benzyl 4-[4,4-dimethyl-3-(4-methylcyclohex-3-enylcarbonyloxy)-2-oxopyrrolidin-1-yl]benzoate

Base Information

Chemical Name:benzyl 4-[4,4-dimethyl-3-(4-methylcyclohex-3-enylcarbonyloxy)-2-oxopyrrolidin-1-yl]benzoate
CAS No.:737762-30-0
Molecular Formula:C₂₈H₃₁NO₅
Molecular Weight:461.558
Hs Code.:

Synonyms:benzyl 4-[4,4-dimethyl-3-(4-methylcyclohex-3-enylcarbonyloxy)-2-oxopyrrolidin-1-yl]benzoate

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Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Chemical Property of benzyl 4-[4,4-dimethyl-3-(4-methylcyclohex-3-enylcarbonyloxy)-2-oxopyrrolidin-1-yl]benzoate

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Technology Process of benzyl 4-[4,4-dimethyl-3-(4-methylcyclohex-3-enylcarbonyloxy)-2-oxopyrrolidin-1-yl]benzoate

There total 4 articles about benzyl 4-[4,4-dimethyl-3-(4-methylcyclohex-3-enylcarbonyloxy)-2-oxopyrrolidin-1-yl]benzoate 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: 90.0%

: 78-79-5,9003-31-0
isoprene

: 737762-20-8
(+/-)-benzyl 4-(3-acryloyloxy-4,4-dimethyl-2-oxopyrrolidin-1-yl)benzoate

: 737762-30-0
benzyl 4-[4,4-dimethyl-3-(4-methylcyclohex-3-enylcarbonyloxy)-2-oxopyrrolidin-1-yl]benzoate

Guidance literature:: With titanium tetrachloride; In dichloromethane; at -20 - 0 ℃; for 5h;
DOI:10.1002/ejoc.200400019

Reference yield:

: 555-06-6
sodium p-aminobenzoate

: 737762-30-0
benzyl 4-[4,4-dimethyl-3-(4-methylcyclohex-3-enylcarbonyloxy)-2-oxopyrrolidin-1-yl]benzoate

Guidance literature:: Multi-step reaction with 4 steps

1: 45 percent / 72 h / 190 °C

2: 90 percent / BOP; DIEA / dimethylformamide / 5 h / 20 °C

3: 82 percent / triethylamine / CH₂Cl₂ / 2 h / -20 °C

4: 90 percent / TiCl₄ / CH₂Cl₂ / 5 h / -20 - 0 °C

With titanium tetrachloride; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine; N-ethyl-N,N-diisopropylamine; In dichloromethane; N,N-dimethyl-formamide; 4: Diels-Alder reaction;
DOI:10.1002/ejoc.200400019

Reference yield:

: 79-50-5
pantolactone

: 737762-30-0
benzyl 4-[4,4-dimethyl-3-(4-methylcyclohex-3-enylcarbonyloxy)-2-oxopyrrolidin-1-yl]benzoate

Guidance literature:: Multi-step reaction with 4 steps

1: 45 percent / 72 h / 190 °C

2: 90 percent / BOP; DIEA / dimethylformamide / 5 h / 20 °C

3: 82 percent / triethylamine / CH₂Cl₂ / 2 h / -20 °C

4: 90 percent / TiCl₄ / CH₂Cl₂ / 5 h / -20 - 0 °C

With titanium tetrachloride; (benzotriazo-1-yloxy)tris(dimethylamino)phosphonium hexafluorophosphate; triethylamine; N-ethyl-N,N-diisopropylamine; In dichloromethane; N,N-dimethyl-formamide; 4: Diels-Alder reaction;
DOI:10.1002/ejoc.200400019