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4-Aminobenzaldehyde

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Identification
Molecular formula
C7H7NO
CAS number
556-18-3
IUPAC name
4-aminobenzaldehyde
State
State

At room temperature, 4-Aminobenzaldehyde is in a solid state. It forms crystalline structures typical of aromatic compounds.

Melting point (Celsius)
65.00
Melting point (Kelvin)
338.15
Boiling point (Celsius)
254.00
Boiling point (Kelvin)
527.15
General information
Molecular weight
121.15g/mol
Molar mass
121.1480g/mol
Density
1.1790g/cm3
Appearence

4-Aminobenzaldehyde is typically encountered as an off-white to beige crystalline powder. Its appearance may slightly vary depending on the level of purity and specific form. It is recognized for having a characteristic aromatic odor.

Comment on solubility

Solubility of 4-Aminobenzaldehyde

4-Aminobenzaldehyde, with the chemical formula C7H9NO, exhibits interesting solubility characteristics that are important to understand in various applications. Here are some key points about its solubility:

  • Polar Solvents: 4-Aminobenzaldehyde is soluble in polar solvents such as water and alcohols like ethanol. This is largely due to its ability to form hydrogen bonds.
  • Non-Polar Solvents: The compound shows limited solubility in non-polar solvents, which can hinder its use in certain chemical reactions where non-polar environments are required.
  • Impact of pH: The solubility of 4-aminobenzaldehyde can be influenced by the pH of the solution. In more acidic or basic conditions, its solubility can change due to the ionization of the amine group.

As one might quote, “The key to enhancing solubility often lies in understanding molecular interactions.” Thus, recognizing these interactions helps in the effective application of 4-aminobenzaldehyde in synthetic chemistry, pharmaceuticals, and as a reagent in organic reactions.

Overall, while 4-aminobenzaldehyde is soluble in polar solvents, careful consideration must be given to its use in various environments due to its limited solubility in non-polar substances and the impact of pH.

Interesting facts

Interesting Facts about 4-Aminobenzaldehyde

4-Aminobenzaldehyde, also known as p-aminobenzaldehyde, is a fascinating compound that plays a significant role in organic chemistry and various industrial applications. This compound features a benzene ring with both an amino group and an aldehyde functional group, making it an essential precursor in the synthesis of various chemical products.

Key Applications

  • Pharmaceuticals: 4-Aminobenzaldehyde is crucial in the synthesis of pharmaceuticals, particularly in drugs that combat a variety of diseases due to its versatility in forming different chemical structures.
  • Dyes and Pigments: This compound serves as an intermediate in the manufacture of azo dyes, highlighting its importance in the textile and coloring industries.
  • Analytical Chemistry: It is utilized in various analytical applications, such as a reagent in the detection of certain aldehydes and ketones.

Chemical Properties

As a compound with both an amino and aldehyde group, 4-aminobenzaldehyde conducts interesting chemical reactions. One of the most notable is its ability to participate in nucleophilic substitution reactions. It can also engage in condensation reactions, which lead to diverse types of organic compounds.

Trivia

  • Historical Significance: The study of compounds containing both amino and aldehyde groups has paved the way for the development of modern organic synthesis techniques.
  • Structure Utility: The unique structure of 4-aminobenzaldehyde allows for modifications that can tailor it to specific reactions in a laboratory setting.
  • Environmental Impact: Research is ongoing regarding the environmental impact of compounds like 4-aminobenzaldehyde, underscoring the need for sustainable chemical practices.

In summary, 4-aminobenzaldehyde is more than just a compound; it is a key player in the chemical realm, bridging various fields and showcasing the intricate connections within organic chemistry. Its role in synthesis and analysis continues to make it a subject of interest for both researchers and industry professionals alike.

Synonyms
4-Aminobenzaldehyde
556-18-3
Benzaldehyde, 4-amino-
P-AMINOBENZALDEHYDE
p-Formylaniline
4-Formylaniline
Benzaldehyde, p-amino-
EINECS 209-115-2
NSC 45163
BRN 1362885
CCRIS 8885
NSC-45163
74Q1671TS1
AMINOBENZALDEHYDE, P-
CCRIS-8885
DTXSID3060299
4-14-00-00048 (Beilstein Handbook Reference)
Benzaldehyde, p-amino-(8CI)
DTXCID7041910
209-115-2
28107-09-7
4-amino-benzaldehyde
MFCD00038137
p-Aminobenzaldehyd
NSC60117
4-azanylbenzaldehyde
p-amino-benzaldehyde
para-aminobenzaldehyde
aniline, 4-formyl-
WLN: ZR DVH
SCHEMBL214899
4-Aminobenzaldehyde, AldrichCPR
CHEMBL1885510
UNII-74Q1671TS1
VATYWCRQDJIRAI-UHFFFAOYSA-
CHEBI:190128
NSC45163
BBL013016
NSC-60117
STL163885
AKOS004902086
FA66542
FA71226
GS-3084
HY-W076836
NCGC00184183-01
NCGC00184183-02
NCGC00184183-03
P-aminobenzaldehyde; 4-Aminobenzaldehyde
PD165136
SY003470
DB-006650
A0260
CS-0112994
NS00033354
EN300-85865
A830723
Q21099246
F8883-5867
InChI=1/C7H7NO/c8-7-3-1-6(5-9)2-4-7/h1-5H,8H2