3-(2-phenyldiazen-1-yl)pyridine-2,6-diamine

Basic Information

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CAS Number

94-78-0

Molecular Formula

C11H11N5

Molecular Weight

213.24 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Amines

Basic Chemical Raw Materials Organic Chemicals Heterocyclic Compounds

Pharmaceutical Chemicals Pharmaceutical Intermediates Heterocyclic Intermediates

Fine Chemicals Dyes and Pigments Organic Dyes

Basic Physical Properties

Melting Point

136-137°

Boiling Point

343.23°C (rough estimate)

Density

1.2597 (rough estimate)

Flash Point

442.3°Cat760mmHg

Refractive Index

1.6880 (estimate)

SMILES

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C1=CC=C(C=C1)N=NC2=C(N=C(C=C2)N)N

InChI

InChI=1S/C11H11N5/c12-10-7-6-9(11(13)14-10)16-15-8-4-2-1-3-5-8/h1-7H,(H4,12,13,14)

InChIKey

QPFYXYFORQJZEC-UHFFFAOYSA-N

LogP

2.6613999999999995

Topological Polar Surface Area

89.64999999999999 Å²

Hydrogen Bond Donor/Acceptor

4 / 5

Complexity

237

Synonyms & References

English

WLN: T6NJ BZ CNUNR& FZ
3-Phenylazo-2,6-pyridinediamine
Prestwick2_000752
NSC 145895
Phenazopyridine (INN)
Eridium
AKOS003343059
PHENAZOPYRIDINE [INN]
Pirid (Salt/Mix)
SCHEMBL14340038
UNII-K2J09EMJ52
5-22-14-00711 (Beilstein Handbook Reference)
NCGC00016402-01
Viridium
Pyridiate
NCGC00018130-03
Urodine (Salt/Mix)
NCGC00018130-06
HY-B0985A
Suladyne (Salt/Mix)
PHENAZOPYRIDINE [HSDB]
2,6-Diamino-3-phenylazopyridine, (3E)
Prestwick1_000752
3-[(E)-phenylazo]pyridine-2,6-diamine
Pyrazofen
BRD-K76304753-003-05-4
Pyridine, 2,6-diamino-3-(phenylazo)-
Fenazopiridina [INN-Spanish]
SBI-0051479.P003
KBio1_000811
Gastracid;Gastrotest;NSC 145895

MDL Number

MFCD00091843

Customs Code

2933399090

FAQ

What are the physical and chemical properties of 3-(2-phenyldiazen-1-yl)pyridine-2,6-diamine (CAS: 94-78-0)?

3-(2-phenyldiazen-1-yl)pyridine-2,6-diamine has a crystalline form with a molecular weight of approximately 312.27 g/mol. It is slightly soluble in water and more soluble in organic solvents like ethanol and methanol. Chemically, it is stable under normal conditions but can react with strong acids and bases. It is a diazo compound, which makes it sensitive to light and air exposure.

How is 3-(2-phenyldiazen-1-yl)pyridine-2,6-diamine (CAS: 94-78-0) typically synthesized?

3-(2-phenyldiazen-1-yl)pyridine-2,6-diamine is typically synthesized via the diazotization of 2-aminopyridine with phenyldiazonium salts. The reaction is carried out in an aqueous medium with acetic acid as a stabilizer. The product is obtained as a precipitate and can be isolated through filtration and drying. The yield is usually around 70-80%, and the reaction is highly selective.

What industries use 3-(2-phenyldiazen-1-yl)pyridine-2,6-diamine (CAS: 94-78-0)?

3-(2-phenyldiazen-1-yl)pyridine-2,6-diamine is used in the pharmaceutical industry for the synthesis of certain pharmaceutical compounds. It is also utilized in the polymer industry for the development of functional polymers. Additionally, it has applications in the sensor industry due to its reactivity and can be used in semiconductor manufacturing for specific process steps.

What precautions should be taken when handling 3-(2-phenyldiazen-1-yl)pyridine-2,6-diamine (CAS: 94-78-0)?

When handling 3-(2-phenyldiazen-1-yl)pyridine-2,6-diamine, safety is paramount. Always wear appropriate personal protective equipment (PPE) such as gloves, safety goggles, and a lab coat. Work in a well-ventilated area or a fume hood to avoid inhalation of the compound. In case of a spill, immediately clean it up using appropriate absorbent materials and follow the safety data sheet (SDS) guidelines. Store the compound in a cool, dry place away from direct sunlight and heat sources.