56671-82-0Relevant articles and documents
Industrial production method of 3-trifluoromethyl-2-cyclohexene-1-one
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Paragraph 0027-0029; 0033-0036, (2021/04/21)
The invention relates to an industrial production method of 3-trifluoromethyl-2-cyclohexene-1-one, which is prepared from 1, 3-cyclohexanedione through iodination and trifluoromethylation, has obviously higher yield than the prior art, does not need special reaction conditions such as high temperature, high pressure and the like, does not involve the use of heavy metal pollution reagents, and has the advantages of simple reaction and post-treatment and low cost. The product is easy to purify and suitable for industrial production.
3,4-DISUBSTITUTED 3-CYCLOBUTENE-1,2-DIONES AND USE THEREOF
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Paragraph 0544; 0545, (2019/02/24)
Described herein are compounds, or pharmaceutically acceptable salts thereof, of the following formula: The compounds are useful for treating inflammatory and autoimmune diseases.
Synthesis of β-chloro, β-bromo, and β-iodo α,β-unsaturated ketones
Piers, Edward,Grierson, John R.,Lau, Cheuk Kun,Nagakura, Isao
, p. 210 - 223 (2007/10/02)
A new, efficient method for the preparation of β-chloro, β-bromo, and β-iodo α,β-unsaturated ketones is described.The method involves the reaction of β-diketones or α-hydroxymethylenecycloalkanones with triphenylphosphine dihalides in the presence of trie
