Reactive Red 141

CAS Number: 144940-93-2

Molecular Formula: C52H26Cl2N14Na8O26S8

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About Reactive Red 141

Reactive Red 141 (CAS 144940-93-2) is a critical double azo reactive dye widely utilized in the high-performance textile sector, where a general industry purity of 98% is the benchmark for ensuring superior color fastness and batch-to-batch consistency. Procion Red HE7B is increasingly integrated into the American API ...

Reactive Red 141 Specifications

CAS Number

144940-93-2

Molecular Formula

C52H26Cl2N14Na8O26S8

Molecular Weight

1774.15 g/mol

IUPAC Name

octasodium 2,2'-[1,4-phenylenebis[imino(6-chloro-1,3,5-triazine-4,2-diyl)imino(1-hydroxy-3,6-disulfonatonaphthalene-2,8-diyl)azo]]bisnaphthalene-1,5-disulfonate

Canonical SMILES

[O-]S(=O)(=O)C1=CC=CC=C1N=NC2=C(O)C3=C(NC4=NC(Cl)=NC(NC5=CC=C(NC6=NC(Cl)=NC(NC7=C8C(O)=C(N=NC9=CC=CC=C9S(=O)(=O)[O-])C(S(=O)(=O)[O-])=CC8=CC(S(=O)(=O)[O-])=C7)=N6)C=C5)=N4)C(S(=O)(=O)[O-])=CC=C3C=C2S(=O)(=O)[O-].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+].[Na+]

InChI Key

TZHVYFBSLOMRCU-YFKPBYRVSA-N

InChI

InChI=1S/C52H34Cl2N14O26S8.8Na/c53-49-59-51(55-25-5-1-2-6-26(25)83(67,68)69)61-50(60-49)57-23-11-21(81(61,62)63)9-19-17(23)31(41(75)35(19)56-56-33-15-29(85(73,74)75)13-27-7-3-4-8-28(27)33)58-52-64-47(54)66-48(65-52)37-14-30(86(76,77)78)16-34-36(30)42(76)32(18-20(34)10-22(12-24(37)58)82(64,65)66)57-57-38-20-22(84(70,71)72)12-24-38;;;;;;;;/h1-16,41-42,75-76H,(H,67,68,69)(H,70,71,72)(H,73,74,75)(H,76,77,78)(H,79,80,81)(H,82,83,84)(H2,55,59,60,61)(H2,57,58,62,63,64,65,66);;;;;;;;/q;8*+1/p-8

MDL Number

MFCD00147492

HSN No

32041630

CAS Number

144940-93-2

Molecular Formula

C52H26Cl2N14Na8O26S8

Molecular Weight

1774.15 g/mol

IUPAC Name

octasodium 2,2'-[1,4-phenylenebis[imino(6-chloro-1,3,5-triazine-4,2-diyl)imino(1-hydroxy-3,6-disulfonatonaphthalene-2,8-diyl)azo]]bisnaphthalene-1,5-disulfonate

Canonical SMILES

InChI Key

TZHVYFBSLOMRCU-YFKPBYRVSA-N

InChI

MDL Number

MFCD00147492

HSN No

32041630

Molecular Weight

1774.15 g/mol

Melting Point

Average mass

1774.19 g/mol

Monoisotopic mass

1772.84655 Da

Molar mass

1774.15 g/mol

Precautionary Statement Codes

P261, P272, P280, P302+P352, P321, P333+P313, P362+P364, and P501

Hazard Classes and Categories

Skin Sens. 1 (100%)

Textile Industry

Reactive Red 141 is a bifunctional diazo reactive dye widely used for coloring cotton, viscose, and synthetic fibers, providing deep shades with high wash fastness and resistance to domestic washing

Organic Synthesis

The compound acts as a functional raw material and intermediate in the production of fine chemicals and specialized colorants

Biochemical Research

It is utilized as a model substrate in laboratory studies to investigate microbial decolorization, enzymatic degradation pathways, and the development of wastewater treatment technologies.