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Acid Yellow 49

Acid Yellow 49

CAS Number: 12239-15-5

Molecular Formula: C16H13Cl2N5O3S

About Acid Yellow 49

Acid Yellow 49 CAS 12239-15-5 is a prominent monoazo dye utilized extensively in the textile industry for the acid dyeing of wool, silk, and synthetic polyamide fibers, where its high purity fine chemicals profile ensures vibrant and level color distribution. As a leading bulk chemical supplier, we observe a significan...

Acid Yellow 49 Specifications

CAS Number
12239-15-5
Molecular Formula
C16H13Cl2N5O3S
Molecular Weight
426.28 g/mol
IUPAC Name
4-[(5-amino-3-methyl-1-phenylpyrazol-4-yl)diazenyl]-2,5-dichlorobenzenesulfonic acid
Canonical SMILES
C1(S(O)(=O)=O)=CC(Cl)=C(N=NC2=C(N)N(C3=CC=CC=C3)N=C2C)C=C1Cl
InChI Key
QHVBDWZOQBMLLW-UHFFFAOYSA-N
Molecular Weight
426.28 g/mol

Textile Dye

A brilliant yellow azo dye widely utilized for dyeing wool, silk, nylon, and polyamide fibers, known for providing high levelness and vibrant coloration

Paper Colorant

A specialized dye used in the paper industry to enhance the visual appeal of specialty paper products through strong acid resistance and uniform distribution

Leather Dye

A functional coloring agent employed in the leather industry for imparting bright yellow hues to various leather goods

Scientific Research Reagent

A biochemical tool used in laboratory studies to investigate physiological effects, such as oxidative stress and the impact of environmental contaminants on cells

Thermoset and Thermoplastic Additive

A versatile colorant used in the manufacturing of plastic materials to provide consistent and durable yellow shading.

Acid Yellow 49 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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