
Aldehyde - Wikipedia
In organic chemistry, an aldehyde (/ ˈ æ l d ɪ h aɪ d /) is an organic compound containing a functional group with the structure R−CH=O. [1] The functional group itself (without the "R" side chain ) can be referred to as an aldehyde but can also be classified as a formyl group .
Aldehyde | Definition, Structure, Examples, & Facts | Britannica
Jan 22, 2025 · Aldehyde, any of a class of organic compounds in which a carbon atom shares a double bond with an oxygen atom, a single bond with a hydrogen atom, and a single bond with another atom or group of atoms (designated R in general …
18.7: Aldehydes and Ketones - Chemistry LibreTexts
May 25, 2021 · The difference between aldehydes and ketones is the placement of the carbonyl group within the molecule. An aldehyde is an organic compound in which the carbonyl group is attached to a carbon atom at the end of a carbon chain.
Aldehyde - Definition, Occurrence, General Properties, Uses, FAQS …
Aldehyde- The aldehydes are a very important class of organic compounds; they are characterized by the presence of the formal functional group -CHO. The general formula of aldehyde can be written as R-CHO.
Aldehyde - Simple English Wikipedia, the free encyclopedia
An aldehyde. Formaldehyde, which is the simplest aldehyde. An aldehyde (/ ˈ æ l d ɪ h aɪ d /) is an organic compound. It contains a formyl group. A formyl group is a part of a molecule with the structure R-CHO. It is made of a carbon double bonded to oxygen. The carbon is also bonded to hydrogen and an R group. [1] A side chain is the rest ...
Nomenclature of Aldehydes & Ketones - Chemistry LibreTexts
Jan 28, 2023 · The carbon atom of this group has two remaining bonds that may be occupied by hydrogen, alkyl or aryl substituents. If at least one of these substituents is hydrogen, the compound is an aldehyde. If neither is hydrogen, the compound is a ketone.
What are aldehydes: definition, structure, and examples
Aldehydes are defined as organic compounds that contain a functional group known as the aldehyde group, represented by the formula –CHO. In this structure, the carbon atom is double-bonded to an oxygen atom and single-bonded to a hydrogen atom …
18.14: Aldehydes and Ketones - Chemistry LibreTexts
Jul 26, 2022 · Identify the general structure for an aldehyde and a ketone. Use common names to name aldehydes and ketones. Use the IUPAC system to name aldehydes and ketones.
Aldehyde Definition, Functional Group & Properties - Chemistry Dictionary
Oct 30, 2017 · An aldehyde (RCHO) is a carbonyl compound where carbonyl group is bonded to one carbon (or alkyl group) and one hydrogen atom. The aldehydes are named from the name of corresponding longest carbon chain of aliphatic hydrocarbon containing the aldehyde group by replacing the ending -e with -al.
Acetaldehyde - Wikipedia
Acetaldehyde (IUPAC systematic name ethanal) is an organic chemical compound with the formula CH 3 CH=O, sometimes abbreviated as MeCH=O.It is a colorless liquid or gas, boiling near room temperature. It is one of the most important aldehydes, occurring widely in nature and being produced on a large scale in industry.Acetaldehyde occurs naturally in coffee, bread, …