4-[(4-Nitrophenyl)diazenyl]-1,3-benzenediol

Basic Information

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CAS Number

74-39-5

Molecular Formula

C12H9N3O4

Molecular Weight

259.22 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

195-200 °C (dec.)

Boiling Point

456.5°C at 760 mmHg

Density

1.3450 (rough estimate)

Water Solubility

Soluble in dilute sodium hydroxide. Insoluble in water.

Flash Point

261.7±25.4 °C

Refractive Index

1.5700 (estimate)

Vapor Pressure

0.0±1.4 mmHg at 25°C

SMILES

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C1=CC(=CC=C1N=NC2=C(C=C(C=C2)O)O)[N+](=O)[O-]

InChI

InChI=1S/C12H9N3O4/c16-10-5-6-11(12(17)7-10)14-13-8-1-3-9(4-2-8)15(18)19/h1-7,16-17H

InChIKey

NGPGYVQZGRJHFJ-UHFFFAOYSA-N

LogP

3.94460

Complexity

336

Safety Information

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GHS Hazard Pictograms

H315

H319

Hazard Statement

H315 Causes skin irritation
Skin corrosion/irritation

H319 Causes serious eye irritation
Serious eye damage/eye irritation

Stability

Stable. Incompatible with strong oxidizing agents, strong bases.

Sensitiveness

对湿度敏感

Synonyms & References

English

Diazo Violet; Magneson; Magneson I
(E)-4'-Nitroazobenzene-2,4-diol
NCIOpen2_004077
NSC 3914
(4E)-3-hydroxy-4-[(4-nitrophenyl)hydrazinylidene]cyclohexa-2,5-dien-1-one
4-(p-Nitrobenzeneazo)resorcinol
AC-16671
4-(4-Nitrophenylazo)resorcinol
EINECS 200-808-5
AZO VIOLET
W-104419
Magnezon I
4-(2-(4-nitrophenyl)diazenyl)-1,3-benzenediol
Magneson?
FT-0616664
Q4676694
SMR000135130
A865908
SCHEMBL1289510
AKOS015902695
2,4-Dihydroxy-4'-nitroazobenzene
Azoviolet
Magneson
4-(4-Nitrophenylazo)resorcinol, Dye content 90 %
DTXSID30861621
4-[(4-nitrophenyl)diazenyl]benzene-1,3-diol
NGPGYVQZGRJHFJ-BUHFOSPRSA-N
(4E)-3-hydroxy-4-[(4-nitrophenyl)hydrazono]cyclohexa-2,5-dien-1-one
1,3-Benzenediol, 4-[(4-nitrophenyl)azo]-
AKOS024306973
4-(para-Nitrophenylazo)-resorcinol

MDL Number

MFCD00007310

Customs Code

2927000090

FAQ

What is 4-[(4-Nitrophenyl)diazenyl]-1,3-benzenediol (CAS: 74-39-5)?

4-[(4-Nitrophenyl)diazenyl]-1,3-benzenediol (CAS: 74-39-5) is a chemical compound with the molecular formula C12H8N4O4. It is a reddish-brown solid with good solubility in water and organic solvents. This compound is often used in spectroscopic studies and as a reagent in chemical reactions.

What are the main uses of 4-[(4-Nitrophenyl)diazenyl]-1,3-benzenediol (CAS: 74-39-5)?

4-[(4-Nitrophenyl)diazenyl]-1,3-benzenediol (CAS: 74-39-5) is primarily used as a spectroscopic reagent and chromophore in chemical synthesis and analysis. It is also utilized in some pharmaceutical research applications.

Is 4-[(4-Nitrophenyl)diazenyl]-1,3-benzenediol (CAS: 74-39-5) safe?

4-[(4-Nitrophenyl)diazenyl]-1,3-benzenediol (CAS: 74-39-5) is generally considered safe for laboratory use when proper safety measures are taken. It is important to wear gloves and protective eyewear when handling this compound. It is not considered hazardous for the environment under normal laboratory conditions.

How should 4-[(4-Nitrophenyl)diazenyl]-1,3-benzenediol (CAS: 74-39-5) be stored?

4-[(4-Nitrophenyl)diazenyl]-1,3-benzenediol (CAS: 74-39-5) should be stored in a cool, dry place away from direct sunlight and heat sources. It should be kept in a tightly sealed container to prevent moisture and degradation. Avoid contact with acids and other chemicals that may cause reactions.