p-Phenylenediamine

Identification

Molecular formula

C₆H₈N₂

CAS number

106-50-3

IUPAC name

N4-phenylbenzene-1,4-diamine

State

At room temperature, p-Phenylenediamine is typically in a solid state. This solid is in the form of a crystalline powder that may exhibit slight color changes upon exposure to air due to oxidation processes.

Melting point (Celsius)

147.00

Melting point (Kelvin)

420.15

Boiling point (Celsius)

267.00

Boiling point (Kelvin)

540.15

General information

Molecular weight

108.14g/mol

Molar mass

108.1410g/mol

Density

1.1340g/cm³

Appearence

p-Phenylenediamine is a white to slightly red crystalline solid. It is known for its coloration properties, often appearing as grayish or even purplish when exposed to air and light due to slight oxidation. In its pure form, the compound is a solid that gradually darkens upon exposure to light and air.

Comment on solubility

Solubility of N⁴-phenylbenzene-1,4-diamine

The solubility of N⁴-phenylbenzene-1,4-diamine in various solvents is an important consideration for its applications in chemical processes and formulations. Generally, this compound exhibits:

Moderate solubility in polar solvents: N⁴-phenylbenzene-1,4-diamine tends to dissolve reasonably well in aqueous solutions and polar organic solvents due to its ability to form hydrogen bonds.
Poor solubility in non-polar solvents: However, it struggles to dissolve in non-polar solvents such as hexane or toluene, which limits its use in certain chemical environments.
Temperature dependency: Solubility can vary significantly with temperature; therefore, understanding the thermal effects can be crucial in processes involving this compound.

As a rule of thumb, the solubility of organic compounds like N⁴-phenylbenzene-1,4-diamine can often be predicted by the principle of "like dissolves like." This means that:

Compounds with similar polarity tend to dissolve each other effectively.
Considering the structure, the presence of the amine and aromatic groups influences its solubility profile.

In conclusion, the solubility of N⁴-phenylbenzene-1,4-diamine is a complex interplay of its molecular structure and the nature of the solvent. A practical approach to maximize its solubility involves selecting appropriate solvents and adjusting temperature conditions to achieve optimal dissolution.

Interesting facts

Interesting Facts about N⁴-phenylbenzene-1,4-diamine

N⁴-phenylbenzene-1,4-diamine, often referred to as a versatile organic compound, is particularly notable for its role in various applications. This compound falls under the category of aromatic amines and is known for its unique chemical structure, which includes:

Two amine groups: Positioned para to each other on the benzene rings, providing strong reactivity.
Phenyl group: Enhances the compound's stability and hydrophobic properties.

This compound is particularly important in the field of:

Dyes and Pigments: N⁴-phenylbenzene-1,4-diamine is often used as a precursor in the synthesis of azo dyes, which are widely used in textiles and printing.
Pharmaceuticals: Research has indicated that compounds in the same family can exhibit various biological activities, leading to investigations in medicinal chemistry.
Polymer Chemistry: It serves as an important monomer in the development of polymers, particularly those that require strong thermal and chemical resistance.

Another interesting aspect of N⁴-phenylbenzene-1,4-diamine is its designation as a potential *intermediate* in the synthesis of various complex organic molecules. As chemists delve into the molecular intricacies, they often emphasize the importance of such compounds in understanding fundamental reactions and mechanisms, which can lead to breakthroughs in materials science and drug development.

In summary, N⁴-phenylbenzene-1,4-diamine is not just another chemical entity; it embodies the intricate balance of reactivity and stability, making it significant in both industrial and research applications. Its ongoing exploration continues to reveal new avenues for innovation, which is a testament to the dynamic nature of organic chemistry!

Synonyms

4-Aminodiphenylamine

N-Phenyl-p-phenylenediamine

101-54-2

N1-phenylbenzene-1,4-diamine

P-AMINODIPHENYLAMINE

p-Anilinoaniline

Azosalt R

Semidine

p-Semidine

N-Phenyl-1,4-benzenediamine

Luxan Black R

N-Phenyl-1,4-phenylenediamine

N-4'-Bianiline

N-Phenyl-p-aminoaniline

p-(Phenylamino)aniline

Variamine Blue RT

N-(4-Aminophenyl)aniline

1,4-Benzenediamine, N-phenyl-

Semidin

Diphenyl Black

N, 4'-Bianiline

Acna Black DF Base

Peltol BR

Fast Blue R Salt

Peltol BR II

Oxy Acid Black Base

Naphthoelan Navy Blue

p-Aminodifenylamin

C.I. Developer 15

Variamine Blue Salt RT

Diphenylamine, p-amino-

Diphenylamine, 4-amino-

p-Phenylenediamine, N-phenyl-

Rodol Gray B base

C.I. Oxidation Base 2

N-phenylbenzene-1,4-diamine

4-(Phenylamino)aniline

C.I. Azoic Diazo Component 22

para-aminodiphenylamine

CCRIS 513

N-Fenyl-p-fenylendiamin

4-N-phenylbenzene-1,4-diamine

CHEBI:59038

HSDB 2178

1,4-Benzenediamine, N1-phenyl-

NCI-C02233

Azoic Diazo Component 22

NSC 3401

C.I. 37240

C.I. 76085

EINECS 202-951-9

UNII-007X4XXS71

CI 76085

DTXSID7025895

AI3-15983

NSC-3401

MFCD00007850

N,4'-BIANILINE

CHEMBL572203

DTXCID805895

N-Phenyl-benzene-1,4-diamine

EC 202-951-9

007X4XXS71

P-AMINODIPHENYLAMINE [HSDB]

CI-76085

WLN: ZR DMR

Black Base P

CI Developer 15

CI Oxidation Base 2

p-Aminodifenylamin [Czech]

CAS-101-54-2

CI Azoic Diazo Component 22

diphenyl black base P

N-Fenyl-p-fenylendiamin [Czech]

4-amino-n-phenylaniline

Variamine Blue RT Base

4ADPA

N-?Phenyl-?p-?phenylenediamine(p-Anilinoaniline)

phenyl 4-aminophenyl amine

pAnilinoaniline

CI 37240

pSemidine

N4-phenylbenzene-1,4-diamine

pAminodifenylamin

N4'Bianiline

pAminodiphenylamine

4aminodiphenylamine

p-aminodiphenylamin

4'-Bianiline

NFenylpfenylendiamin

NPhenylpaminoaniline

N, 4'Bianiline

paraaminodiphenylamine

UBOB

Diphenylamine, pamino

p(Phenylamino)aniline

Azoic diazo 22 (C.I. 37240)

Diphenylamine, 4amino

NPhenylpphenylenediamine

4-(phenylamino) aniline

aniline, 4-phenylamino-

NPhenyl1,4benzenediamine

pPhenylenediamine, Nphenyl

NPhenyl1,4phenylenediamine

Epitope ID:122685

4-(N-phenylamino)-aniline

cid_7564

1,4Benzenediamine, Nphenyl

N-phenyl-p-phenylene diamine

Oprea1_628520

SCHEMBL15371

N-phenyl-1,4-diaminobenzene

MLS000518884

n1-phenyl-1,4-benzenediamine

aniline, N-(4-amino)phenyl-

NSC3401

HMS2487O23

N-Phenyl-p-phenylenediamine, 98%

NSC37074

STR05023

Tox21_202144

Tox21_300027

BDBM50303914

MSK000029

NSC-37074

STL263880

AKOS000120208

FA02149

NCGC00164239-01

NCGC00164239-02

NCGC00164239-03

NCGC00164239-04

NCGC00254187-01

NCGC00259693-01

AC-10080

SMR000129304

N-PHENYL-P-PHENYLENEDIAMINE [INCI]

NS00008729

P0203

EN300-20711

N-Phenyl-p-phenylenediamine(p-Anilinoaniline)

F87397

N-Phenyl-p-phenylenediamine, capsule (15??mg)

SR-01000393954

Q4533362

SR-01000393954-1

BRD-K47738216-003-01-9

F0900-1525

Z104480152

SOJ

Solubility of N4-phenylbenzene-1,4-diamine

Interesting Facts about N4-phenylbenzene-1,4-diamine

Solubility of N⁴-phenylbenzene-1,4-diamine

Interesting Facts about N⁴-phenylbenzene-1,4-diamine