4,5-Dihydro-1-(4-methylphenylsulfonyl)-2-(triphenylphosphoranylidenamino)-3-pyrrolcarbonsaeure-ethylester

Base Information

• Chemical Name: 4,5-Dihydro-1-(4-methylphenylsulfonyl)-2-(triphenylphosphoranylidenamino)-3-pyrrolcarbonsaeure-ethylester
• CAS No.: 96325-52-9
• Molecular Formula: C₃₂H₃₁N₂O₄PS
• Molecular Weight: 570.649

Synonyms:4,5-Dihydro-1-(4-methylphenylsulfonyl)-2-(triphenylphosphoranylidenamino)-3-pyrrolcarbonsaeure-ethylester

Chemical Property of 4,5-Dihydro-1-(4-methylphenylsulfonyl)-2-(triphenylphosphoranylidenamino)-3-pyrrolcarbonsaeure-ethylester

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Technology Process of 4,5-Dihydro-1-(4-methylphenylsulfonyl)-2-(triphenylphosphoranylidenamino)-3-pyrrolcarbonsaeure-ethylester

There total 1 articles about 4,5-Dihydro-1-(4-methylphenylsulfonyl)-2-(triphenylphosphoranylidenamino)-3-pyrrolcarbonsaeure-ethylester 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: 73.0%

2-Amino-1-tosyl-Δ2-pyrrolin-3-carbonsaeure-ethylester (50625-04-2) + dichlorotriphenylphosphorane (2526-64-9) → 4,5-Dihydro-1-(4-methylphenylsulfonyl)-2-(triphenylphosphoranylidenamino)-3-pyrrolcarbonsaeure-ethylester (96325-52-9)

Guidance literature:

With hexachloroethane; triethylamine; In acetonitrile; for 12h; Ambient temperature;

Reference yield: 83.0%

4,5-Dihydro-1-(4-methylphenylsulfonyl)-2-(triphenylphosphoranylidenamino)-3-pyrrolcarbonsaeure-ethylester (96325-52-9) + propynoic acid ethyl ester (623-47-2) → 6,7-Dihydro-1-(4-methylphenylsulfonyl)-2-(triphenylphosphoranylidenamino)-1H-azepin-3,5-dicarbonsaeure-3,5-diethylester (128054-00-2)

Guidance literature:

In acetonitrile; for 2h; Heating;

Reference yield: 69.0%

4,5-Dihydro-1-(4-methylphenylsulfonyl)-2-(triphenylphosphoranylidenamino)-3-pyrrolcarbonsaeure-ethylester (96325-52-9) + propynoic acid methyl ester (922-67-8) → 6,7-Dihydro-1-(4-methylphenylsulfonyl)-2-(triphenylphosphoranylidenamino)-1H-azepin-3,5-dicarbonsaeure-5-ethylester-3-methylester (96325-56-3)

Guidance literature:

In acetonitrile; for 2h; Heating;

upstream raw materials:

2-Amino-1-tosyl-Δ²-pyrrolin-3-carbonsaeure-ethylester

dichlorotriphenylphosphorane

Downstream raw materials:

2-Ethoxy-3,5,6,7-tetrahydro-7-(4-methylphenylsulfonyl)-3-phenyl-4H-pyrrolo<2.3-d>pyrimidin-4-on

6,7-Dihydro-1-(4-methylphenylsulfonyl)-2-(triphenylphosphoranylidenamino)-1H-azepin-3,5-dicarbonsaeure-5-ethylester-3-methylester

6,7-Dihydro-1-(4-methylphenylsulfonyl)-2-(triphenylphosphoranylidenamino)-1H-azepin-3,5-dicarbonsaeure-3,5-diethylester

2-Ethoxy-3,5,6,7-tetrahydro-3-isopropyl-7-(4-methylphenylsulfonyl)-4H-pyrrolo<2.3-d>pyrimidin-4-on

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