4-Amino-5-hydroxy-1,7-naphthalenedisulfonic acid

Basic Information

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CAS Number

130-23-4

Molecular Formula

C10H9NO7S2

Molecular Weight

319.32 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Amines

Fine Chemicals Dyes and Pigments Organic Dyes

Basic Physical Properties

Melting Point

235°C (dec.)

Boiling Point

°Cat760mmHg

Refractive Index

1.764

SMILES

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C1=CC(=C2C=C(C=C(C2=C1N)O)S(=O)(=O)O)S(=O)(=O)O

InChI

InChI=1S/C10H9NO7S2/c11-7-1-2-9(20(16,17)18)6-3-5(19(13,14)15)4-8(12)10(6)7/h1-4,12H,11H2,(H,13,14,15)(H,16,17,18)

InChIKey

ZUQOBHTUMCEQBG-UHFFFAOYSA-N

LogP

0.621

Topological Polar Surface Area

154.98999999999998 Å²

Hydrogen Bond Donor/Acceptor

5 / 8

Complexity

561

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Synonyms & References

English

l,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-
4-Amino-5-hydroxynaphthalene-1,7-disulphonic acid
F87056
1,7-Naphthalenedisulfonic acid, 4-amino-5-hydroxy-
4-amino-5-hydroxynaphthalene-1,7-disulfonic acid
NSC 7110
EINECS 204-982-3
MFCD00035711
NS00021590
1-Amino-8-naphthol-4,6-disulfonic acid
FT-0760180
K acid
ZUQOBHTUMCEQBG-UHFFFAOYSA-N
AI3-50014
BS-42110
4-amino-5-hydroxy-naphthalene-1,7-disulfonic acid
SCHEMBL156092
XG4RHP73ZN
NSC7110
NSC-7110
DTXSID60156279
UNII-XG4RHP73ZN
130-23-4
K-Saure
AKOS015967081
4-amino-5-hydroxy-1,7-naphthalenedisulfonic acid
4-Amino-5-hydroxynaphthalene-1,7-disulfonic acid
1 AMINO 8 HYDROXY 4:6 DISULFONIC ACID
1-amino-8-naphtho-4,6-Disulfonic acid
1-hydroxy-8-aminonaphthalene-3,5-disulphonic acid
4-A

MDL Number

MFCD00035711

Customs Code

2922299090

FAQ

What is 4-Amino-5-hydroxy-1,7-naphthalenedisulfonic acid (CAS: 130-23-4)?

4-Amino-5-hydroxy-1,7-naphthalenedisulfonic acid is a polyfunctional organic compound with the CAS number 130-23-4. It features a naphthalene ring with two sulfonic acid groups, an amino group, and a hydroxyl group. This compound is used in various applications including dyes, pH indicators, and analytical reagents.

What are the main uses of 4-Amino-5-hydroxy-1,7-naphthalenedisulfonic acid (CAS: 130-23-4)?

4-Amino-5-hydroxy-1,7-naphthalenedisulfonic acid is primarily used as a pH indicator, dye precursor, and analytical reagent. It can also be employed in the textile and paper industries for coloring and processing.

Is 4-Amino-5-hydroxy-1,7-naphthalenedisulfonic acid (CAS: 130-23-4) safe?

4-Amino-5-hydroxy-1,7-naphthalenedisulfonic acid is generally considered safe for laboratory use when proper precautions are followed. However, it is important to handle it with care due to its potential skin irritation. Always wear appropriate protective equipment and follow safety guidelines.

How should 4-Amino-5-hydroxy-1,7-naphthalenedisulfonic acid (CAS: 130-23-4) be stored?

4-Amino-5-hydroxy-1,7-naphthalenedisulfonic acid should be stored in a cool, dry place away from direct sunlight and sources of heat. It should be kept in a tightly sealed container to prevent degradation. Avoid exposure to moisture and maintain a temperature range of 0-25°C for optimal stability.