate-->Malononitrile-->Naphthalene-->Dimethylcarbamoyl chloride-->Acenaphthene-->Sodium oxide
Preparation Products	Vat Orange 7-->Vat Brown 14-->Vat Red 14-->Vat Brown 22

Welcome！

Please leave a message for us or use the following ways to contact us, we will reply to you as soon as possible, and provide you with the most sincere service, thank you.

NO. 18 ,Wujiang Road, Wulidian Street, Jiangbei District, Chongqing
+86-23-6139-8061 +86-13650506873
danny@chemdad.com sales@chemdad.com
www.chemdad.com
WhatsApp +86-13650506873