(S)-2-{(R)-2-[(S)-2-((R)-2-Aminooxy-4-methyl-pentanoylaminooxy)-3-phenyl-propionylaminooxy]-4-methyl-pentanoylaminooxy}-3-phenyl-propionic acid tert-butyl ester

Base Information

• Chemical Name: (S)-2-{(R)-2-[(S)-2-((R)-2-Aminooxy-4-methyl-pentanoylaminooxy)-3-phenyl-propionylaminooxy]-4-methyl-pentanoylaminooxy}-3-phenyl-propionic acid tert-butyl ester
• CAS No.: 500800-67-9
• Molecular Formula: C₃₄H₅₀N₄O₉
• Molecular Weight: 658.792
• Mol file: 500800-67-9.mol

Synonyms:(S)-2-{(R)-2-[(S)-2-((R)-2-Aminooxy-4-methyl-pentanoylaminooxy)-3-phenyl-propionylaminooxy]-4-methyl-pentanoylaminooxy}-3-phenyl-propionic acid tert-butyl ester

Chemical Property of (S)-2-{(R)-2-[(S)-2-((R)-2-Aminooxy-4-methyl-pentanoylaminooxy)-3-phenyl-propionylaminooxy]-4-methyl-pentanoylaminooxy}-3-phenyl-propionic acid tert-butyl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of (S)-2-{(R)-2-[(S)-2-((R)-2-Aminooxy-4-methyl-pentanoylaminooxy)-3-phenyl-propionylaminooxy]-4-methyl-pentanoylaminooxy}-3-phenyl-propionic acid tert-butyl ester

There total 4 articles about (S)-2-{(R)-2-[(S)-2-((R)-2-Aminooxy-4-methyl-pentanoylaminooxy)-3-phenyl-propionylaminooxy]-4-methyl-pentanoylaminooxy}-3-phenyl-propionic 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: 94.0%

(S)-2-((R)-2-{(S)-2-[(R)-2-(1,3-Dioxo-1,3-dihydro-isoindol-2-yloxy)-4-methyl-pentanoylaminooxy]-3-phenyl-propionylaminooxy}-4-methyl-pentanoylaminooxy)-3-phenyl-propionic acid tert-butyl ester (500800-66-8) → (S)-2-{(R)-2-[(S)-2-((R)-2-Aminooxy-4-methyl-pentanoylaminooxy)-3-phenyl-propionylaminooxy]-4-methyl-pentanoylaminooxy}-3-phenyl-propionic acid tert-butyl ester (500800-67-9)

Guidance literature:

With hydrazine hydrate; In methanol; at 20 ℃;

DOI:10.1021/ja027073y

Reference yield:

(S)-2-[(R)-2-(1,3-Dioxo-1,3-dihydro-isoindol-2-yloxy)-4-methyl-pentanoylaminooxy]-3-phenyl-propionic acid tert-butyl ester (500800-63-5) → (S)-2-{(R)-2-[(S)-2-((R)-2-Aminooxy-4-methyl-pentanoylaminooxy)-3-phenyl-propionylaminooxy]-4-methyl-pentanoylaminooxy}-3-phenyl-propionic acid tert-butyl ester (500800-67-9)

Guidance literature:

Multi-step reaction with 3 steps

1: 100 percent / TFA / CH₂Cl₂ / 20 °C

2: 82 percent / EDCI; HOAt / CH₂Cl₂ / 20 °C

3: 94 percent / NH₂NH₂*H₂O / methanol / 20 °C

With 1-hydroxy-7-aza-benzotriazole; hydrazine hydrate; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; trifluoroacetic acid; In methanol; dichloromethane;

DOI:10.1021/ja027073y

Reference yield:

(S)-2-[(R)-2-(1,3-Dioxo-1,3-dihydro-isoindol-2-yloxy)-4-methyl-pentanoylaminooxy]-3-phenyl-propionic acid (500800-64-6) → (S)-2-{(R)-2-[(S)-2-((R)-2-Aminooxy-4-methyl-pentanoylaminooxy)-3-phenyl-propionylaminooxy]-4-methyl-pentanoylaminooxy}-3-phenyl-propionic acid tert-butyl ester (500800-67-9)

Guidance literature:

Multi-step reaction with 2 steps

1: 82 percent / EDCI; HOAt / CH₂Cl₂ / 20 °C

2: 94 percent / NH₂NH₂*H₂O / methanol / 20 °C

With 1-hydroxy-7-aza-benzotriazole; hydrazine hydrate; 1-ethyl-(3-(3-dimethylamino)propyl)-carbodiimide hydrochloride; In methanol; dichloromethane;

DOI:10.1021/ja027073y

upstream raw materials:

(S)-2-((R)-2-{(S)-2-[(R)-2-(1,3-Dioxo-1,3-dihydro-isoindol-2-yloxy)-4-methyl-pentanoylaminooxy]-3-phenyl-propionylaminooxy}-4-methyl-pentanoylaminooxy)-3-phenyl-propionic acid tert-butyl ester

(S)-2-[(R)-2-(1,3-Dioxo-1,3-dihydro-isoindol-2-yloxy)-4-methyl-pentanoylaminooxy]-3-phenyl-propionic acid

(S)-2-((R)-2-Aminooxy-4-methyl-pentanoylaminooxy)-3-phenyl-propionic acid tert-butyl ester

(S)-2-[(R)-2-(1,3-Dioxo-1,3-dihydro-isoindol-2-yloxy)-4-methyl-pentanoylaminooxy]-3-phenyl-propionic acid tert-butyl ester

Downstream raw materials:

2-{2-[2-(2-{2-[2-(1,3-dioxo-1,3-dihydro-isoindol-2-yloxy)-4-methyl-pentanoylaminooxy]-3-phenyl-propionylaminooxy}-4-methyl-pentanoylaminooxy)-3-phenyl-propionylaminooxy]-4-methyl-pentanoylaminooxy}-3-phenyl-propionic acid tert-butyl ester

(S)-2-[(R)-2-((S)-2-{(R)-2-[(S)-2-((R)-2-Aminooxy-4-methyl-pentanoylaminooxy)-3-phenyl-propionylaminooxy]-4-methyl-pentanoylaminooxy}-3-phenyl-propionylaminooxy)-4-methyl-pentanoylaminooxy]-3-phenyl-propionic acid tert-butyl ester