What is C9H18O? Important knowledge about C9H18O.

1. Definition of C₉H₁₈O

C₉H₁₈O is the chemical formula of a group of organic compounds called esters. It is a compound with a common structure consisting of 9 carbon atoms, 18 hydrogen atoms, and 1 oxygen atom. Depending on the detailed structure of these atoms, C₉H₁₈O can represent many different compounds.

1.1 Names
1.1.1 Common name: Nonanoic acid ethyl ester, Ethyl nonanoate
1.1.2 English name: Nonanoic acid ethyl ester, Ethyl nonanoate
1.2. Atomic mass: 28
1.3. Molecular weight: 158.238 g/mol
1.3.1 Molecular structure: Its structure includes an ester group (-COO-) linking a hydrocarbon group with 7 carbon atoms and an ethyl group (-CH2CH3).
1.4 Ion structure: does not form ions under normal conditions.

2. Properties of C₉H₁₈O

2.1 Physical properties of C₉H₁₈O:
State: Liquid
Color: Colorless
Odor: Slightly fruity smell
pH: It is not applicable in this factor as it is not an acid or base.
2.2 Chemical properties of C₉H₁₈O: C₉H₁₈O can participate in esterification and hydrolysis reactions.

3. Common chemical equations of C₉H₁₈O
   Due to its structural characteristics, C₉H₁₈O mainly participates in hydrolysis reactions, producing nonanoic acid and ethanol.

4. Synthesis of C₉H₁₈O

4.1 Laboratory synthesis of C₉H₁₈O
C₉H₁₈O is commonly synthesized through the esterification reaction between nonanoic acid and ethanol in the presence of sulfuric acid as a catalyst.
4.2 Industrial synthesis of C₉H₁₈O
On an industrial scale, C₉H₁₈O can also be produced through the same esterification reaction as in the laboratory, but under different conditions such as higher pressure and temperature.