N-Acetyl H Acid

N-Acetyl H Acid

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

CAS: 134-34-9

Molecular Formula: C12H11NO8S2

N-Acetyl H Acid - Names and Identifiers

Name	4-acetamido-5-hydroxynaphthalene-2,7-disulfonic acid
Synonyms	acetyl H acid N-Acetyl H Acid 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 1-Acetamido-8-Naphthol-3,6-Disulfonic Acid Mono-Sodium Salt
CAS	134-34-9
EINECS	205-139-2

N-Acetyl H Acid - Physico-chemical Properties

Molecular Formula	C12H11NO8S2
Molar Mass	361.35
Density	1.801±0.06 g/cm3(Predicted)
pKa	-0.30±0.40(Predicted)
Physical and Chemical Properties	Chemical properties off-white powder.
Use	Use 1. Intermediate of reactive dye Yanzi KN-4R. 2, used as reactive dye intermediates

N-Acetyl H Acid - Upstream Downstream Industry

Downstream Products

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

N-Acetyl H Acid - Production method

Acetyl H acid is obtained by H acidification, and then hydrolyzed to obtain the product.

Last Update：2024-04-10 22:29:15

N-Acetyl H Acid - Nature

EPA chemical information

4-Acetamido-5-hydroxy-2,7-naphthalenedisulfonic acid (134-34-9)

Last Update：2024-04-09 20:52:54

View History

N-Acetyl H Acid
nickel dibromide
77300-48-2

Downstream Products for N-Acetyl H Acid

Tracid Red Bs
5-(Acetylamino)-4-hydroxy-3-[[4-(phenylamino)phenyl]azo]-2,7-naphthalenedisulfonic acid disodium salt
5-(Acetylamino)-4-hydroxy-3-[(2-hydroxy-5-nitrophenyl)azo]-2,7-naphthalenedisulfonic acid disodium salt
ACID RED 1
PONTACYL CARMINE 2B

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