ethyl 4-[N-(3,3-dimethylallyl)-(4-methylphenyl)sulfonylamino]-2-butynoate

Base Information

• Chemical Name: ethyl 4-[N-(3,3-dimethylallyl)-(4-methylphenyl)sulfonylamino]-2-butynoate
• CAS No.: 1147121-56-9
• Molecular Formula: C₁₈H₂₃NO₄S
• Molecular Weight: 349.451

Synonyms:ethyl 4-[N-(3,3-dimethylallyl)-(4-methylphenyl)sulfonylamino]-2-butynoate

Chemical Property of ethyl 4-[N-(3,3-dimethylallyl)-(4-methylphenyl)sulfonylamino]-2-butynoate

Chemical Property:

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Technology Process of ethyl 4-[N-(3,3-dimethylallyl)-(4-methylphenyl)sulfonylamino]-2-butynoate

There total 1 articles about ethyl 4-[N-(3,3-dimethylallyl)-(4-methylphenyl)sulfonylamino]-2-butynoate 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: 69.0%

chloroformic acid ethyl ester (541-41-3) + N-prenyl-N-propargyltosylamide (132330-44-0) → ethyl 4-[N-(3,3-dimethylallyl)-(4-methylphenyl)sulfonylamino]-2-butynoate (1147121-56-9)

Guidance literature:

N-prenyl-N-propargyltosylamide; With n-butyllithium; In tetrahydrofuran; pentane; at -78 ℃; for 0.166667h; Inert atmosphere;

chloroformic acid ethyl ester; In tetrahydrofuran; pentane; at -78 - 20 ℃; Inert atmosphere;

DOI:10.1016/j.tet.2009.01.065

Reference yield: 84.0%

ethyl 4-[N-(3,3-dimethylallyl)-(4-methylphenyl)sulfonylamino]-2-butynoate (1147121-56-9) → ethyl 4-[N-[(3,3-dimethyloxiran-2-yl)methyl]-(4-methylphenyl)sulfonylamino]-2-butynoate (1147121-38-7)

Guidance literature:

With 3-chloro-benzenecarboperoxoic acid; In dichloromethane; water; at 0 - 20 ℃; Inert atmosphere;

DOI:10.1016/j.tet.2009.01.065

Reference yield: 70.0%

ethyl 4-[N-(3,3-dimethylallyl)-(4-methylphenyl)sulfonylamino]-2-butynoate (1147121-56-9) → {4-(1-methylethylenyl)-1-[(4-methylphenyl)sulfonyl]-pyrrolidin-3-ylidene}-acetic acid ethyl ester (1201807-76-2)

Guidance literature:

With bismuth(III) chloride; In 1,2-dichloro-ethane; at 60 ℃; for 12h; Inert atmosphere;

DOI:10.1002/ejoc.200900819

upstream raw materials:

chloroformic acid ethyl ester

N-prenyl-N-propargyltosylamide

Downstream raw materials:

ethyl 4-[N-[(3,3-dimethyloxiran-2-yl)methyl]-(4-methylphenyl)sulfonylamino]-2-butynoate

{4-(1-methylethylenyl)-1-[(4-methylphenyl)sulfonyl]-pyrrolidin-3-ylidene}-acetic acid ethyl ester

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