In chemistry, an acetylide is a compound that can be viewed as the result of replacing one or both hydrogen atoms of acetylene (ethyne) HC≡CH by metallic or other cations. Calcium carbide is an important industrial compound, which has long been used to produce acetylene for welding and illumination. It is also a major precursor to vinyl ...

Acetylide refers to a class of chemical compounds in which metal is bonded with an alkyne. The general formula of acetylide is RC≡CM, where R is an organic side chain. Acetylide is a well-known reagent used in the synthesis of organic compounds.

2021年8月26日 · Acetylide anions are strong bases and strong nucleophiles. Therefore, they are able to displace halides and other leaving groups in substitution reactions. The product is a substituted alkyne.

write an equation to describe the reaction of an acetylide ion with an alkyl halide. discuss the importance of the reaction between acetylide ions and alkyl halides as a method of extending a carbon chain. identify the alkyne (and hence the acetylide ion) and the alkyl halide needed to synthesize a given alkyne.

Acetylide | C12H14ClF2NO4S | CID 16058881 - structure, chemical names, physical and chemical properties, classification, patents, literature, biological activities, safety/hazards/toxicity information, supplier lists, and more.

An acetylide anion is an anion formed by removing the proton from the end carbon of a terminal alkyne: An acidity order is a list of compounds arranged in order of increasing or decreasing acidity.

2013年5月1日 · Terminal alkynes have unusually acidic C–H bonds (pK a 25). Treatment with a strong base such as sodium amide (NaNH 2) gives an acetylide, the name for the conjugate base of a terminal alkyne.

Acetylide ions are the conjugate bases of terminal alkynes: What makes them different from the conjugate bases of alkanes and alkenes is that they are easier to prepare and use in other reactions.

Acetylide, also known as ethynide, dicarbide, and percarbide, is an ion. Its chemical formula is C 2 2-. It is made by deprotonation of acetylene. Some acetylides (chemical compounds contain acetylide ions) are explosive. Many acetylides are used in organic chemistry. Some are known as carbides. Copper(I) acetylide is an example.

2024年9月30日 · Acetylides refer to a class of compounds in which a metal is attached to an alkyne. The general formula for acetylides is RC≡CM, where R is an organic side chain. Acetylide is a well-known reagent used in the synthesis of organic compounds. They are also formed as intermediates in coupling reactions.