methyl 3-methyl-2-(S)-(2-(R)-(4-nitrophenylsulfonamido)propanamido)butanoate

Base Information

• Chemical Name: methyl 3-methyl-2-(S)-(2-(R)-(4-nitrophenylsulfonamido)propanamido)butanoate
• CAS No.: 852852-96-1
• Molecular Formula: C₁₅H₂₁N₃O₇S
• Molecular Weight: 387.414

Synonyms:methyl 3-methyl-2-(S)-(2-(R)-(4-nitrophenylsulfonamido)propanamido)butanoate

Chemical Property of methyl 3-methyl-2-(S)-(2-(R)-(4-nitrophenylsulfonamido)propanamido)butanoate

Chemical Property:

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Technology Process of methyl 3-methyl-2-(S)-(2-(R)-(4-nitrophenylsulfonamido)propanamido)butanoate

There total 7 articles about methyl 3-methyl-2-(S)-(2-(R)-(4-nitrophenylsulfonamido)propanamido)butanoate 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: 74.0%

L-valine methylester hydrochloride (6306-52-1) + N-p-nitrophenylsulfonyl-D-alanyl chloride (405555-17-1) → methyl 3-methyl-2-(S)-(2-(R)-(4-nitrophenylsulfonamido)propanamido)butanoate (852852-96-1)

Guidance literature:

With sodium hydrogencarbonate; In chloroform; water; at 20 ℃; for 1h;

DOI:10.1021/jo0478959

Reference yield: 65.0%

L-valine methylester hydrochloride (6306-52-1) + 2-(R)-(4-nitrophenylsulfonamido)propanoic acid (852852-86-9) → methyl 3-methyl-2-(S)-(2-(R)-(4-nitrophenylsulfonamido)propanamido)butanoate (852852-96-1)

Guidance literature:

With thionyl chloride; triethylamine; In dichloromethane; at 20 ℃; for 0.666667h; Inert atmosphere;

DOI:10.1039/c5ra24527c

Reference yield:

L-Valine methyl ester (4070-48-8) + N-p-nitrophenylsulfonyl-D-alanyl chloride (405555-17-1) → methyl 3-methyl-2-(S)-(2-(R)-(4-nitrophenylsulfonamido)propanamido)butanoate (852852-96-1)

Guidance literature:

With sodium hydrogencarbonate; In chloroform; at 20 ℃; for 0.75h;

DOI:10.1016/j.tet.2007.05.121

upstream raw materials:

L-valine methylester hydrochloride

N-p-nitrophenylsulfonyl-D-alanyl chloride

L-Valine methyl ester

(S)-2-(4-nitrobenzenesulfonylamino)-3-methyl-butyric acid methyl ester

Downstream raw materials:

N-(N-methyl-N-nosyl-D-alanyl)-L-valine methyl ester

N-(N-(N-nosyl-L-isoleucyl)-D-alanyl)-L-valine methyl ester

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