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J acid (JA)

J acid (JA)

CAS Number: 87-02-5

Molecular Formula: C10H9NO4S

About J acid (JA)

2-Amino-5-naphthol-7-sulfonic acid CAS 87-02-5 serves as a vital component in the high purity fine chemicals sector, predominantly utilized in the synthesis of complex azo dyes and as a specialized coupling agent for pharmaceutical applications. 7-Amino-4-hydroxy-2-naphthalenesulfonic acid represents a cornerstone for ...

J acid (JA) Specifications

CAS Number
87-02-5
Molecular Formula
C10H9NO4S
Molecular Weight
239.25 g/mol
IUPAC Name
7-amino-4-hydroxynaphthalene-2-sulfonic acid
Canonical SMILES
C1=CC2=C(C=C(C=C2C=C1N)S(=O)(=O)O)O
InChI Key
KYARBIJYVGJZLB-UHFFFAOYSA-N
Molecular Weight
239.25 g/mol

Dye Intermediate

A large and important intermediate in the dyestuff industry used for the production of various substantive, matching, and reactive dyes such as direct copper blue 151, direct scarlet 23, and reactive brown K3R

Organic Synthesis Building Block

A functionalized naphthalene derivative used as a precursor for the synthesis of complex industrially significant compounds, including azo dyes, pharmaceuticals, and agrochemicals

Research and Development Reagent

A specialized chemical used in academic and industrial research for laboratory-scale synthesis and chemical analysis.

J acid (JA) FAQs

Minimum Order Quantity

25 kg (pilot) · 1 MT (commercial)

Lead Time

3 – 5 weeks ex-works

Incoterms

FOB · CIF

Packaging

20 L pails, 200 L HDPE drums, 1000 L IBC

Regional Availability

India · EU · Middle East · Southeast Asia

Documentation

SDS · COA · TDS available on request

Compliance & Quality

REACH registered*

GHS/SDS available

ISO 9001:2015 site*

RoHS compliant*

Global sourcing network

Consistent quality & reliability

End-to-end technical support

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