Direct Orange 26

Basic Information

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CAS Number

3626-36-6

Molecular Formula

C33H22N6Na2O9S2

Molecular Weight

756.7 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Carboxylic Acids

Fine Chemicals Dyes and Pigments Organic Dyes

Fine Chemicals Surfactants Anionic Surfactants

Basic Physical Properties

Density

450 - 500 kg/m3

SMILES

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C1=CC=C(C=C1)N=NC2=C(C=C3C=C(C=CC3=C2O)NC(=O)NC4=CC5=CC(=C(C(=C5C=C4)O)N=NC6=CC=CC=C6)S(=O)(=O)[O-])S(=O)(=O)[O-].[Na+].[Na+]

InChI

InChI=1S/C33H24N6O9S2.2Na/c40-31-25-13-11-23(15-19(25)17-27(49(43,44)45)29(31)38-36-21-7-3-1-4-8-21)34-33(42)35-24-12-14-26-20(16-24)18-28(50(46,47)48)30(32(26)41)39-37-22-9-5-2-6-10-22;;/h1-18,40-41H,(H2,34,35,42)(H,43,44,45)(H,46,47,48);;/q;2*+1/p-2

InChIKey

DSARWKALPGYFTA-UHFFFAOYSA-L

LogP

9.99480

Complexity

1310

Safety Information

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Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

H335 May cause respiratory irritation
Specific target organ toxicity, single exposure; Respiratory tract irritation

Synonyms & References

English

Paramine Fast Orange S New
Aizen Primula Orange SH
Diazol Fast Orange S
Pheno Fast Orange 2RS
Benzo Viscose Orange RL
C.I. Direct Orange 26 disodium salt
C.I. 29150
Fenamin Orange A
Direct Fast Orange MS
Direct Fast Orange SE
CI 29150
NSC-16223
CI DIRECT ORANGE 26, DISODIUM SALT
EINECS 222-838-8
Direct Orange A
Nyanza Fast Orange S
Brilliant Direct Orange
disodium 4-hydroxy-7-{[({5-hydroxy-6-[(E)-phenyldiazenyl]-7-sulfonato-2-naphthyl}amino)carbonyl]amino}-3-[(E)-phenyldiazenyl]-2-naphthalenesulfonate
Atlantic Fast Orange S
Airedale Orange SED
NSC 47749
MFCD00071839
2-Naphthalenesulfonic acid, 7,7'-(carbonyldiimino)bis(4-hydroxy-3-(2-phenyldiazenyl)-, sodium salt (1:2)
Paramine Fast Orange S Extra
MM5GU9UN7K
Kayaku Direct Fast Orange S
Fast Paper Orange SO
Benzo Fast Orange S
Direct Orange S
Brillant Orange
Benzo Orange S

MDL Number

MFCD00071839

FAQ

What regulatory guidelines apply to Direct Orange 26 (CAS: 3626-36-6)?

Direct Orange 26 (CAS: 3626-36-6) is subject to the REACH regulations in the European Union, which require manufacturers and importers to register substances above a certain tonnage. In the USA, it must comply with FDA requirements for dye use in food and drugs, and EPA regulations for environmental safety and disposal. Additionally, it should adhere to GHS (Global Harmonized System of Classification and Labeling of Chemicals) for proper labeling and safety data sheets.

Are there alternatives to Direct Orange 26 (CAS: 3626-36-6) in synthesis?

Yes, alternatives to Direct Orange 26 include other direct dyes with similar color properties, such as Direct Orange 25 and Direct Orange 42. In some cases, reactive or acid dyes might be used as substitutes, depending on the application requirements and the desired performance characteristics.

What is the market or research trend for Direct Orange 26 (CAS: 3626-36-6)?

The market for Direct Orange 26 is influenced by the textile and dye industries, with ongoing research focused on developing more sustainable and eco-friendly dyeing processes. There is a growing trend towards using biodegradable and less toxic dyes, which may impact the demand for Direct Orange 26. The price trends are currently stable, but fluctuate based on raw material costs and market demand.

How should waste containing Direct Orange 26 (CAS: 3626-36-6) be handled?

Waste containing Direct Orange 26 should be collected in appropriate containers and disposed of through professional waste disposal services. Incineration is a common method to ensure complete destruction of the dye. Environmental protection precautions include preventing the waste from entering water bodies and following local and international environmental regulations. It is important to consult and comply with the local waste management guidelines and regulations.