Sodium 4-{[4-(dimethylamino)phenyl]diazenyl}benzenesulfonate

Basic Information

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CAS Number

547-58-0

Molecular Formula

C14H14N3NaO3S

Molecular Weight

327.33 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

Melting Point

300 ºC

Boiling Point

100°C

Water Solubility

Soluble in ethanol. Partially soluble in hot water. Slightly soluble in cold water and pyrimidine. Insoluble in ether and alcohol.

Flash Point

37 °C

Solubility

5g/l

SMILES

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CN(c1ccc(cc1)N=Nc1ccc(cc1)S(=O)(=O)[O-])C.[Na+]

InChI

InChI=1S/C14H15N3O3S.Na/c1-17(2)13-7-3-11(4-8-13)15-16-12-5-9-14(10-6-12)21(18,19)20;/h3-10H,1-2H3,(H,18,19,20);/q;+1/p-1

InChIKey

STZCRXQWRGQSJD-UHFFFAOYSA-M

LogP

4.15290

pKa

3.4(at 25℃)

Complexity

448

Safety Information

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GHS Hazard Pictograms

H301

Hazard Statement

H301 Toxic if swallowed
Acute toxicity, oral

Hazard Class

Class 6.1 Class 6.1

Stability

Stable. Incompatible with strong oxidizing agents.

Sensitiveness

对湿度敏感

Synonyms & References

English

Methyl Orange
4-[4-(Dimethylamino)phenylazo]benzenesulfonic acid, sodium salt
Acid Orange 52 C.I. 13025
C.I. 13025
Helianthise
methyl orange for microscopy
METHYL ORANGE SODIUM SALT
sodium 4-(4-dimethylaminophenylazo)benzenesulphonate
Methyl Orange solution
Acid Orange 52
4-Dimethylaminoazobenzene-4-sulfonic acid, sodium salt
Sodium 4-[(E)-2-[4-(dimethylamino)phenyl]-diazen-1-yl]benzene-1-sulfonate
4-{[4-(DiMethylaMino)phenyl]azo} benzene sulfonic acid sodiuM salt
4-dimethylaminoazobenzene-4'-sulfonic acid,sodium salt
BETZ 0211
Gold orange
HELIANTHIN
HELIANTHINE
helianthine B
IND
Methyl Orange, ACS reagent
Methyl Orange, Certified, Pure
ORANGE III
orange3
oranziii
p-DiMethyl-aMi
S NO 176
SodiuM p-diMethyl-aMinoazobenzene sulfonate
Tropaeolin D
MethylOrange
Eniamethyl Orange

MDL Number

MFCD00007502

Customs Code

29270000

FAQ

What is Sodium 4-{[4-(dimethylamino)phenyl]diazenyl}benzenesulfonate (CAS: 547-58-0)?

Sodium 4-{[4-(dimethylamino)phenyl]diazenyl}benzenesulfonate (CAS: 547-58-0) is a sodium salt containing an azo group (-N=N-) linking two aromatic rings. Its chemical formula is C14H14N2O3SNa, and it exhibits typical sulfonate properties, including water solubility and potential use in dye synthesis. The compound is characterized by its red-orange color and stability under standard conditions.

What are the main uses of Sodium 4-{[4-(dimethylamino)phenyl]diazenyl}benzenesulfonate (CAS: 547-58-0)?

Sodium 4-{[4-(dimethylamino)phenyl]diazenyl}benzenesulfonate (CAS: 547-58-0) is primarily used as a dye intermediate in the production of azo dyes. It also serves in pharmaceutical research for compound development and as a coupling agent in organic synthesis. Its applications may extend to industrial processes involving colorants and chemical reagents.

Is Sodium 4-{[4-(dimethylamino)phenyl]diazenyl}benzenesulfonate (CAS: 547-58-0) safe?

Sodium 4-{[4-(dimethylamino)phenyl]diazenyl}benzenesulfonate (CAS: 547-58-0) is generally considered safe when handled properly. However, standard safety precautions apply, such as avoiding inhalation and skin contact. It is not classified as hazardous under typical exposure conditions, but adherence to OSHA and REACH guidelines is recommended for safe use.

How should Sodium 4-{[4-(dimethylamino)phenyl]diazenyl}benzenesulfonate (CAS: 547-58-0) be stored?

Sodium 4-{[4-(dimethylamino)phenyl]diazenyl}benzenesulfonate (CAS: 547-58-0) should be stored in a cool, dry place (ideally 25°C), away from light, and in a sealed container to prevent moisture ingress. It remains stable under these conditions but should be kept out of reach of children and incompatible materials for long-term preservation.