Introduction to the catalytic functions of organozinc catalysts

Organic zinc must contain hydrocarbons in its molecular formula, such as zinc isooctanoate, zinc naphthenate, Methyl zinc and lauryl dibutyl zinc, etc. belong to the organic zinc category. Inorganic zinc refers to zinc compounds that do not contain hydrocarbons (usually containing alkyl groups), such as zinc oxide, zinc chloride, zinc nitrate, etc., which are all inorganic zinc. From the physical appearance, most of the inorganic zinc is white solid crystal, while part of the organic zinc is liquid and part is solid. Inorganic zinc mostly uses its physical properties as fillers, and organic zinc is used as a catalytic phase for proton transfer to accelerate chemical reactions and in some medical fields.

organic zinc

Explanation of organic zinc in academic literature:

1. The method of zinc supplementation can be to add inorganic zinc or organic zinc to the feed. Inorganic zinc mainly includes zinc sulfate, zinc oxide, zinc carbonate, etc., organic zinc Zinc refers to a complex or chelate formed by organic ligands, such as zinc gluconate, zinc methionine, etc. Different forms of zinc have different utilization rates in the body. Generally speaking, the biological potency of inorganic zinc is lower than Organic zinc, and organic zinc is lower than amino acid chelated zinc.

2. Organic zinc refers to the complex (such as zinc glucate) or chelate (such as zinc methionine) formed by zinc and organic ligands. Amino acid zinc chelates have become today’s trace element zinc additives main development trends.

Organic zinc refers to the complex (such as zinc glucate) or chelate (such as zinc methionine) formed by zinc and organic ligands. Amino acid zinc chelates have become today’s trace elements Main development trends of zinc additives. Organic zinc plays a major role in rubber, plant feed, feed, and livestock production.
Organozinc compounds refers to a class of organic compounds containing carbon-zinc chemical bonds. Organozinc chemistry is a discipline that studies the physical and chemical properties, synthesis and reactions of organozinc compounds. [1][2][3][4] The first organozinc compound discovered and prepared was diethylzinc (discovered by Edward Frankland in 1849). It was also the first compound discovered to have a metal-carbon σ bond. Many organozinc compounds are flammable and difficult to handle (most organic solvents are also flammable and present a safety hazard).

Most organozinc compounds are easily oxidized and will decompose when dissolved in protic solvents. In many reactions, Organozinc reagent needs to be prepared and used immediately and cannot be separated, purified or stored for too long. All reactions using organozinc reagents need to be carried out under the protection of an inert gas, such as nitrogen or argon. The most common oxidation state of organozinc compounds is +2. It can be divided into three types: organic zinc halogen compounds (R-Zn-X, where X represents a halogen atom); dialkyl zinc compounds (R-Zn-R, where R represents an alkyl or aryl group); zincic acid Lithium salt or magnesium zincate salt (M+R3Zn-, where M represents lithium or magnesium). Due to the different electronegativities of the carbon and zinc elements: (2.55 for carbon; 1.65 for zinc), the polarity of the carbon-zinc chemical bond points toward the carbon atom.

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