Direct red 239

Cat. No.: HY-D0539: Data Sheet Handling Instructions Technical Support

Direct red 239 is a good dyeing agent for cotton fabrics.

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Direct red 239 Chemical Structure

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Description	Direct red 239 is a good dyeing agent for cotton fabrics.
Molecular Weight	1060.88
Formula	C₄₁H₂₄N₆Na₄O₁₅S₄
CAS No.	28706-25-4
SMILES	O=C(NC1=CC2=CC(S(=O)(O[Na])=O)=C(N=NC3=CC=C4C=C(S(=O)(O[Na])=O)C=CC4=C3)C(O)=C2C=C1)NC5=CC6=CC(S(=O)(O[Na])=O)=C(N=NC7=CC=C8C=C(S(=O)(O[Na])=O)C=CC8=C7)C(O)=C6C=C5
Shipping	Room temperature in continental US; may vary elsewhere.
Storage	Please store the product under the recommended conditions in the Certificate of Analysis.
Purity & Documentation	Data Sheet (264 KB) Handling Instructions (2659 KB)
References	[1]. Sawada K, Ueda M. Adsorption behavior of direct dye on cotton in non-aqueous media[J]. Dyes and pigments, 2003, 58(1): 37-40.

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The molarity calculator equation

Mass (g) = Concentration (mol/L) × Volume (L) × Molecular Weight (g/mol)

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The dilution calculator equation

Concentration _(start) × Volume _(start) = Concentration _(final) × Volume _(final)

This equation is commonly abbreviated as: C₁V₁ = C₂V₂

Concentration _(start)	×	Volume _(start)	=	Concentration _(final)	×	Volume _(final)
	×		=		×
C1		V1		C2		V2

Keywords:

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Direct red 239

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