Table of Contents
What Are Organic Compounds?
Organic compounds are compounds that contain carbon. Aromatic compounds are organic compounds that contain a ring of carbon atoms. Benzoic acid is an aromatic compound. Aliphatic compounds are organic compounds that do not contain a ring of carbon atoms. Propanoic acid is an aliphatic compound. Butanoic acid is an aliphatic compound. Malonic acid is an aliphatic compound. Diethyl malonate is an aliphatic compound. Other organic compounds examples are heterocyclic compounds and volatile organic compounds. Volatile organic compounds are organic compounds that evaporate easily. Alcohols are organic compounds that contain a hydroxyl group.
| S.NO | CONTENT |
| 1 | Introduction |
| 2 | Benzoic Acid Structure |
| 3 | Properties of Benzoic Acid |
| 4 | Benzoic Aldehyde Structure |
| 5 | Properties of Benzoic Aldehyde |
| 6 | Structure of Propanoic Acid |
| 7 | Properties of Propanoic Acid
|
| 8 | Structure of Butanoic Acid |
| 9 | Properties of Butanoic Acid |
Benzoic Acid Structure
Benzoic acid is a crystalline solid that is slightly soluble in water and soluble in ethanol. It has a white, crystalline appearance and a slightly sour taste. It is a weak acid and can exist in both the monoprotic and diprotic forms. The monoprotic form of benzoic acid has a pKa of 4.2, and the diprotic form has a pKa of 6.2. Benzoic acid is a precursor to benzoyl chloride, which is used in the production of plastics and pesticides.
Properties of Benzoic Acid
Benzoic acid is a weak organic acid that is found naturally in a variety of plants and foods. It has a sour taste and a pungent aroma. Benzoic acid is used as a food preservative and as a pharmaceutical intermediate. It is also used in the production of plastics, dyes, and other chemicals. Benzoic acid is a white crystalline solid that is soluble in water. It is moderately toxic and can cause skin and respiratory irritation.
Physical Properties of Benzoic Acid
Benzoic acid is a weak organic acid that has a sour taste and is slightly soluble in water. It occurs naturally in many plants and fruits. Benzoic acid is used in the production of many foods and beverages, and it is also used as a preservative.
Chemical Properties of Benzoic Acid
Benzoic acid is a weak organic acid with the chemical formula C6H5COOH. It is a white solid that is soluble in water and has a pKa of 4.2. Benzoic acid is a natural product found in many plants, and it is also produced commercially by the oxidation of benzene. Benzoic acid is used in the production of many pharmaceuticals, flavorings, and other chemicals.
Benzoic Aldehyde Structure
The structure of benzoic aldehyde is C6H5CHO. It is a colorless liquid with a pungent, irritating odor.
Properties of Benzoic Aldehyde
Benzoic aldehyde is a clear, colorless liquid with a pungent, fruity odor. It is soluble in water and miscible with most organic solvents. Benzoic aldehyde is flammable and can form explosive peroxides.
Physical Properties of Benzoic Aldehyde
The boiling point of benzoic aldehyde is 116 degrees Celsius. The melting point is −56 degrees Celsius. The density is 1.05 grams per milliliter.
Chemical Properties of Benzoic Aldehyde
Chemical formula: C6H5CHO
Molecular weight: 108.12
Density: 1.04 g/mL
Boiling point: 79.5°C
Appearance: colorless liquid
Benzoic aldehyde is a colorless liquid with a pungent odor. It is soluble in water and ethanol, and miscible with ether.
Structure of Propanoic Acid
The structure of propanoic acid is shown below.
The carbon chain in propanoic acid is composed of three carbons. The carbon at the end of the chain is bonded to a hydrogen atom, and the two carbon atoms in the middle of the chain are bonded to each other. The carbon atom in the middle of the chain is also bonded to a hydrogen atom and an oxygen atom. The oxygen atom is also bonded to a hydrogen atom.
Properties of Propanoic Acid
– Propanoic acid is a colorless liquid that has a pungent, acrid odor.
– It is soluble in water and is a weak acid.
– It is used in the production of plastics, synthetic fibers, and other chemicals.
Physical Properties of Propanoic Acid
Molecular Weight: 58.08 g/mol
Appearance: Colorless liquid
Boiling Point: 126.7°C
Density: 1.049 g/mL
Vapor Pressure: 2.5 mm Hg at 20°C
Henry’s Law Constant: 1.3 × 10-5 atm-m3/mol
Chemical Properties of Propanoic Acid
Propanoic acid is a colorless liquid with a pungent, acidic odor. It is soluble in water and slightly soluble in ethanol. Propanoic acid is a weak acid and has a pKa of 4.8. It is a member of the carboxylic acid family.
Structure of Butanoic Acid
Butanoic acid has a molecular formula of C 4 H 8 O 2 and a molecular weight of 88.12 g/mol. It is a colorless liquid with a pungent odor.
Properties of Butanoic Acid
Butanoic acid is a colorless liquid that has a pungent, acrid odor. It is soluble in water and has a boiling point of 154.7 degrees Celsius. Butanoic acid is also flammable and can be explosive when exposed to heat or flames.
Physical properties of Butanoic Acid:
Butanoic acid (CH3CH2CH2COOH) is a carboxylic acid with the molecular formula CH3CH2CH2COOH. It is a colorless liquid with a pungent, unpleasant odor. Butanoic acid is soluble in water and ethanol.
Chemical Properties of Butanoic Acid
Butanoic acid is a colorless liquid with a slightly acrid odor. It is soluble in water and ethanol, and miscible with ether.
Structure of Malonic Acid
The malonic acid molecule has a central carbon atom double-bonded to a oxygen atom and single-bonded to two hydrogen atoms. The carbon atom is also bonded to a methyl group, which is a carbon atom bonded to three hydrogen atoms.
Properties of Malonic Acid
Malonic acid is a colorless organic compound with a sour taste. It is soluble in water and polar organic solvents. Malonic acid is a weak acid and has a pKa of 4.8. It is used in the manufacture of plastics, pharmaceuticals, and other chemicals.
Physical Properties of Malonic Acid
Chemical formula: C3H6O4
Molar mass: 102.09 g/mol
Density: 1.22 g/cm3
Boiling point: 285.5 °C
Melting point: 128.7 °C
Chemical Properties of Malonic Acid
Malonic acid is a colorless or white crystalline solid with a slightly sour taste. It is soluble in water and slightly soluble in ethanol. It is a weak acid and has a pKa of 3.87. It is used as a food additive and in the production of pharmaceuticals and other chemicals.
Structure of Diethyl Malonate
The structure of diethyl malonate is composed of a diethyl ester functional group and a malonate functional group. The diethyl ester functional group is composed of an ethyl group and a carboxylate group. The malonate functional group is composed of a malonate group and a carboxylate group.
Properties of Diethyl Malonate
-The boiling point of diethyl malonate is 192.7 degrees Celsius.
-The density of diethyl malonate is 1.044 grams per milliliter.
-The flash point of diethyl malonate is 107 degrees Celsius.
-The vapor pressure of diethyl malonate is 1.5 millimeters of mercury at 25 degrees Celsius.
Physical Properties of Diethyl Malonate
Physical properties of diethyl malonate include a boiling point of 176.2 degrees Celsius, a density of 1.049 grams per milliliter, and a melting point of -60.2 degrees Celsius.
Chemical Properties of Diethyl Malonate
Diethyl malonate is a colorless liquid with a slightly fruity odor. It is soluble in water and ethanol, and miscible with ether. Diethyl malonate is a weak acid with a pKa of 4.8. It is a substrate for the enzyme malate dehydrogenase.
Structure of Heterocyclic Compounds
A heterocyclic compound is a molecule that contains one or more rings made of atoms of different elements. The rings can be either saturated or unsaturated.
Sources of VOC are
– paints
– lacquers
– adhesives
– printing inks
– cleaning solvents
– pesticides
– building materials
Harmful Effects of VOC
Volatile organic compounds (VOCs) are a large group of chemicals that are found in many everyday products. Some VOCs are harmful to people, and others are harmful to the environment.
Some harmful effects of VOCs include:
• Eye and throat irritation
• Headaches
• Nausea
• Dizziness
• Skin irritation
• Damage to the liver, kidney, and central nervous system
• Cancer
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