C.I. Solvent Brown 20

Basic Information

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CAS Number

72208-28-7

Molecular Formula

C86H86N16O14S4

Molecular Weight

1696 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Basic Chemical Raw Materials Organic Chemicals Amines

Fine Chemicals Dyes and Pigments Organic Dyes

Fine Chemicals Surfactants Anionic Surfactants

Basic Physical Properties

SMILES

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CC1=CC=CC=C1NC(=NC2=CC=CC=C2C)N.CC1=CC=CC=C1NC(=NC2=CC=CC=C2C)N.CC1=CC=CC=C1NC(=NC2=CC=CC=C2C)N.CC1=CC=CC=C1NC(=NC2=CC=CC=C2C)N.C1=CC(=CC2=C(C=C(C=C21)S(=O)(=O)O)S(=O)(=O)O)N=NC3=CC(=C(C=C3O)O)N=NC4=CC5=C(C=C(C=C5C=C4)S(=O)(=O)O)S(=O)(=O)O

InChI

InChI=1S/C26H18N4O14S4.4C15H17N3/c31-23-12-24(32)22(30-28-16-4-2-14-6-18(46(36,37)38)10-26(20(14)8-16)48(42,43)44)11-21(23)29-27-15-3-1-13-5-17(45(33,34)35)9-25(19(13)7-15)47(39,40)41;4*1-11-7-3-5-9-13(11)17-15(16)18-14-10-6-4-8-12(14)2/h1-12,31-32H,(H,33,34,35)(H,36,37,38)(H,39,40,41)(H,42,43,44);4*3-10H,1-2H3,(H3,16,17,18)

InChIKey

QBMJKIBIEWDYAY-UHFFFAOYSA-N

LogP

18.66875999999998

Topological Polar Surface Area

509.0200000000001 Å²

Hydrogen Bond Donor/Acceptor

18 / 30

Complexity

1830

Synonyms & References

English

Solvent brown 20
1,2-bis(2-methylphenyl)guanidine;7-[[5-[(6,8-disulfonaphthalen-2-yl)diazenyl]-2,4-dihydroxyphenyl]diazenyl]naphthalene-1,3-disulfonic acid
EINECS 276-477-6
72208-28-7
7,7'-((4,6-Dihydroxy-m-phenylene)diazo)bis(naphthalene-1,3-disulphonic) acid, compound with N,N'-di(o-tolyl)guanidine (1:4)
DTXSID90888112
C.I. Solvent Brown 20
7,7'-[(4,6-dihydroxy-m-phenylene)diazo]bis(naphthalene-1,3-disulphonic) acid, compound with N,N'-di(o-tolyl)guanidine (1:4)
SOLVENT BROWN 20
1,3-Naphthalenedisulfonic acid, 7,7'-((4,6-dihydroxy-1,3-phenylene)bis(2,1-diazenediyl))bis-, compd. with N,N'-bis(2-methylphenyl)guanidine (1:4)

FAQ

What regulatory guidelines apply to C.I. Solvent Brown 20 (CAS: 72208-28-7)?

C.I. Solvent Brown 20 (CAS: 72208-28-7) falls under the classification of a soluble dye and is subject to various regulatory guidelines. It is regulated by the Globally Harmonized System of Classification and Labelling of Chemicals (GHS), which includes health, environmental, and physical hazard classifications. In Europe, it is covered by REACH regulations, requiring manufacturers and importers to register substances above a certain tonnage threshold. Additionally, the FDA and EPA have requirements for the use and handling of colorants, particularly regarding their safety and environmental impact.

Are there alternatives to C.I. Solvent Brown 20 (CAS: 72208-28-7) in synthesis?

C.I. Solvent Brown 20 (CAS: 72208-28-7) can be replaced by other colorants such as C.I. Solvent Red 22, C.I. Solvent Brown 5, or C.I. Solvent Yellow 12. These alternatives may offer similar coloring properties but with different chemical compositions. It's important to consider the specific application requirements and regulatory compliance when choosing an alternative.

What is the market or research trend for C.I. Solvent Brown 20 (CAS: 72208-28-7)?

The market for C.I. Solvent Brown 20 (CAS: 72208-28-7) is driven by its use in textile and paper industries for coloring. Research trends focus on developing more sustainable and eco-friendly alternatives. There is also interest in understanding the environmental and health impacts of these colorants, leading to increased scrutiny and potential restrictions. The trend towards biodegradable and non-toxic materials is likely to influence future demand and development in this area.

How should waste containing C.I. Solvent Brown 20 (CAS: 72208-28-7) be handled?

Waste containing C.I. Solvent Brown 20 (CAS: 72208-28-7) should be collected in appropriate containers and disposed of in accordance with local regulations. For safe disposal, the waste can be incinerated or treated by a professional hazardous waste disposal service. Environmental protection precautions include ensuring no spillage during handling and storage, and adhering to all safety guidelines to prevent contamination of soil and water. Proper documentation of waste handling and disposal is also necessary to comply with regulatory requirements.