(Z)-1-acetyl-3-(2-bromo-5-isopropoxy-4-methoxy-3-methylphenylmethylene)-2,5-piperazinedione

Base Information

• Chemical Name: (Z)-1-acetyl-3-(2-bromo-5-isopropoxy-4-methoxy-3-methylphenylmethylene)-2,5-piperazinedione
• CAS No.: 310903-92-5
• Molecular Formula: C₁₈H₂₁BrN₂O₅
• Molecular Weight: 425.279

Synonyms:(Z)-1-acetyl-3-(2-bromo-5-isopropoxy-4-methoxy-3-methylphenylmethylene)-2,5-piperazinedione

Chemical Property of (Z)-1-acetyl-3-(2-bromo-5-isopropoxy-4-methoxy-3-methylphenylmethylene)-2,5-piperazinedione

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Technology Process of (Z)-1-acetyl-3-(2-bromo-5-isopropoxy-4-methoxy-3-methylphenylmethylene)-2,5-piperazinedione

There total 1 articles about (Z)-1-acetyl-3-(2-bromo-5-isopropoxy-4-methoxy-3-methylphenylmethylene)-2,5-piperazinedione 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: 74.3%

N,N'-diacetylpiperazin-2,5-dione (3027-05-2) + 2-bromo-5-isopropyloxy-4-methoxy-3-methylbenzaldehyde (287117-38-8) → (Z)-1-acetyl-3-(2-bromo-5-isopropoxy-4-methoxy-3-methylphenylmethylene)-2,5-piperazinedione (310903-92-5)

Guidance literature:

With potassium tert-butylate; In N,N-dimethyl-formamide; tert-butyl alcohol; at 20 ℃; for 1h;

DOI:10.1248/cpb.48.1549

Reference yield: 100.0%

(Z)-1-acetyl-3-(2-bromo-5-isopropoxy-4-methoxy-3-methylphenylmethylene)-2,5-piperazinedione (310903-92-5) → 1-acetyl-3-(2-bromo-5-isopropoxy-4-methoxy-3-methylphenylmethyl)-2,5-piperazinedione (628716-91-6)

Guidance literature:

With hydrogen; Rh on carbon; In methanol; for 1h; under 760 Torr;

DOI:10.1248/cpb.51.821

Reference yield:

(Z)-1-acetyl-3-(2-bromo-5-isopropoxy-4-methoxy-3-methylphenylmethylene)-2,5-piperazinedione (310903-92-5) → 1-acetyl-3-(3-isopropoxy-4-methoxy-5-methyl-benzyl)-piperazine-2,5-dione

Guidance literature:

With hydrogen; palladium on activated charcoal; In ethanol; for 1h; under 760 Torr;

DOI:10.1248/cpb.51.821

upstream raw materials:

N,N'-diacetylpiperazin-2,5-dione

2-bromo-5-isopropyloxy-4-methoxy-3-methylbenzaldehyde

Downstream raw materials:

1-Acetyl-3-[1-(2-bromo-5-isopropoxy-4-methoxy-3-methyl-phenyl)-meth-(Z)-ylidene]-4-(4-methoxy-benzyl)-piperazine-2,5-dione

1-acetyl-3-(2-bromo-5-isopropoxy-4-methoxy-3-methylphenylmethyl)-2,5-piperazinedione

1,4-diacetyl-3-(2-bromo-5-isopropoxy-4-methoxy-3-methylphenylmethyl)-2,5-piperazinedione

(Z)-1-acetyl-6-(2-bromo-5-isopropoxy-4-methoxy-3-methylphenylmethyl)-3-[3-methyl-2-(4-methylbenzenesulfoxy)-4,5-methylenedioxyphenylidene]piperazine-2,5-dione

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