2580-78-1

Basic information

• Product Name: REACTIVE BLUE 19
• Synonyms: 2-anthracenesulfonicacid,1-amino-9,10-dihydro-9,10-dioxo-4-[[3-[[2-(sulfooxy);anilino)-9,10-dioxo-,hydrogensulfate(ester),disodiumsalt;anilino-9,10-dioxo-,hydrogensulfate(ester),disodiumsalt;C.I.Reactiveblue19;C.I.ReactiveBlue19(61200);c.i.reactiveblue19,disodiumsalt;cavalitebrilliantbluer;CelmazolBrilliantBlueR
• CAS NO: 2580-78-1
• Molecular Formula: C₂₂H₁₆N₂O₁₁S₃*2Na
• Molecular Weight: 626.54
• EINECS: 219-949-9
• Product Categories: Organics
• Mol File: 2580-78-1.mol
• Article Data: 0

Chemical Properties

• Appearance: Dark blue/Crystalline Powder
• Density: 1.74[at 20℃]
• Vapor Pressure: 0Pa at 20℃
• Water Solubility: 220g/L at 20℃
• CAS DataBase Reference: REACTIVE BLUE 19(CAS DataBase Reference)
• NIST Chemistry Reference: REACTIVE BLUE 19(2580-78-1)
• EPA Substance Registry System: REACTIVE BLUE 19(2580-78-1)

Safety Data

• Safety Statements: 24/25
• WGK Germany: 1
• RTECS: CB1050000
• Hazardous Substances Data: 2580-78-1(Hazardous Substances Data)

Usage

Chemical Properties

dark blue crystalline powder

Uses

Different sources of media describe the Uses of 2580-78-1 differently. You can refer to the following data:
1. CI Reactive Blue 19 (CI 61200) is most widely used for dyeing cellulose fibers in exhaustion dyeing, and it gives a brilliant reddish blue shade and excellent lightfastness.
2. Reactive Blue 19 is an organic dye used in the textile industry, and a water pollutant. Decolourization of Reactive Blue 19 is typically achieved via photodegradation with photocatalysts such as bismuth oxo citrate. Dyes and metabolites, Environmental Testing

Preparation

1-Amino-4-bromo-9,10-dioxo-9,10-dihydroanthracene-2-sulfonic acid and 2-(3-Aminophenylsulfonyl)ethyl hydrogen sulfate condensation, refined, and then salting-out.

General Description

Fine blue-black powder.

Air & Water Reactions

Water soluble.

Health Hazard

ACUTE/CHRONIC HAZARDS: When heated to decomposition REACTIVE BLUE 19 emits very toxic fumes of sodium oxide, nitrogen oxides and sulfur oxides.

Fire Hazard

Flash point data for REACTIVE BLUE 19 are not available; however, REACTIVE BLUE 19 is probably combustible.

Flammability and Explosibility

Notclassified

Properties and Applications

bright blue. Blue powder, the strong sulfuric acid solution for red sauce, after diluted navy precipitation; In the nitric acid is yellow, diluted still yellow in color. Water solution is blue, with 1 Moore sodium hydroxide solution colored light unchanged, continue to join insurance powder and warm red brown have precipitation; Add a boric acid sodium into shallow purple. 20 ℃ in the more than 150 g/L solubility. After dyeing color shade of blue for colourful, meet iron and copper ions colored light basic unchanged (level 5). The dye the affine high, the reaction of the high, 1/1 of the depth of the standard for 2 levels of white. Used for cotton, viscose fiber disseminated, roll dye, knot dyeing piled up, Continuous pad?staining Standard Light Fastness Oxygen bleaching Persperation Fastness Soaping Fading Stain Fading Stain Fading Stain ISO 7 4-5 5 4-5(75℃) 5

Standard

Light Fastness

Fading

Stain

ISO

7

InChI:InChI=1/C22H18N2O11S3.2Na/c23-20-17(37(29,30)31)11-16(18-19(20)22(26)15-7-2-1-6-14(15)21(18)25)24-12-4-3-5-13(10-12)36(27,28)9-8-35-38(32,33)34;;/h1-7,10-11,24H,8-9,23H2,(H,29,30,31)(H,32,33,34);;/q;2*+1/p-2

Synthetic route

reactive blue 19 (2580-78-1) + Boc-Lys-OH (13734-28-6) → 1-amino-4-((3-((2-(((5S)-5-((1,1-dimethylethoxy)carbonylamino)-5-carboxypentyl)amino)ethyl)sulfonyl)phenyl)amino)-9,10-dioxo-9,10-dihydro-2-anthracenesulfonic acid sodium salt (638989-54-5)

Conditions	Yield
With sodium hydroxide In water at 90℃; for 6h; pH=4.5;	71%

reactive blue 19 (2580-78-1) → Reactive blue 19 alcohol (15225-09-9)

Conditions	Yield
In water for 3h; Heating; pH 11;

reactive blue 19 (2580-78-1) → Reactive Blue 19 vinyl sulfone

Conditions	Yield
In water for 1h; Ambient temperature; pH 11;
With sodium hydroxide In water at 55 - 60℃; pH=8.5 - 9;
With fatty alcohol-polyoxyethylene ether In aq. buffer at 70℃; for 0.0833333h; pH=10; Kinetics; Reagent/catalyst; Temperature; Concentration;

partially deacetylated chitosan + reactive blue 19 (2580-78-1) → Remazol Brilliant Blue R-labeled chitosan

Conditions	Yield
In water at 60℃; for 0.5h;

reactive blue 19 (2580-78-1) → C34H32N2O13S2 (1393707-17-9)

Conditions	Yield
Multi-step reaction with 2 steps 1: water; sodium hydroxide / 55 - 60 °C / pH 8.5-9 2: sodium carbonate / 1,2-dichloro-benzene; dimethyl sulfoxide / 10 h / 170 - 175 °C View Scheme

reactive blue 19 (2580-78-1) → C27H16N2O14S3(4-)*4Na(1+)

Conditions	Yield
Multi-step reaction with 3 steps 1.1: water; sodium hydroxide / 55 - 60 °C / pH 8.5-9 2.1: sodium carbonate / 1,2-dichloro-benzene; dimethyl sulfoxide / 10 h / 170 - 175 °C 3.1: sulfuric acid / 4 h / 20 - 90 °C 3.2: 2 h / 65 - 70 °C / pH 9 View Scheme

reactive blue 19 (2580-78-1) → C34H23N2O14S3(3-)*3Na(1+)

Conditions	Yield
Multi-step reaction with 4 steps 1.1: water; sodium hydroxide / 55 - 60 °C / pH 8.5-9 2.1: sodium carbonate / 1,2-dichloro-benzene; dimethyl sulfoxide / 10 h / 170 - 175 °C 3.1: sulfuric acid / 4 h / 20 - 90 °C 3.2: 2 h / 65 - 70 °C / pH 9 4.1: sodium hydroxide / water / 9.5 h / 75 - 80 °C / pH 9 View Scheme

reactive blue 19 (2580-78-1) → uniblue A

Conditions	Yield
With water; sodium hydroxide at 55 - 60℃; pH=8.5-9;

reactive blue 19 (2580-78-1) → C34H32N2O16S3

Conditions	Yield
Multi-step reaction with 3 steps 1: sodium hydroxide / water / 55 - 60 °C / pH 8.5 - 9 2: sodium carbonate / 1,2-dichloro-benzene; dimethyl sulfoxide / 10 h / 170 - 175 °C 3: sulfuric acid; sulfur trioxide / 4.5 h / 20 - 90 °C View Scheme

reactive blue 19 (2580-78-1) → C34H23N2O14S3(3-)*3Na(1+)

Conditions	Yield
Multi-step reaction with 5 steps 1.1: sodium hydroxide / water / 55 - 60 °C / pH 8.5 - 9 2.1: sodium carbonate / 1,2-dichloro-benzene; dimethyl sulfoxide / 10 h / 170 - 175 °C 3.1: sulfuric acid; sulfur trioxide / 4.5 h / 20 - 90 °C 4.1: water; sulfuric acid / 2 h / 65 - 70 °C 4.2: pH 9 5.1: water / 9.5 h / 75 - 80 °C / pH 9 5.2: pH 9 View Scheme

reactive blue 19 (2580-78-1) → C35H25N2O14S3(3-)*3Na(1+)

Conditions	Yield
Multi-step reaction with 5 steps 1.1: sodium hydroxide / water / 55 - 60 °C / pH 8.5 - 9 2.1: sodium carbonate / 1,2-dichloro-benzene; dimethyl sulfoxide / 10 h / 170 - 175 °C 3.1: sulfuric acid; sulfur trioxide / 4.5 h / 20 - 90 °C 4.1: water; sulfuric acid / 2 h / 65 - 70 °C 4.2: pH 9 5.1: water / 9.5 h / 75 - 80 °C / pH 9 5.2: pH 9 View Scheme

reactive blue 19 (2580-78-1) → C34H22N3O16S3(3-)*3Na(1+)

Conditions	Yield
Multi-step reaction with 5 steps 1.1: sodium hydroxide / water / 55 - 60 °C / pH 8.5 - 9 2.1: sodium carbonate / 1,2-dichloro-benzene; dimethyl sulfoxide / 10 h / 170 - 175 °C 3.1: sulfuric acid; sulfur trioxide / 4.5 h / 20 - 90 °C 4.1: water; sulfuric acid / 2 h / 65 - 70 °C 4.2: pH 9 5.1: water / 9.5 h / 75 - 80 °C / pH 9 5.2: pH 9 View Scheme

reactive blue 19 (2580-78-1) → C34H31N2O13S2(1-)*Na(1+)

Conditions	Yield
Multi-step reaction with 2 steps 1: sodium hydroxide / water / 55 - 60 °C / pH 8.5 - 9 2: sodium carbonate / 1,2-dichloro-benzene; dimethyl sulfoxide / 10 h / 170 - 175 °C View Scheme

reactive blue 19 (2580-78-1) → C27H16N2O14S3(4-)*4Na(1+)

Conditions	Yield
Multi-step reaction with 4 steps 1.1: sodium hydroxide / water / 55 - 60 °C / pH 8.5 - 9 2.1: sodium carbonate / 1,2-dichloro-benzene; dimethyl sulfoxide / 10 h / 170 - 175 °C 3.1: sulfuric acid; sulfur trioxide / 4.5 h / 20 - 90 °C 4.1: water; sulfuric acid / 2 h / 65 - 70 °C 4.2: pH 9 View Scheme

reactive blue 19 (2580-78-1) → C11H7N2O8S(1-)*Na(1+) + 3-(vinylsulfonyl)aniline (40082-29-9) + Reactive Blue 19 vinyl sulfone

Conditions	Yield
With dihydrogen peroxide; oxygen; titanium(IV) oxide In aq. buffer at 20℃; for 0.5h; pH=10; Kinetics; Mechanism; pH-value; Concentration; Irradiation; Sealed tube; Darkness;

reactive blue 19 (2580-78-1) → 3-aminophthalic acid (5434-20-8) + 1,4-dihydroxy-9,10-anthracenedione (81-64-1) + 1,4-diamino-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid (4095-85-6) + 1-amino-9,10-anthracenedione (82-45-1) + benzene-1,2-dicarboxylic acid (88-99-3)

Conditions	Yield
With chitosan/polyaniline/CdS nanocomposite for 2h; pH=6; Catalytic behavior; Kinetics; pH-value; Irradiation;

Downstream Products

• 638989-54-5 1-amino-4-((3-((2-(((5S)-5-((1,1-dimethylethoxy)carbonylamino)-5-carboxypentyl)amino)ethyl)sulfonyl)phenyl)amino)-9,10-dioxo-9,10-dihydro-2-anthracenesulfonic acid sodium salt 
• 5434-20-8 3-aminophthalic acid 
• 81-64-1 1,4-dihydroxy-9,10-anthracenedione 
• 4095-85-6 1,4-diamino-9,10-dioxo-9,10-dihydro-anthracene-2-sulfonic acid 
• 82-45-1 1-amino-9,10-anthracenedione 
• 88-99-3 benzene-1,2-dicarboxylic acid 
• 40082-29-9 3-(vinylsulfonyl)aniline 
• 34293-80-6 uniblue A 
• 1393707-17-9 C₃₄H₃₂N₂O₁₃S₂ 
• 15225-09-9 Reactive blue 19 alcohol