6-(4-Bromo-phenyl)-3-[1-(4-methoxy-phenyl)-meth-(Z)-ylidene]-4-oxo-3,4-dihydro-4λ⁴-[1,4]oxathiin-2-one

Base Information

• Chemical Name: 6-(4-Bromo-phenyl)-3-[1-(4-methoxy-phenyl)-meth-(Z)-ylidene]-4-oxo-3,4-dihydro-4λ⁴-[1,4]oxathiin-2-one
• CAS No.: 104484-39-1
• Molecular Formula: C₁₈H₁₃BrO₄S
• Molecular Weight: 405.269

Synonyms:6-(4-Bromo-phenyl)-3-[1-(4-methoxy-phenyl)-meth-(Z)-ylidene]-4-oxo-3,4-dihydro-4λ⁴-[1,4]oxathiin-2-one

Chemical Property of 6-(4-Bromo-phenyl)-3-[1-(4-methoxy-phenyl)-meth-(Z)-ylidene]-4-oxo-3,4-dihydro-4λ⁴-[1,4]oxathiin-2-one

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Technology Process of 6-(4-Bromo-phenyl)-3-[1-(4-methoxy-phenyl)-meth-(Z)-ylidene]-4-oxo-3,4-dihydro-4λ⁴-[1,4]oxathiin-2-one

There total 3 articles about 6-(4-Bromo-phenyl)-3-[1-(4-methoxy-phenyl)-meth-(Z)-ylidene]-4-oxo-3,4-dihydro-4λ⁴-[1,4]oxathiin-2-one 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: 74.0%

6-(4-Bromo-phenyl)-3-[1-(4-methoxy-phenyl)-meth-(Z)-ylidene]-[1,4]oxathiin-2-one (104484-14-2) → 6-(4-Bromo-phenyl)-3-[1-(4-methoxy-phenyl)-meth-(Z)-ylidene]-4-oxo-3,4-dihydro-4λ4-[1,4]oxathiin-2-one (104484-39-1)

Guidance literature:

With 3-chloro-benzenecarboperoxoic acid; In dichloromethane; at 0 - 5 ℃; for 2h;

Reference yield:

3-(4-methoxyphenyl)-2-sulfanylpropenoic acid (93515-30-1,5740-35-2) → 6-(4-Bromo-phenyl)-3-[1-(4-methoxy-phenyl)-meth-(Z)-ylidene]-4-oxo-3,4-dihydro-4λ4-[1,4]oxathiin-2-one (104484-39-1)

Guidance literature:

Multi-step reaction with 3 steps

1: 92 percent / NaOH

2: 61 percent / triethylamine / CH₂Cl₂ / 24 h / Ambient temperature

3: 74 percent / m-chloroperbenzoic acid / CH₂Cl₂ / 2 h / 0 - 5 °C

With sodium hydroxide; triethylamine; 3-chloro-benzenecarboperoxoic acid; In dichloromethane;

Reference yield:

(Z)-2-Acetylsulfanyl-3-(4-methoxy-phenyl)-acrylic acid (104484-11-9) → 6-(4-Bromo-phenyl)-3-[1-(4-methoxy-phenyl)-meth-(Z)-ylidene]-4-oxo-3,4-dihydro-4λ4-[1,4]oxathiin-2-one (104484-39-1)

Guidance literature:

Multi-step reaction with 2 steps

1: 61 percent / triethylamine / CH₂Cl₂ / 24 h / Ambient temperature

2: 74 percent / m-chloroperbenzoic acid / CH₂Cl₂ / 2 h / 0 - 5 °C

With triethylamine; 3-chloro-benzenecarboperoxoic acid; In dichloromethane;

upstream raw materials:

6-(4-Bromo-phenyl)-3-[1-(4-methoxy-phenyl)-meth-(Z)-ylidene]-[1,4]oxathiin-2-one

3-(4-methoxyphenyl)-2-sulfanylpropenoic acid

(Z)-2-Acetylsulfanyl-3-(4-methoxy-phenyl)-acrylic acid

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