EMERALDINE BASE POLYANILINE | CAS No. 5612-44-2

Q: What are the physical and chemical properties of Emeraldine Base Polyaniline (CAS: 5612-44-2)?

Emeraldine Base Polyaniline (CAS: 5612-44-2) is a conductive polymer with a crystalline form and a molecular weight around 10,000 Da. It is soluble in organic solvents like dichlorobenzene and dimethylformamide. Chemically, it shows redox activity, which makes it reactive under certain conditions.

Q: How is Emeraldine Base Polyaniline (CAS: 5612-44-2) typically synthesized?

Emeraldine Base Polyaniline (CAS: 5612-44-2) is synthesized by oxidative polymerization of aniline using ferric salts as an oxidizing agent. Common methods include the use of potassium ferricyanide in a strongly alkaline medium, yielding high selectivity and yield.

Q: What industries use Emeraldine Base Polyaniline (CAS: 5612-44-2)?

Emeraldine Base Polyaniline (CAS: 5612-44-2) is utilized in the pharmaceutical industry for its conductive properties, in polymer applications for electronic devices, and in sensor technology for detecting various substances. It is also used in semiconductor manufacturing for its redox functionality.

Q: What precautions should be taken when handling Emeraldine Base Polyaniline (CAS: 5612-44-2)?

When handling Emeraldine Base Polyaniline (CAS: 5612-44-2), it is important to use personal protective equipment (PPE) such as gloves and goggles. Handle in a well-ventilated area or fume hood to avoid inhaling vapors. Store in a cool, dry place away from direct sunlight. Refer to the Safety Data Sheet (SDS) for detailed guidelines on handling and disposal.

EMERALDINE BASE POLYANILINE

Basic Information

View in Editor

CAS Number

5612-44-2

Molecular Formula

C48H38N8

Molecular Weight

726.87 g/mol

Chemical Classification

Basic Chemical Raw Materials Organic Chemicals Amines

Fine Chemicals Dyes and Pigments Organic Dyes

Basic Physical Properties

Melting Point

>350 °C

Boiling Point

<82 °C

Density

0.804 g/mL at 25 °C

Flash Point

12 °C

Solubility

m-cresol: soluble

SMILES

View in Editor

C1=CC=C(C=C1)N=C2C=CC(=NC3=CC=C(C=C3)N=C4C=CC(=NC5=CC=C(C=C5)NC6=CC=C(C=C6)NC7=CC=C(C=C7)NC8=CC=C(C=C8)N)C=C4)C=C2

InChI

InChI=1S/C48H38N8/c49-34-6-8-36(9-7-34)51-38-14-16-40(17-15-38)53-42-22-24-44(25-23-42)55-46-30-32-48(33-31-46)56-47-28-26-45(27-29-47)54-43-20-18-41(19-21-43)52-39-12-10-37(11-13-39)50-35-4-2-1-3-5-35/h1-33,51,53,55H,49H2

InChIKey

UBOHYACRFJAUIB-UHFFFAOYSA-N

LogP

12.441999999999986

pKa

5.68±0.10(Predicted)

Topological Polar Surface Area

111.55 Å²

Hydrogen Bond Donor/Acceptor

5 / 8

Synonyms & References

English

EMERALDINE BASE POLYANILINE
POLYANILINE, EMERALDINE BASE
POLYANILINE, EMERALDINE FORM
POLYANILINE (EMERALDINE SALT)
Emeraldin
POLYANILINE (EMERALDINE BASE)
Polyaniline
N1-[4-[(4-Aminophenyl)amino]phenyl]-N4-[4-[[4-[[4-[[4-(phenylimino)-2,5-cyclohexadien-1-ylidene]amino]phenyl]imino]-2,5-cyclohexadien-1-ylidene]amino]phenyl]-1,4-benzenediamine
1,4-Benzenediamine, N1-[4-[(4-aminophenyl)amino]phenyl]-N4-[4-[[4-[[4-[[4-(phenylimino)-2,5-cyclohexadien-1-ylidene]amino]phenyl]imino]-2,5-cyclohexadien-1-ylidene]amino]phenyl]-
EMERALDINE BASE POLYANILINE ISO 9001：2015 REACH

FAQ

What are the physical and chemical properties of Emeraldine Base Polyaniline (CAS: 5612-44-2)?

Emeraldine Base Polyaniline (CAS: 5612-44-2) is a conductive polymer with a crystalline form and a molecular weight around 10,000 Da. It is soluble in organic solvents like dichlorobenzene and dimethylformamide. Chemically, it shows redox activity, which makes it reactive under certain conditions.

How is Emeraldine Base Polyaniline (CAS: 5612-44-2) typically synthesized?

Emeraldine Base Polyaniline (CAS: 5612-44-2) is synthesized by oxidative polymerization of aniline using ferric salts as an oxidizing agent. Common methods include the use of potassium ferricyanide in a strongly alkaline medium, yielding high selectivity and yield.

What industries use Emeraldine Base Polyaniline (CAS: 5612-44-2)?

Emeraldine Base Polyaniline (CAS: 5612-44-2) is utilized in the pharmaceutical industry for its conductive properties, in polymer applications for electronic devices, and in sensor technology for detecting various substances. It is also used in semiconductor manufacturing for its redox functionality.

What precautions should be taken when handling Emeraldine Base Polyaniline (CAS: 5612-44-2)?

When handling Emeraldine Base Polyaniline (CAS: 5612-44-2), it is important to use personal protective equipment (PPE) such as gloves and goggles. Handle in a well-ventilated area or fume hood to avoid inhaling vapors. Store in a cool, dry place away from direct sunlight. Refer to the Safety Data Sheet (SDS) for detailed guidelines on handling and disposal.