2-(4-hydroxy-6-methyl-2-trifluoromethyl-4H-chromen-4-yl)-1-phenylethan-1-one oxime

Base Information

• Chemical Name: 2-(4-hydroxy-6-methyl-2-trifluoromethyl-4H-chromen-4-yl)-1-phenylethan-1-one oxime
• CAS No.: 784144-76-9
• Molecular Formula: C₁₉H₁₆F₃NO₃
• Molecular Weight: 363.336

Synonyms:2-(4-hydroxy-6-methyl-2-trifluoromethyl-4H-chromen-4-yl)-1-phenylethan-1-one oxime

Chemical Property of 2-(4-hydroxy-6-methyl-2-trifluoromethyl-4H-chromen-4-yl)-1-phenylethan-1-one oxime

Chemical Property:

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Technology Process of 2-(4-hydroxy-6-methyl-2-trifluoromethyl-4H-chromen-4-yl)-1-phenylethan-1-one oxime

There total 1 articles about 2-(4-hydroxy-6-methyl-2-trifluoromethyl-4H-chromen-4-yl)-1-phenylethan-1-one oxime which guide to synthetic route it. The literature collected by LookChem mainly comes from the sharing of users and the free literature resources found by Internet computing technology. We keep the original model of the professional version of literature to make it easier and faster for users to retrieve and use. At the same time, we analyze and calculate the most feasible synthesis route with the highest yield for your reference as below:

synthetic route:

Reference yield: 62.0%

6-methyl-2-trifluoromethyl-chromen-4-one (579-00-0) + (E)-1-phenylethanone oxime (10341-75-0) → 2-(4-hydroxy-6-methyl-2-trifluoromethyl-4H-chromen-4-yl)-1-phenylethan-1-one oxime (784144-76-9)

Guidance literature:

(E)-1-phenylethanone oxime; With lithium diisopropyl amide; In diethyl ether; for 0.666667h;

6-methyl-2-trifluoromethyl-chromen-4-one; In tetrahydrofuran; diethyl ether; at 20 ℃; for 2h;

DOI:10.1007/s11172-006-0288-x

Reference yield: 89.0%

2-(4-hydroxy-6-methyl-2-trifluoromethyl-4H-chromen-4-yl)-1-phenylethan-1-one oxime (784144-76-9) → 6-methyl-3'-phenyl-2-trifluoromethylspiro[4H-chromene-4,5'-4',5'-dihydroisoxazole] (784144-80-5)

Guidance literature:

With hydrogenchloride; In ethanol;

DOI:10.1007/s11172-006-0288-x

Reference yield: 71.0%

2-(4-hydroxy-6-methyl-2-trifluoromethyl-4H-chromen-4-yl)-1-phenylethan-1-one oxime (784144-76-9) → 2-(6-methyl-2-trifluoromethyl-4H-chromen-4-ylidene)-1-phenylethan-1-one oxime (784144-88-3)

Guidance literature:

With sulfuric acid; at 20 ℃; for 0.333333h;

DOI:10.1007/s11172-006-0288-x

upstream raw materials:

6-methyl-2-trifluoromethyl-chromen-4-one

(E)-1-phenylethanone oxime

Downstream raw materials:

6-methyl-3'-phenyl-2-trifluoromethylspiro[4H-chromene-4,5'-4',5'-dihydroisoxazole]

2-(6-methyl-2-trifluoromethyl-4H-chromen-4-ylidene)-1-phenylethan-1-one oxime

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