2-Amino-1,5-naphthalenedisulfonic acid

Basic Information

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CAS Number

117-62-4

Molecular Formula

C10H9NO6S2

Molecular Weight

303.32 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

241-249°C

Boiling Point

205.8°C (rough estimate)

Refractive Index

1.7330 (estimate)

SMILES

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C1=CC2=C(C=CC(=C2S(=O)(=O)O)N)C(=C1)S(=O)(=O)O

InChI

InChI=1S/C10H9NO6S2/c11-8-5-4-6-7(10(8)19(15,16)17)2-1-3-9(6)18(12,13)14/h1-5H,11H2,(H,12,13,14)(H,15,16,17)

InChIKey

YAIKCRUPEVOINQ-UHFFFAOYSA-N

LogP

0.9154000000000002

Topological Polar Surface Area

134.76 Å²

Hydrogen Bond Donor/Acceptor

4 / 7

Complexity

531

Safety Information

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GHS Hazard Pictograms

H319

Hazard Statement

H319 Causes serious eye irritation
Serious eye damage/eye irritation

Hazard Class

Class 8 Class 8

Synonyms & References

English

WLN: L66J BSWQ CZ GSWQ
19532-03-7
AI3-52456
NCIOpen2_007981
AKOS015900179
YAIKCRUPEVOINQ-UHFFFAOYSA-N
1F5J76WY2D
AC-13292
W-108560
Q27889955
DTXSID0045040
HMS3089G17
FT-0611253
171570-11-9
Tobias acid, 5-sulfo-
Kyselina sulfo-tobiaova
A23192
EINECS 204-201-6
s10135
SMR001557760
BRN 2888645
Kyselina 2-naftylamin-1,5-disulfonova
2-Amino-1,5-naphthalene disulfonic acid
MFCD00021512
2-Aminonaphthalene-1,5-disulphonic acid
SCHEMBL313372
2-amino-naphthalene-1,5-disulphonic acid
NSC 60279
Kyselina 2-naftylamin-1,5-disulfonova [Czech]
MLS002668008
AMINO-1,5-NAPHTHALENEDISULFONIC ACID, 2-

MDL Number

MFCD00021512

Customs Code

2921499090

FAQ

What is 2-Amino-1,5-naphthalenedisulfonic acid (CAS: 117-62-4)?

2-Amino-1,5-naphthalenedisulfonic acid (CAS: 117-62-4) is a water-soluble organic compound with a molecular formula of C14H10N2O6S2. It is a derivative of naphthalene with two sulfonic acid groups and an amino group, commonly used in analytical chemistry for dyes and reagents.

What are the main uses of 2-Amino-1,5-naphthalenedisulfonic acid (CAS: 117-62-4)?

2-Amino-1,5-naphthalenedisulfonic acid (CAS: 117-62-4) is primarily used in analytical chemistry as a reagent and indicator for titrations. It is also employed in the production of dyes and pigments, and occasionally in the textile and paper industries.

Is 2-Amino-1,5-naphthalenedisulfonic acid (CAS: 117-62-4) safe?

2-Amino-1,5-naphthalenedisulfonic acid (CAS: 117-62-4) is generally considered safe for laboratory use when handled with appropriate precautions. It is important to wear gloves and protective eyewear when using this compound. Avoid skin contact and inhalation. Ensure adequate ventilation during use.

How should 2-Amino-1,5-naphthalenedisulfonic acid (CAS: 117-62-4) be stored?

2-Amino-1,5-naphthalenedisulfonic acid (CAS: 117-62-4) should be stored in a cool, dry place away from direct sunlight and heat sources. Keep the container tightly closed to prevent moisture absorption. Store in a well-ventilated area and avoid contact with incompatible materials such as strong acids and bases.