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Carmine Red

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Identification
Molecular formula
C32H20N4Na4O14S4
CAS number
2611-82-7
IUPAC name
tetrasodium;4-amino-6-[4-[4-[(8-amino-1-hydroxy-5,7-disulfonato-2-naphthyl)azo]-3-methoxy-phenyl]-2-methoxy-phenyl]azo-5-hydroxy-naphthalene-1,3-disulfonate
State
State

At room temperature, this compound is typically found as a solid powder.

Melting point (Celsius)
300.00
Melting point (Kelvin)
573.00
Boiling point (Celsius)
0.00
Boiling point (Kelvin)
0.00
General information
Molecular weight
760.62g/mol
Molar mass
760.6200g/mol
Density
1.7300g/cm3
Appearence

This compound is known for its bright, vivid red color. It usually appears as a dark red powder or granules.

Comment on solubility

Solubility Profile of Tetrasodium;4-amino-6-[4-[4-[(8-amino-1-hydroxy-5,7-disulfonato-2-naphthyl)azo]-3-methoxy-phenyl]-2-methoxy-phenyl]azo-5-hydroxy-naphthalene-1,3-disulfonate

Tetrasodium;4-amino-6-[4-[4-[(8-amino-1-hydroxy-5,7-disulfonato-2-naphthyl)azo]-3-methoxy-phenyl]-2-methoxy-phenyl]azo-5-hydroxy-naphthalene-1,3-disulfonate is a highly soluble compound due to its unique structural characteristics. The presence of multiple sulfonate groups contributes significantly to its solubility in water. Here are some key points regarding its solubility:

  • Water Solubility: This compound is expected to be highly soluble in water, which makes it suitable for various applications, particularly in aqueous environments.
  • Solvent Compatibility: It generally exhibits good compatibility with polar solvents due to its ionic nature.
  • Concentration Behavior: The solubility may increase with temperature, a common behavior for sulfonated compounds.
  • pH Dependence: Being a sulfonated dye, its solubility could also vary with pH, often being more soluble in acidic to neutral conditions.

In summary, the tetrasodium salt form promotes excellent solubility characteristics, enhancing the usability of this compound in various chemical applications while highlighting its relevance in dye chemistry.

Interesting facts

Interesting Facts About Tetrasodium 4-Amino-6-Naphthylazo Compound

Tetrasodium 4-amino-6-[4-[4-[(8-amino-1-hydroxy-5,7-disulfonato-2-naphthyl)azo]-3-methoxy-phenyl]-2-methoxy-phenyl]azo-5-hydroxy-naphthalene-1,3-disulfonate is a fascinating compound with a myriad of applications and chemical properties. Here are some noteworthy facts:

  • Colorant Properties: This compound is widely recognized for its vibrant color, making it an effective dye for textiles and other materials. Its azo group contributes to its intense coloring, a hallmark of many synthetic dyes.
  • UV Absorption: This compound exhibits strong ultraviolet (UV) absorption characteristics, which makes it useful in applications requiring protection against UV light.
  • Biological Relevance: Some studies are exploring its potential within biological systems, particularly its interactions with various proteins and enzymes, which may have implications in drug delivery mechanisms.
  • Environmental Considerations: As with many synthetic dyes, the environmental impact is an essential area of research. Understanding its degradation products and toxicity is crucial for developing sustainable practices in dye manufacturing.

Quote to Reflect Upon

As scientists explore the world of synthetic compounds, it is crucial to remember the words of Sir Isaac Newton: "What we know is a drop, what we don't know is an ocean." Each new discovery in the realm of chemical compounds leads to more questions and avenues for research.

In conclusion, Tetrasodium 4-amino-6-naphthylazo compound represents just one of the many intricate connections that exist within chemical science, showcasing both its utility and the responsibility that comes with its application.

Synonyms
Chicago Sky Blue 6B
2610-05-1
Direct Blue 1
Pontamine sky blue
Chicago Blue 6B
C.I. Direct Blue 1
Sky Blue 6B
Tertrodirect Blue FF
Direct Sky Blue 6B
Niagara Sky Blue 6B
Pontamine Blue
Direct Blue FF
Azocard Blue 6B
Pyrazol Blue 2F
Vondacel Blue FF
Direct Blue 6B
Direct Blue 6BS
Direct Bright Blue
Paper Blue 6B
Sky Blue FF
Solar Blue 4GL
Cresotine Blue 6B
Nsb6B
Vegentine Blue CSW
Diaphtamine Blue BS
Ink Blue 6B
Pure Sky Blue 6B
Amanil Sky Blue FF
Calcodur Blue 6GFL
Direct Sky Blue FF
Direct Sky Blue GS
Lumicrease Blue 4GL
Amanil Sky Blue 6B
Diazine Sky Blue FF
Direct Pure Blue FF
Fixanol Sky Blue FF
Nyanza Sky Blue 6B
Direct Pure Sky Blue
Pheno Sky Blue 6BX
Atlantic Sky Blue FF
Belamine Sky Blue FF
Benzanil Sky Blue FF
Diazol Pure Blue 6B
Direct Pure Blue 6B
Fenamin Sky Blue 3F
Paramine Sky Blue FF
Atlantic Sky Blue 6B
Calcomine Sky Blue FF
Direct Sky Blue 6BS
Hispamin Sky Blue 6B
Sirius Supra Blue 4G
Diacotton Sky Blue 6B
Direct Blue FFN
Pontamine Sky Blue 6X
Chloramine Sky Blue FF
Chlorazol SKY Blue FF
Naphtamine Sky Blue DD
Chrome Leather Sky Blue
Modr Prima 1 [Czech]
Airedale Blue FFD
Atlantic Resin Fast Blue
Azine Brilliant Blue 6B
Brasilamina Sky Blue 6B
Calcodur Resin Fast Blue
Direct Brilliant Blue FF
Benzanil Supra Blue 2GN
Atul Direct Sky Blue FB
CI DIRECT BLUE 1
Benzo Brilliant Blue 6BS
Enianil Brilliant Blue FF
Direct Brilliant Blue MFF
Lumicrease Sky Blue 6GUL
Diphenyl Brilliant Blue FF
Kayaku Direct Sky Blue 6B
8NN34MAQ6H
Chlorantine Fast Blue B5GL
Chrome Leather Sky Blue GS
Modr Prima 1
Phenamine Brilliant Blue 6B
Shikiso Direct Sky Blue 6B
Direct Sky Blue Green Shade
Calcodur Resin Fast Blue 6G
Japanol Brilliant Blue 6BKX
Fastusol Brilliant Blue L8GU
Brilliant Benzo Blue 6BA-CF
Direct Brilliant Sky Blue 6B
Atlantic Resin Fast Blue LLGG
CCRIS 2422
Pontamine skyblue gbx
Pontamine Sky Blue 6BX
Pyrazol Fast Brilliant Blue VP
HSDB 4221
Mitsui Direct Brilliant Blue 6B
Pontamine Sky Blue 6BX Greenish
NCI-C61109
C.I. 24410
NSC 9617
EINECS 220-026-8
NSC 51538
DTXSID1025190
ci 24410
CI DIRECT BLUE 1 [HSDB]
C.I. Direct Blue 1, tetrasodium salt
NSC-9617
CI DIRECT BLUE 1 TETRASODIUM
NSC-51538
1,3-Naphthalenedisulfonic acid, 6,6'-((3,3'-dimethoxy(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis(4-amino-5-hydroxy-, tetrasodium salt
6,8-Naphthalenedisulfonic acid, 3,3'-((3,3'-dimethoxy-4,4'-biphenylene)bis(azo)bis(5-amino-4-hydroxy-, tetrasodium salt
Tetrasodium 6,6'-((3,3'-dimethoxy(1,1'-biphenyl)-4,4'-diyl)bis(azo))bis(4-amino-5-hydroxynaphthalene-1,3-disulphonate)
C.I. DIRECT BLUE 1 TETRASODIUM
CI DIRECT BLUE 1, TETRASODIUM SALT
1,3-Naphthalenedisulfonic acid, 6,6'-((3,3'-dimethoxy(1,1'-biphenyl)-4,4'-diyl)bis(2,1-diazenediyl))bis(4-amino-5-hydroxy-, sodium salt (1:4)
6,8-Naphthalenedisulfonic acid, 3,3'-((3,3'-dimethoxy-4,4'-biphenylene)bis(azo))bis(5-amino-4-hydroxy-, tetrasodium salt
p425 compound
1,3-Naphthalenedisulfonic acid, 6,6'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(2,1-diazenediyl)]bis[4-amino-5-hydroxy-, sodium salt (1:4)
1,3-Naphthalenedisulfonic acid, 6,6'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[4-amino-5-hydroxy-, tetrasodium salt
Tetrasodium 6,6'-[(3,3'-dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[4-amino-5-hydroxynaphthalene-1,3-disulphonate]
CHICAGO BLUE
NIAGARA BLUE 6B
DIRECT SKY 6B
BRILLIANT BLUE 6B
BLUE 6B
NIAGRA SKY BLUE DD
NSB 6B
BRILLIANT BENZO BLUE
DIRECT SKY BLUE 6D
OXAMINE SKY BLUE 6B
Brilliant Benzo Blue 6BACF
DIRECT AZURE BLUE 6B
INCOMINE SKY BLUE 6B
DTXCID405190
ORBAMIN BRILLIANT BLUE FF
FENAMIN BRILLIANT BLUE 6BKX
CHLORANTINE FAST BLUE B 5GL
FASTUSOL BRILLIANT BLUE L 8GU
2,2'-(4,4'-(3,3'-bis(methoxy)biphenylenebis(azo))bis (8-amino-1-hydroxynaphthalene-5,7-disulfonic acid) tetrasodium salt)
1,3-NAPHTHALENE-DISULFONIC ACID,6,6'-((3,3'-DIMETHOXY(1,1'-BIPHENYL-4,4'-DIYL)BIS-AZO))BIS(4-AMINO-5-HYDROXY-),TETRASODIUM SALT
1,3Naphthalenedisulfonic acid, 6,6'((3,3'dimethoxy(1,1'biphenyl)4,4'diyl)bis(azo))bis(4amino5hydroxy, tetrasodium salt
3,3'-(3,3'-DIMETHOXY-4,4'-BIPHENYLENE)BIS(AZO)BIS(5-AMINO-4-HYDROXY-6,8-NAPHTHALENEDISULFONIC ACID, TETRASODIUM SALT
6,8Naphthalenedisulfonic acid, 3,3'((3,3'dimethoxy4,4'biphenylene)bis(azo)bis(5amino4hydroxy, tetrasodium salt
Chicago Sky Blue
BRILLANT BENZO BLUE 6BA
MFCD00004020
tetrasodium;4-amino-6-[[4-[4-[(8-amino-1-hydroxy-5,7-disulfonatonaphthalen-2-yl)diazenyl]-3-methoxyphenyl]-2-methoxyphenyl]diazenyl]-5-hydroxynaphthalene-1,3-disulfonate
Chicago Sky Blue 6B (Technical Grade)
6,6'-((3,3'-Dimethoxy-[1,1'-biphenyl]-4,4'-diyl)bis(diazene-2,1-diyl))bis(4-amino-5-hydroxynaphthalene-1,3-disulfonic acid), tetrasodium salt
CHICAGOSKYBLUE6B
tetrasodium 4-amino-6-((Z)-{4'-[(Z)-(8-amino-1-hydroxy-5,7-disulfonato-2-naphthyl)diazenyl]-3,3'-dimethoxy[1,1'-biphenyl]-4-yl}diazenyl)-5-hydroxy-1,3-naphthalenedisulfonate
Prestwick_824
Pontamine Sky Blue 6B
UNII-8NN34MAQ6H
Chicago Sky Blue 6B, powder
CHEMBL296966
CHEMBL1318708
GLXC-06354
HMS1569E12
HMS2096E12
HMS3713E12
AKOS004901486
CAS-259444
CCG-214775
NCGC00017151-01
Chicago Sky Blue 6B, Dye content 50 %
B0782
NS00081908
6,6'-((3,3'-Dimethoxy-[1,1'-biphenyl]-4,4'-diyl)bis(diazene-2,1-diyl))bis(4-amino-5-hydroxynaphthalene-1,3-disulfonic acid),
6,6'-[(3,3-Dimethoxy[1,1'-biphenyl]-4,4'-diyl)bis(azo)]bis[4-amino-5-hydroxy-1,3-napthalenedisulphonic acid] tetrasodium salt
sodium 6,6'-((1E,1'E)-(3,3'-dimethoxy-[1,1'-biphenyl]-4,4'-diyl)bis(diazene-2,1-diyl))bis(4-amino-5-hydroxynaphthalene-1,3-disulfonate)