(2-tert-butoxycarbonylamino-propionylamino)-(2-difluoromethyl-phenylsulfanyl)-acetic acid tert-butyl ester

Base Information

• Chemical Name: (2-tert-butoxycarbonylamino-propionylamino)-(2-difluoromethyl-phenylsulfanyl)-acetic acid tert-butyl ester
• CAS No.: 500897-95-0
• Molecular Formula: C₂₁H₃₀F₂N₂O₅S
• Molecular Weight: 460.542

Synonyms:(2-tert-butoxycarbonylamino-propionylamino)-(2-difluoromethyl-phenylsulfanyl)-acetic acid tert-butyl ester

Chemical Property of (2-tert-butoxycarbonylamino-propionylamino)-(2-difluoromethyl-phenylsulfanyl)-acetic acid tert-butyl ester

Chemical Property:

Purity/Quality:

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Technology Process of (2-tert-butoxycarbonylamino-propionylamino)-(2-difluoromethyl-phenylsulfanyl)-acetic acid tert-butyl ester

There total 3 articles about (2-tert-butoxycarbonylamino-propionylamino)-(2-difluoromethyl-phenylsulfanyl)-acetic acid tert-butyl ester 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: 51.0%

(2-tert-butoxycarbonylamino-propionylamino)-(2-formyl-phenylsulfanyl)-acetic acid tert-butyl ester (500897-92-7) → (2-tert-butoxycarbonylamino-propionylamino)-(2-difluoromethyl-phenylsulfanyl)-acetic acid tert-butyl ester (500897-95-0)

Guidance literature:

With 4,4'-diaminostilbene-2,2'-disulfonic acid; In dichloromethane; at 0 ℃; for 16h;

DOI:10.1002/1099-0690(200211)2002:21<3573::AID-EJOC3573>3.0.CO;2-V

Reference yield:

2-formylthiophenol (29199-11-9) → (2-tert-butoxycarbonylamino-propionylamino)-(2-difluoromethyl-phenylsulfanyl)-acetic acid tert-butyl ester (500897-95-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 78 percent / triethylamine / CHCl₃ / 18 h / 20 °C

2: 51 percent / DAST / CH₂Cl₂ / 16 h / 0 °C

With triethylamine; 4,4'-diaminostilbene-2,2'-disulfonic acid; In dichloromethane; chloroform;

DOI:10.1002/1099-0690(200211)2002:21<3573::AID-EJOC3573>3.0.CO;2-V

Reference yield:

acetoxy-(2-tert-butoxycarbonylamino-propionylamino)-acetic acid tert-butyl ester → (2-tert-butoxycarbonylamino-propionylamino)-(2-difluoromethyl-phenylsulfanyl)-acetic acid tert-butyl ester (500897-95-0)

Guidance literature:

Multi-step reaction with 2 steps

1: 78 percent / triethylamine / CHCl₃ / 18 h / 20 °C

2: 51 percent / DAST / CH₂Cl₂ / 16 h / 0 °C

With triethylamine; 4,4'-diaminostilbene-2,2'-disulfonic acid; In dichloromethane; chloroform;

DOI:10.1002/1099-0690(200211)2002:21<3573::AID-EJOC3573>3.0.CO;2-V

upstream raw materials:

(2-tert-butoxycarbonylamino-propionylamino)-(2-formyl-phenylsulfanyl)-acetic acid tert-butyl ester

2-formylthiophenol

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