Basic information Safety Supplier Related

4-acetamido-5-hydroxynaphthalene-2,7-disulfonic acid

Basic information Safety Supplier Related

4-acetamido-5-hydroxynaphthalene-2,7-disulfonic acid Basic information

Product Name:
4-acetamido-5-hydroxynaphthalene-2,7-disulfonic acid
Synonyms:
  • 4-acetamido-5-hydroxynaphthalene-2,7-disulfonic acid
  • 4-acetamido-5-hydroxynaphthalene-2,7-disulphonic acid
  • acetyl H acid
  • 1-Acetamido-8-Naphthol-3,6-Disulfonic Acid Mono-Sodium Salt
  • N-Acetyl H Acid
  • 1-ACETAMIDO-8-NAPHTHOL-3,6-DISULFONIC ACID
  • 1-Acetylamino-8-naphthol-3,6-disulfonic acid
  • 1-Acetylamino-8-hydroxy-3,6-naphthalenedisulfonic acid
CAS:
134-34-9
MF:
C12H11NO8S2
MW:
361.35
EINECS:
205-139-2
Product Categories:
  • Intermediates of Dyes and Pigments
Mol File:
134-34-9.mol
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4-acetamido-5-hydroxynaphthalene-2,7-disulfonic acid Chemical Properties

Density 
1.801±0.06 g/cm3(Predicted)
pka
-0.30±0.40(Predicted)
EPA Substance Registry System
4-Acetamido-5-hydroxy-2,7-naphthalenedisulfonic acid (134-34-9)
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4-acetamido-5-hydroxynaphthalene-2,7-disulfonic acid Usage And Synthesis

Chemical Properties

?4-Acetylamino-5-hydroxynaphthalene-2,7- disulfonic acid [134-34-9] , N-acetyl H acid, is produced by reacting H acid in aqueous alkaline solution with acetic anhydride at 70℃ for 1 h, followed by heating at 95 C for 2 h to hydrolyze the O-acetyl derivative (yield 88 %). It is used to produce C.I. Acid Red 1, C.I. Acid Red 35, and C.I. Acid Violet 7.

4-acetamido-5-hydroxynaphthalene-2,7-disulfonic acid Preparation Products And Raw materials

Preparation Products

new redREACTIVE VIOLET 5ACID VIOLET 7trisodium [5-acetamido-4-hydroxy-3-[[2-hydroxy-5-[[2-(sulphooxy)ethyl]sulphonyl]phenyl]azo]naphthalene-2,7-disulphonato(5-)]cuprate(3-) ACID RED 1

4-acetamido-5-hydroxynaphthalene-2,7-disulfonic acidSupplier

Amadis Chemical Company Limited
Tel
571-89925085
Email
sales@amadischem.com
Beijing Minruida Technology Co., Ltd.
Tel
010-82387566 18001021521;
Email
sales@mreda.com.cn
Dayang Chem (Hangzhou) Co.,Ltd.
Tel
571-88938639 +8617705817739
Email
info@dycnchem.com
Hubei Jusheng Technology Co.,Ltd.
Tel
18871490254
Email
linda@hubeijusheng.com
career henan chemical co
Tel
+86-0371-86658258 15093356674;
Email
factory@coreychem.com
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4-acetamido-5-hydroxynaphthalene-2,7-disulfonic acid(134-34-9)Related Product Information