(R)-1-<2-(acetyloxy)-1-(2-methoxy-6-methylphenyl)ethyl>-1H-pyrrole-2,5-dione

Base Information

• Chemical Name: (R)-1-<2-(acetyloxy)-1-(2-methoxy-6-methylphenyl)ethyl>-1H-pyrrole-2,5-dione
• CAS No.: 151858-79-6
• Molecular Formula: C₁₆H₁₇NO₅
• Molecular Weight: 303.315

Synonyms:(R)-1-<2-(acetyloxy)-1-(2-methoxy-6-methylphenyl)ethyl>-1H-pyrrole-2,5-dione

Chemical Property of (R)-1-<2-(acetyloxy)-1-(2-methoxy-6-methylphenyl)ethyl>-1H-pyrrole-2,5-dione

Chemical Property:

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Technology Process of (R)-1-<2-(acetyloxy)-1-(2-methoxy-6-methylphenyl)ethyl>-1H-pyrrole-2,5-dione

There total 10 articles about (R)-1-<2-(acetyloxy)-1-(2-methoxy-6-methylphenyl)ethyl>-1H-pyrrole-2,5-dione 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: 65.0%

Acetic acid (R)-2-(3-acetoxy-2,5-dioxo-pyrrolidin-1-yl)-2-(2-methoxy-6-methyl-phenyl)-ethyl ester → (R)-1-<2-(acetyloxy)-1-(2-methoxy-6-methylphenyl)ethyl>-1H-pyrrole-2,5-dione (151858-79-6)

Guidance literature:

With triethylamine; In toluene; at 120 ℃; for 48h;

DOI:10.1021/ja00076a036

Reference yield: 44.0%

acetic anhydride (108-24-7) + -4-<<2-hydroxy 1-(2-methoxy-6-methylphenyl)ethyl>amino>-4-oxo-2-butenoic acid (151858-78-5) → Acetic acid (R)-2-acetylamino-2-(2-methoxy-6-methyl-phenyl)-ethyl ester (151858-80-9) + (R)-1-<2-(acetyloxy)-1-(2-methoxy-6-methylphenyl)ethyl>-1H-pyrrole-2,5-dione (151858-79-6) + Acetic acid (R)-2-(3-acetoxy-2,5-dioxo-pyrrolidin-1-yl)-2-(2-methoxy-6-methyl-phenyl)-ethyl ester

Guidance literature:

With sodium acetate; at 120 ℃; for 20h;

DOI:10.1021/ja00076a036

Reference yield: 44.0%

sodium acetate (127-09-3) + acetic anhydride (108-24-7) + -4-<<2-hydroxy 1-(2-methoxy-6-methylphenyl)ethyl>amino>-4-oxo-2-butenoic acid (151858-78-5) → Acetic acid (R)-2-acetylamino-2-(2-methoxy-6-methyl-phenyl)-ethyl ester (151858-80-9) + (R)-1-<2-(acetyloxy)-1-(2-methoxy-6-methylphenyl)ethyl>-1H-pyrrole-2,5-dione (151858-79-6) + Acetic acid (R)-2-(3-acetoxy-2,5-dioxo-pyrrolidin-1-yl)-2-(2-methoxy-6-methyl-phenyl)-ethyl ester

Guidance literature:

at 120 ℃; for 20h;

DOI:10.1021/ja00076a036

upstream raw materials:

sodium acetate

acetic anhydride

-4-<<2-hydroxy 1-(2-methoxy-6-methylphenyl)ethyl>amino>-4-oxo-2-butenoic acid

(2R)-2-amino-2-(2-methoxy-6-methylphenyl)ethyl alcohol

Downstream raw materials:

<3aR-<1<1S^*,3(R^*),5R^*,6R^*>,3aα,6α,7aβ>>-1-<<3-<2-hydroxy-1-(2-methoxy-6-methylphenyl)ethyl>-8-methyl-2,4-dioxo-3,8-diazabicyclo<3.2.1>oct-6-yl>carbonyl>hexahydro-8,8-dimethyl-2,2-dioxo-3H-3a,6-methano-2,1-benzisothiazole

(R)-1-<2-hydroxy-1-(2-methoxy-6-methylphenyl)ethyl>-1H-pyrrole-2,5-dione

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