CAS 117-55-5

4-Amino-1,5-naphthalenedisulfonic acid

Description:

4-Amino-1,5-naphthalenedisulfonic acid, with the CAS number 117-55-5, is an organic compound characterized by its naphthalene backbone substituted with two sulfonic acid groups and an amino group. This compound appears as a solid, typically in a crystalline form, and is soluble in water due to the presence of the sulfonic acid groups, which enhance its polarity. It is primarily used in the dye industry as an intermediate for the synthesis of azo dyes and other colorants. The presence of the amino group allows for further chemical modifications, making it versatile in various applications. Additionally, 4-amino-1,5-naphthalenedisulfonic acid exhibits properties such as good thermal stability and the ability to form complexes with metal ions, which can be useful in analytical chemistry. Safety data indicates that it should be handled with care, as it may cause irritation upon contact with skin or eyes. Overall, this compound plays a significant role in organic synthesis and industrial applications.

Formula: C₁₀H₉NO₆S₂

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

InChI key: InChIKey=PHZVGKMVVKFBCX-UHFFFAOYSA-N

SMILES: S(=O)(=O)(O)C=1C2=C(C(S(=O)(=O)O)=CC=C2)C(N)=CC1

Synonyms:

• 1-Naphthylamine-4,8-disulfonic acid
• 1,5-Naphthalenedisulfonic acid, 4-amino-
• α-Naphthylamine-4,8-disulfonic acid
• 4-Amino-1,5-naphthalenedisulfonic acid
• Amino-S acid

1,5-Naphthalenedisulfonic acid, 4-amino-

CAS: 117-55-5

Formula: C₁₀H₉NO₆S₂

Molecular weight: 303.3116

Ref: IN-DA000DIL