Sudan I | CAS No. 842-07-9

Sudan I

Basic Information

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CAS Number

842-07-9

Molecular Formula

C16H12N2O

Molecular Weight

248.29 g/mol

Chemical Classification

Fine Chemicals Dyes and Pigments Organic Dyes

Basic Physical Properties

Melting Point

131-133 °C

Boiling Point

443.653°C at 760 mmHg

Density

1.1077 (rough estimate)

Water Solubility

0.5 g/L (30 ºC)

Flash Point

443.653 °C at 760 mmHg

Solubility

less than 0.1 mg/mL at 64° F (NTP, 1992)

Refractive Index

1.5800 (estimate)

Vapor Pressure

0.0±1.1 mmHg at 25°C

SMILES

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Oc1ccc2ccccc2c1N=Nc3ccccc3

InChI

InChI=1S/C16H12N2O/c19-15-11-10-12-6-4-5-9-14(12)16(15)18-17-13-7-2-1-3-8-13/h1-11,19H

InChIKey

MRQIXHXHHPWVIL-UHFFFAOYSA-N

LogP

4.9608000000000025

Topological Polar Surface Area

44.95 Å²

Hydrogen Bond Donor/Acceptor

1 / 3

Complexity

312

Safety Information

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GHS Hazard Pictograms

H317

H341

H351

H413

Hazard Statement

H317 May cause an allergic skin reaction
Sensitization, Skin

H341 Suspected of causing genetic defects
Germ cell mutagenicity

H351 Suspected of causing cancer
Carcinogenicity

H413 May cause long lasting harmful effects to aquatic life
Hazardous to the aquatic environment, long-term hazard

Hazard Class

Class 6.1 Class 6.1

Stability

Incompatible with strong oxidizing agents.

Sensitiveness

Sensitive to moisture

Synonyms & References

English

Sudan I
1-Phenylazo-2-naphthol
C.I. 12055
Solvent Yellow 14
sudan I (C.I. 12055)
Oil-soluble Yellow R
C.I.Solvent Yellow 14
SudanI,pure100GR
SudanI,pure25GR
1-(Phenylazo)-2-Naphthalenol
1-phenylazo-naphthalen-2-ol
2-phenylazo-naphthalen-1-ol
Benzene-(azo-1)-2-hydroxynaphthalene
Benzene-azo-β-naphthol
Carminaph
Oil orange
SCARLET B
Soudan I
SUDAN
SUDAN 1
Sudan Ⅰ
Sudan I, pure
Sudan J
Sudan yellow
Solvent Yellow 14
C.I. Solvent Yellow 14
Grasal Orange
Spirit Orange
Fast Orange
Fast Oil Orange
Pyronalorange

MDL Number

MFCD00003911

Customs Code

2928000090

FAQ

What is Sudan I (CAS: 842-07-9)?

Sudan I is a synthetic azo dye with the chemical formula C16H12N2O2S. It is a yellowish-orange compound commonly used in industrial applications. Sudan I is known for its stability and resistance to fading, making it suitable for various uses. However, it is classified as a potential carcinogen and is regulated in many countries due to health concerns.

What are the main uses of Sudan I (CAS: 842-07-9)?

Sudan I is primarily used as a dye in the textile industry for coloring fabrics and products. It has also been historically used in the manufacture of plastics, rubber, and leather. Additionally, Sudan I has found limited use in food coloring and as a research chemical. Its applications are, however, restricted due to its toxic properties and health risks.

Is Sudan I (CAS: 842-07-9) safe?

Sudan I is not considered safe for human consumption or prolonged skin contact due to its potential carcinogenic effects. It is banned in many countries for use in food and cosmetics. Handling Sudan I requires protective measures such as gloves and a well-ventilated area. Safety standards emphasize avoiding ingestion and inhalation to minimize health risks.

How should Sudan I (CAS: 842-07-9) be stored?

Sudan I should be stored in a cool, dry, and dark place to maintain its stability. It is recommended to keep it in a sealed container away from moisture and direct light. Storage temperature should be below 25°C, and it should be kept in a well-ventilated area to prevent exposure. Always store Sudan I in a secure location away from children and unauthorized personnel.