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C.I. Direct Blue 199

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Identification
Molecular formula
C22H12Cl2N8Na2O7S2
CAS number
4399-55-7
IUPAC name
disodium;5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-phenylazo-naphthalene-2,7-disulfonate
State
State

At room temperature, C.I. Direct Blue 199 is in the form of a solid, usually as a powder due to its use as a dye. It is meant for applications where water-soluble dyes are necessary, exhibiting a vibrant blue color when dissolved.

Melting point (Celsius)
280.00
Melting point (Kelvin)
553.15
Boiling point (Celsius)
250.00
Boiling point (Kelvin)
523.15
General information
Molecular weight
656.49g/mol
Molar mass
656.4900g/mol
Density
1.2600g/cm3
Appearence

This compound is typically a dark blue powder. The appearance is characteristic of many azo dyes, which can range in color vibrancy, but Direct Blue 199 is known for its deep blue hue.

Comment on solubility

Solubility of Disodium 5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-phenylazo-naphthalene-2,7-disulfonate

Disodium 5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-phenylazo-naphthalene-2,7-disulfonate is a complex organic compound known for its unique structure and properties. Its solubility can be characterized as follows:

  • Water Solubility: This compound is generally categorized as soluble in water due to its disodium ionic state and the presence of multiple sulfonate groups, which enhance polar interactions.
  • Influence of pH: The solubility may vary with changes in pH. Typically, as the pH increases, the solubility can also improve due to increased ionization.
  • Compatibility with Organic Solvents: It is less soluble in non-polar organic solvents. The presence of polar functional groups makes it more compatible with polar solvents.

In summary, the solubility profile of this compound indicates it is generally readily soluble in water while showing limited solubility in organic solvents. The structure, featuring sulfonate groups and a complex aromatic system, largely contributes to these solubility characteristics. This information is crucial for applications in fields such as dye chemistry and agricultural formulations.

Interesting facts

Interesting Facts about Disodium 5-[(4,6-Dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-phenylazo-naphthalene-2,7-disulfonate

Disodium 5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-phenylazo-naphthalene-2,7-disulfonate, often recognized for its vivid coloration and complex molecular structure, serves an essential role in various scientific and industrial applications. Here are some fascinating highlights about this compound:

  • Colorful Applications: This compound is predominantly used as a dye, imparting bright hues to textiles and plastics. The azo and sulfonate groups significantly contribute to its dyeing capabilities.
  • Environmental Considerations: Due to the presence of dichlorinated components, it is vital to examine the environmental impact of this compound, particularly regarding its breakdown products and potential toxicity.
  • Versatile Chemistry: As a part of the azo dye family, it showcases the versatility of azo compounds in synthesis, allowing chemists to explore various substitutions that can enhance stability and color properties.
  • Research and Innovation: Numerous studies focus on optimizing synthesis methods for such compounds, aiming to reduce reliance on hazardous solvents and improve overall sustainability.
  • Analytical Techniques: The study and application of this compound often involve sophisticated analytical techniques such as UV-Vis spectroscopy and high-performance liquid chromatography (HPLC) to monitor concentration levels and behavior.

In summary, disodium 5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-phenylazo-naphthalene-2,7-disulfonate exemplifies the intersection of chemistry, industry, and environmental awareness. As with many chemical compounds, ongoing research continues to reveal its potential and challenges in usage.

Synonyms
17804-49-8
Reactive red 2
C.I. REACTIVE RED 2
Procion Red MX-5B
Brilliant Red 5SKH
Procion Brilliant Red 5BS
Procion Red MX 5B
Chemictive Brilliant Red 5B
Procion Brilliant Red M 5B
Reactive Brilliant Red 5SKH
Procion Brilliant Red MX 5B
12226-03-8
2,7-Naphthalenedisulfonic acid,5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-(phenylazo)-,disodium salt
CHEBI:53726
MFCD00067094
106740-69-6
disodium;5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-phenyldiazenylnaphthalene-2,7-disulfonate
Mikacion Brilliant Red 5BS
Cerven reaktivni 2 [Czech]
Ostazin Brilliant Red S 5B
2,7-Naphthalenedisulfonic acid, 5-((4,6-dichloro-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(phenylazo)-, sodium salt
2,7-Naphthalenedisulfonic acid, 5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-(phenylazo)-, sodium salt
Cerven reaktivni 2
Disodium 5-((4,6-dichloro-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(phenylazo)naphthalene-2,7-disulphonate
Disodium 5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-(phenylazo)naphthalene-2,7-disulphonate
EINECS 241-776-2
GLNYHOSOIRWXSB-DLYXPJDHSA-L
Reactive Red 2
REACTIVERED2
Epitope ID:116222
2,7-Naphthalenedisulfonic acid, 4-((4,6-dichloro-1,3,5-triazin-2-yl)amino)-5-hydroxy-6-(phenylazo)-, disodium salt
2,7-Naphthalenedisulfonic acid, 5-((4,6-dichloro-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(phenylazo)-, disodium salt
5-((4,6-Dichloro-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(phenylazo)-2,7-naphthalenedisulfonic acid, disodium salt
SCHEMBL3654363
SCHEMBL6808069
C19H10Cl2N6Na2O7S2
SCHEMBL29385758
DTXSID10889666
DTXSID70924123
AKOS024319587
2,7-Naphthalenedisulfonic acid, 5-((4,6-dichloro-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-phenyldiazenyl)-, sodium salt (1:?)
2,7-Naphthalenedisulfonic acid, 5-((4,6-dichloro-s-triazin-2-yl)amino)-4-hydroxy-3-(phenylazo)-, disodium salt
5-((4,6-Dichloro-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(phenylazo)-2,7-naphthalenedisulfonic acid, sodium salt
NS00085759
Procion(R) Red MX-5B, Dye content 40 %
2,7-Naphthalenedisulfonic acid, 5-((4,6-dichloro-1,3,5-triazin-2-yl)amino)-4-hydroxy-3-(2-phenyldiazenyl)-, sodium salt (1:2)
5-(4,6-dichloro-s-triazinyl-2-amino)-4-hydroxy-3-(phenylazo)-2,7-naphthalenedisulfonic acid disodium salt
Disodium 5-[(4,6-dichloro-1,3,5-triazin-2(1H)-ylidene)amino]-4-oxo-3-(2-phenylhydrazinylidene)-3,4-dihydronaphthalene-2,7-disulfonate
disodium 5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-hydroxy-3-[(E)-phenyldiazenyl]naphthalene-2,7-disulfonate
disodium;(3E)-5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-oxo-3-(phenylhydrazono)naphthalene-2,7-disulfonate
disodium;(3Z)-5-[(4,6-dichloro-1,3,5-triazin-2-yl)amino]-4-oxo-3-(phenylhydrazinylidene)naphthalene-2,7-disulfonate