organic chemistry Organic chemistry is a subdiscipline within chemistry involving the science, scientific study of the structure, properties, and reactions of organic compounds and organic matter, organic materials, i.e., matter in its various forms that contain ...

, 1-propenyl (or simply propenyl) has the formula CH=CHCH₃ and 2-propenyl (isopropenyl) has the formula CH₂=C-CH₃. These groups are found in many compounds. Propenyl compounds are isomeric with

allyl In organic chemistry, an allyl group is a substituent with the structural formula . It consists of a methylene bridge () attached to a vinyl group (). The name is derived from the scientific name for garlic, . In 1844, Theodor Wertheim isolated a ...

compounds, which have the formula CH₂-CH=CH₂.

Chemicals with 1-propenyl groups

* 2-chloropropylene * propenylbenzene (β-methylstyrene). Many

phenylpropanoid The phenylpropanoids are a diverse family of organic compounds that are biosynthesized by plants from the amino acids phenylalanine and tyrosine in the shikimic acid pathway. Their name is derived from the six-carbon, aromatic phenyl group and ...

s and their derivatives feature derivatives of propenylbenzene: *

Anethole Anethole (also known as anise camphor) is an organic compound that is widely used as a flavoring substance. It is a derivative of the aromatic compound allylbenzene and occurs widely in the essential oils of plants. It is in the class of phenylpr ...

Asarone Asarone is chemical compound of the phenylpropanoid class found in certain plants such as ''Acorus'' and ''Asarum''. There are two isomers, α (or ''trans'') and β (or ''cis''). As a volatile fragrance oil, it is used in killing pests and bacte ...

* Carpacin *

Coniferyl alcohol Coniferyl alcohol is an organic compound with the formula HO(CH3O)C6H3CH=CHCH2OH. A colourless or white solid, it is one of the monolignols, produced via the phenylpropanoid biochemical pathway. When copolymerized with related aromatic compound ...

* Isoeugenol *

Isosafrole Isosafrole is an organic compound that is used in the fragrance industry. Structurally, the molecule is related to allylbenzene, a type of aromatic organic chemical. Its fragrance is reminiscent of anise or licorice. It is found in small amount ...

Methyl isoeugenol Methyl isoeugenol (isomethyleugenol) is a phenylpropanoid, the methyl ether of isoeugenol, found in certain essential oils. It can occur as both (''E'')- and (''Z'')-isomers. See also * Methyl eugenol Methyl eugenol (allylveratrol) is a natu ...

Pseudoisoeugenol Pseudoisoeugenol is a naturally occurring phenylpropene and an isomer of eugenol. Natural occurrence and derivatives Pseudoisoeugenol naturally occurs in the essential oils of roots from plants within the genus ''Pimpinella''. In addition to its ...

Chemicals with 2-propenyl groups

Isopropenyl acetate Isopropenyl acetate is an organic compound, which is the acetate ester of the enol tautomer of acetone. This colorless liquid is significant commercially as the principal precursor to acetylacetone. In organic synthesis, it is used to prepare en ...

is a 2-propenyl

ester In chemistry, an ester is a compound derived from an acid (either organic or inorganic) in which the hydrogen atom (H) of at least one acidic hydroxyl group () of that acid is replaced by an organyl group (R). These compounds contain a distin ...

, synthesizable from

ketene In organic chemistry, a ketene is an organic compound of the form , where R and R' are two arbitrary valence (chemistry), monovalent functional group, chemical groups (or two separate Substituent, substitution sites in the same molecule). The na ...

. Several

terpene Terpenes () are a class of natural products consisting of compounds with the formula (C5H8)n for n ≥ 2. Terpenes are major biosynthetic building blocks. Comprising more than 30,000 compounds, these unsaturated hydrocarbons are produced predomi ...

s feature 2-propenyl substituents: *

carvone Carvone is a member of a family of chemicals called terpenoids. Carvone is found naturally in many essential oils, but is most abundant in the oils from seeds of caraway (''Carum carvi''), spearmint (''Mentha spicata''), and dill. Uses Food appli ...

limonene Limonene () is a colorless liquid aliphatic hydrocarbon classified as a cyclic monoterpene, and is the major component in the essential oil of citrus fruit peels. The (+)-isomer, occurring more commonly in nature as the fragrance of oranges, ...

References

{{Functional groups Alkenyl groups