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7-Amino-1,3-naphthalenedisulfonic acid

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Name

7-Amino-1,3-naphthalenedisulfonic acid

EINECS 201-689-2
CAS No. 86-65-7 Density 1.769 g/cm3
PSA 151.52000 LogP 3.65820
Solubility soluble in water Melting Point 300 °C
Formula C10H9NO6S2 Boiling Point 569oC
Molecular Weight 303.317 Flash Point N/A
Transport Information N/A Appearance off-white to beige-green to light brown
Safety 26-28A Risk Codes 34
Molecular Structure Molecular Structure of 86-65-7 (7-Amino-1,3-naphthalenedisulfonic acid) Hazard Symbols CorrosiveC
Synonyms

2-Amino-6,8-disulfonaphthalene;2-Aminonaphthalene-6,8-disulfonic acid;2-Naphthylamine-6,8-disulfonic acid;6,8-Disulfo-2-aminonaphthalene;Amido-G-Acid;Amino-G acid;NSC 4013;b-Naphthylamine-6,8-disulfonic acid;

Article Data 21

7-Amino-1,3-naphthalenedisulfonic acid Synthetic route

118-32-1

2-naphthol-6,8-disulfonic acid

86-65-7

2-aminonaphthalene-6,8-disulfonate

Conditions
ConditionsYield
With ammonium hydrogen sulfite; potassium chloride; ammonia In water at 130℃;75%
With ammonium sulfite; ammonia at 100℃;
86-60-2

7-aminonaphthalene-1-sulfonic acid

86-65-7

2-aminonaphthalene-6,8-disulfonate

Conditions
ConditionsYield
With sulfuric acid
93-00-5

Bronner acid

A

6838-02-4

2-amino-naphthalene-1,6-disulfonic acid

B

86-65-7

2-aminonaphthalene-6,8-disulfonate

Conditions
ConditionsYield
With sulfuric acid
7664-93-9

sulfuric acid

93-00-5

Bronner acid

A

6838-02-4

2-amino-naphthalene-1,6-disulfonic acid

B

86-65-7

2-aminonaphthalene-6,8-disulfonate

118-32-1

2-naphthol-6,8-disulfonic acid

7664-41-7

ammonia

86-65-7

2-aminonaphthalene-6,8-disulfonate

Conditions
ConditionsYield
at 200 - 250℃; das Alkalisalz reagiert;
118-32-1

2-naphthol-6,8-disulfonic acid

7664-41-7

ammonia

ammonium sulfite

ammonium sulfite

86-65-7

2-aminonaphthalene-6,8-disulfonate

91-59-8

naphthalen-2-ylamine

oleum

oleum

A

118-33-2

6-amino-naphthalene-1,3-disulfonic acid

B

86-65-7

2-aminonaphthalene-6,8-disulfonate

Conditions
ConditionsYield
at 50 - 85℃; Eingiessen in Eiswasser, Filtrieren und Erhitzen des Filtrats zum Sieden;
Giessen in Eiswasser;
alkali salt of/the/ naphthol-(2)-disulfonic acid-(6.8)

alkali salt of/the/ naphthol-(2)-disulfonic acid-(6.8)

86-65-7

2-aminonaphthalene-6,8-disulfonate

Conditions
ConditionsYield
With ammonia at 200 - 250℃;
sulfate β-naphthylamine

sulfate β-naphthylamine

86-65-7

2-aminonaphthalene-6,8-disulfonate

Conditions
ConditionsYield
With sulfuric acid at 110 - 140℃;
With sulfuric acid at 110 - 140℃;
7664-93-9

sulfuric acid

74631-01-9

[2]naphthylamine; sulfate

86-65-7

2-aminonaphthalene-6,8-disulfonate

Conditions
ConditionsYield
at 110 - 140℃;
at 110 - 140℃;

7-Amino-1,3-naphthalenedisulfonic acid Chemical Properties

IUPAC Name: 7-Amino-1,3-naphthalenedisulfonic acid
The MF of 7-Amino-1,3-naphthalenedisulfonic acid (86-65-7) is C10H9NO6S2.

                                 
The MW of 7-Amino-1,3-naphthalenedisulfonic acid (86-65-7) is 303.31.
Synonyms of 7-Amino-1,3-naphthalenedisulfonic acid (86-65-7): 1,3-Naphthalenedisulfonic acid, 7-amino- ; 2-Amino-6,8-disulfonaphthalene ; 2-Aminonaphthalene-6,8-disulfonic acid ; 2-Naphthylamine-6,8-disulfonic acid 
Product Categories: Intermediates of Dyes and Pigments;Aromatic Amines and Nitro Compounds
Form: off-white to beige-green to light brown
Index of Refraction: 1.733  
EINECS: 201-689-2
Density: 1.769 g/ml 
Melting Point: 300 °C
Water Solubility: soluble

7-Amino-1,3-naphthalenedisulfonic acid Uses

   7-Amino-1,3-naphthalenedisulfonic acid (86-65-7) is used for the dye industry.Can produce a variety of acid dyes, food coloring.

7-Amino-1,3-naphthalenedisulfonic acid Consensus Reports

Reported in EPA TSCA Inventory.

7-Amino-1,3-naphthalenedisulfonic acid Safety Profile

Questionable carcinogen with experimental neoplastigenic data. When heated to decomposition it emits toxic fumes of NOx and SOx.
Safety information of 7-Amino-1,3-naphthalenedisulfonic acid (86-65-7):
Hazard Codes  C
Risk Statements 
34  Causes burns
Safety Statements 
26  In case of contact with eyes, rinse immediately with plenty of water and seek medical advice
28  After contact with skin, wash immediately with plenty of ... (to be specified by the manufacturer)
RIDADR  1759
HazardClass  8
PackingGroup  III

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