Amerigo Scientific
3,9-Bis(2,4-dicumylphenoxy)-2,4,8,10-tetraoxa-3,9-diphosphaspiro[5. 5]undecane an antioxidant for polymers. It is widely used as stabilizer for polymers.
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Amerigo Scientific
3′-(Trifluoromethoxy)acetophenone is a meta-substituted acetophenone. Ruthenium-catalyzed reaction of carbon-hydrogen bonds in 3′-(trifluoromethoxy)acetophenone (m-(trifluoromethoxy)acetophenone) with olefins has been examined.
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Amerigo Scientific
Asymmetric catalytic addition of ethyl groups to 3′-(trifluoromethyl)acetophenone catalyzed by ligands derived from trans-1,2-diaminocyclohexane and camphor sulfonyl chloride has been reported. Phenylation of 3′-(trifluoromethyl)acetophenone in the presence of dihydroxy bis(sulfonamide) ligand (enantioselective catalyst), titanium tetraisopropoxide and diphenylzinc has been investigated.
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Amerigo Scientific
Amerigo Scientific
3′-Bromo-4′-fluoroacetophenone is also referred as 3-bromo-4-fluoro-acetophenone. Palladium-catalyzed amination of 3-bromo-4-fluoro-acetophenone has been reported.
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Amerigo Scientific
3′-Bromo-5′-chloro-2′-hydroxyacetophenone is a halogenated aromatic hydroxyl ketone. It participates in the synthesis of racemates of 8-bromo-6-chloro-2-alkyl substituted chroman-4-ones.
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Amerigo Scientific
Amerigo Scientific
Influence of solvents and temperature on the yield and enantioselectivity of the phenylation of 3′-chloropropiophenone has been investigated.
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Amerigo Scientific
3′-Fluoro-4′-methoxyacetophenone can be prepared by Friedel-Crafts reaction of o-fluoroanisole with acetic anhydride.
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Amerigo Scientific
Bioreduction of 3′-fluoroacetophenone by cells of Aspergillus terreus in phosphate buffer solution-glycerol has been reported.
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Amerigo Scientific
Amerigo Scientific