Pronunciation: [ˌɪndˈiːn] (IPA) 
The word "indene" is spelled with the phonetic transcription /ˈɪndiːn/. This means that the first syllable is pronounced with a short "i" sound, while the second syllable is pronounced with a long "e" sound. The "d" in "indene" is pronounced like a "d" sound, and the "n" is pronounced like an "n" sound. This spelling follows the phonetic rules of the English language, making it easy for speakers to pronounce and understand the word.
Indene is a chemical compound that belongs to the class of organic molecules known as polycyclic aromatic hydrocarbons (PAHs). It is composed of a bicyclic structure consisting of a benzene ring fused with a five-membered ring, resulting in its distinct structure.
In more technical terms, indene is a bicyclic hydrocarbon with the chemical formula C9H8, containing nine carbon atoms and eight hydrogen atoms. It can be classified as an aromatic compound due to the presence of a benzene ring within its structure. Indene is a colorless to pale yellow liquid with a slightly sweet odor, and it is insoluble in water but soluble in organic solvents.
Indene is primarily produced through processes such as coal tar distillation or the pyrolysis of petroleum. It finds various applications in the chemical industry, frequently used as a starting material for the synthesis of a wide range of compounds. These derivatives are utilized in the production of lubricants, synthetic resins, dyes, and pharmaceuticals.
From a structural standpoint, indene possesses unique properties due to its fused aromatic rings. These properties make it a valuable building block for the construction of complex organic molecules. The distinctive characteristics of indene underscore its importance and versatility in diverse fields of chemistry and industrial applications.
The word "indene" is derived from the combination of two terms: "indene" and "ene".
The term "indene" originates from the word "ind" and the suffix "-ene". The "ind" part refers to the word "indigo", indicating its relationship to the dye indigo. "Indigo" originally comes from the Greek word "indikón", which means "Indian dye", reflecting its historical use as a coloring agent in India. Over time, "indigo" influenced the formation of "ind" as a prefix to indicate compounds or substances related to indigo.
The suffix "-ene" is commonly used in organic chemistry to denote an unsaturated hydrocarbon compound with a double bond between carbon atoms. This suffix is derived from the Greek term "hén", which means "one" or "single".
