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4-Chloroaniline-3-sulfonic acid (PCS)

4-Chloroaniline-3-sulfonic acid (PCS)

CAS Number: 88-43-7

Molecular Formula: C6H6ClNO3S

About 4-Chloroaniline-3-sulfonic acid (PCS)

4-Chloroaniline-3-sulfonic acid CAS 88-43-7 serves as a vital component in the API intermediates market, where its specialized sulfonic acid group facilitates the synthesis of complex pharmaceutical molecules requiring precise regioselectivity and high purity fine chemicals. This 2-Amino-5-chlorobenzenesulfonic acid de...

4-Chloroaniline-3-sulfonic acid (PCS) Specifications

CAS Number
88-43-7
Molecular Formula
C6H6ClNO3S
Molecular Weight
207.63 g/mol
IUPAC Name
5-amino-2-chlorobenzenesulfonic acid
Canonical SMILES
Nc1ccc(Cl)c(S(=O)(=O)O)c1
InChI Key
VPXCXBHLKDPWQV-UHFFFAOYSA-N
Molecular Weight
207.63 g/mol

Dye and Pigment Intermediate

A versatile chemical intermediate primarily utilized in the synthesis of specialized colorants such as Pigment Red 58 and various organic pigments for the textile and printing industries

Organic Synthesis Building Block

A functionalized aniline derivative used as a critical starting material in academic and industrial research for the development of complex nitrogen-containing molecules and sulfonated organic compounds

Pesticide Intermediate

A functionalized benzene derivative employed as a precursor in the production of insecticides and agrochemical products.

4-Chloroaniline-3-sulfonic acid (PCS) 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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