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

4-acetamido-5-hydroxynaphthalene-2,7-disulfonic acid Structure
CAS No.
134-34-9
Chemical Name:
4-acetamido-5-hydroxynaphthalene-2,7-disulfonic acid
Synonyms
acetyl H acid;N-Acetyl H Acid;Einecs 205-139-2;16698-16-1 (Di-hydrochloride salt);1-ACETAMIDO-8-NAPHTHOL-3,6-DISULFONIC ACID;1-Acetylamino-8-naphthol-3,6-disulfonic acid;4-acetamido-5-hydroxynaphthalene-2,7-disulfonic acid;4-acetamido-5-hydroxynaphthalene-2,7-disulphonic acid;1-Acetylamino-8-hydroxy-3,6-naphthalenedisulfonic acid;4-(acetylamino)-5-hydroxy-7-naphthalenedisulfonic acid
CBNumber:
CB9874978
Molecular Formula:
C12H11NO8S2
Molecular Weight:
361.35
MOL File:
134-34-9.mol
Modify Date:
2023/11/7 17:02:37
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4-acetamido-5-hydroxynaphthalene-2,7-disulfonic acid 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)

4-acetamido-5-hydroxynaphthalene-2,7-disulfonic acid Chemical Properties,Uses,Production

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

Raw materials

Preparation Products

ACID VIOLET 7 REACTIVE VIOLET 5 trisodium [5-acetamido-4-hydroxy-3-[[2-hydroxy-5-[[2-(sulphooxy)ethyl]sulphonyl]phenyl]azo]naphthalene-2,7-disulphonato(5-)]cuprate(3-) new red ACID RED 1
Tracid Red Bs 5-(Acetylamino)-4-hydroxy-3-[[4-(phenylamino)phenyl]azo]-2,7-naphthalenedisulfonic acid disodium salt disodium 5-(acetylamino)-3-[(dimethylphenyl)azo]-4-hydroxynaphthalene-2,7-disulphonate Mordant Blue 18 ACID VIOLET 7
Mordant Red 51 2,7-Naphthalenedisulfonic acid, 5-(acetylamino)-3-[[4-(4,6-dimethyl-2-benzothiazolyl)-2-methylphenyl]azo]-4-hydroxy-, disodium salt 5-(Acetylamino)-4-hydroxy-3-[(2-hydroxy-5-nitrophenyl)azo]-2,7-naphthalenedisulfonic acid disodium salt 5-[[4-[[4-[[4-[[8-Acetylamino-1-hydroxy-3,6-bis(sodiosulfo)-2-naphthalenyl]azo]-3-ethoxy-7-sodiosulfo-1-naphthalenyl]azo]phenyl]aminocarbonyl]phenyl]azo]-2-hydroxybenzoic acid sodium salt ACID RED 1
Reactive Red 83 tetrasodium 5-(acetylamino)-3-[[4-[[3,5-dimethyl-4-[(8-sulphonato-2-naphthyl)azo]phenyl]azo]-2-ethoxy-6-sulphonato-1-naphthyl]azo]-4-hydroxynaphthalene-2,7-disulphonate PONTACYL CARMINE 2B Reactive Blue 20
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4-acetamido-5-hydroxynaphthalene-2,7-disulfonic acid Suppliers

Global( 27)Suppliers
Supplier Tel Country ProdList Advantage Inquiry
KPCL Industries (part of Benzo Products (I) Pvt Ltd) +91-7948989351 +91-9924992995 Gujarat, India 51 58 Inquiry
Vedant Dyestuffs Intermediates Pvt Ltd 08048372181Ext 800 Mumbai, India 2 58 Inquiry
Mahavir Synthesis Private Limited 08066085958Ext 285 Gujarat, India 15 58 Inquiry
Henan Tianfu Chemical Co.,Ltd. +86-0371-55170693 +86-19937530512 China 21667 55 Inquiry
career henan chemical co +86-0371-86658258 +8613203830695 China 29825 58 Inquiry
Dayang Chem (Hangzhou) Co.,Ltd. 571-88938639 +8617705817739 China 52861 58 Inquiry
GIHI CHEMICALS CO.,LIMITED +8618058761490 China 50000 58 Inquiry
Amadis Chemical Company Limited 571-89925085 China 131980 58 Inquiry
JS (Tianjin) Chemical & Metallurgical Co., Ltd 86-22-23680158 China 1686 43 Inquiry
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd 15229059051 China 9976 58 Inquiry
Supplier Advantage
KPCL Industries (part of Benzo Products (I) Pvt Ltd) 58
Vedant Dyestuffs Intermediates Pvt Ltd 58
Mahavir Synthesis Private Limited 58
Henan Tianfu Chemical Co.,Ltd. 55
career henan chemical co 58
Dayang Chem (Hangzhou) Co.,Ltd. 58
GIHI CHEMICALS CO.,LIMITED 58
Amadis Chemical Company Limited 58
JS (Tianjin) Chemical & Metallurgical Co., Ltd 43
Shaanxi DIDU pharmaceutical and Chemical Co., Ltd 58

134-34-9(4-acetamido-5-hydroxynaphthalene-2,7-disulfonic acid)Related Search:

Carbasalate calcium CADMIUM 2,4-PENTANEDIONATE, HYDRATE 5-ACETAMIDO-3-[4-[3-[4-(2,4-DI-T-PENTYLPHENOXY)BUTYLCARBAMOYL]-4-HYDROXY-1-NAPHTHYLOXY]PHENYLAZO]-4-HYDROXY-2,7-NAPHTHALENEDISULFONIC ACID DISODIUM SALT Diacerein Ethyl 2-(ethoxymethylene)-4,4,4-trifluoroacetoacetate
ACID VIOLET 7 PONTACYL CARMINE 2B REACTIVE VIOLET 5 REACTIVE RED 4 4-acetamido-5-hydroxynaphthalene-2,7-disulfonic acid
ACID RED 1 N-BENZOYL H ACID Acetyl tributyl citrate COPPER(II) TRIFLUOROACETYLACETONATE Levulinic acid
Acetylsalicylic acid ACETYLSALICYLIC ACID METHYL ESTER Ruthenium acetylacetonate
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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 4-(Acetylamino)-5-hydroxynaphthalene-2,7-disulfonic acid 16698-16-1 (Di-hydrochloride salt) 2,7-Naphthalenedisulfonic acid, 4-(acetylamino)-5-hydroxy- Einecs 205-139-2 4-(acetylamino)-5-hydroxy-2,7-naphthalenedisulfonic acid 4-(acetylamino)-5-hydroxy-7-naphthalenedisulfonic acid 7-Naphthalenedisulfonic acid, 4-(acetylamino)-5-hydroxy-2 1-acetylamino-8-hydroxy-naphthalene-3,6-disulfonic acid disodium 4-acetamido-5-hydroxynaphthalene-2,7-disulfonate 134-34-9 C12H11NO8S2 Intermediates of Dyes and Pigments