[2-(4-hydroxy-phenyl)-2-(S)-methoxy-ethyl]carbamic acid benzyl ester

Base Information

• Chemical Name: [2-(4-hydroxy-phenyl)-2-(S)-methoxy-ethyl]carbamic acid benzyl ester
• CAS No.: 851714-36-8
• Molecular Formula: C₁₇H₁₉NO₄
• Molecular Weight: 301.342
• Mol file: 851714-36-8.mol

Synonyms:[2-(4-hydroxy-phenyl)-2-(S)-methoxy-ethyl]carbamic acid benzyl ester

Chemical Property of [2-(4-hydroxy-phenyl)-2-(S)-methoxy-ethyl]carbamic acid benzyl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of [2-(4-hydroxy-phenyl)-2-(S)-methoxy-ethyl]carbamic acid benzyl ester

There total 4 articles about [2-(4-hydroxy-phenyl)-2-(S)-methoxy-ethyl]carbamic acid benzyl 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: 97.0%

acetic acid 4-(2-benzyloxycarbonylamino-1-(S)-methoxy-ethyl)phenyl ester (640234-74-8) → [2-(4-hydroxy-phenyl)-2-(S)-methoxy-ethyl]carbamic acid benzyl ester (851714-36-8)

Guidance literature:

With potassium hydroxide; In ethanol; at 23 - 25 ℃; for 1h;

DOI:10.1021/ja038043d

Reference yield:

(S)-(+)-acetic acid 4-(2-benzyloxycarbonylamino-1-hydroxy-ethyl)phenyl ester (200405-33-0) → [2-(4-hydroxy-phenyl)-2-(S)-methoxy-ethyl]carbamic acid benzyl ester (851714-36-8)

Guidance literature:

Multi-step reaction with 2 steps

1.1: n-BuLi / tetrahydrofuran; hexane / 0.02 h / -74 °C

1.2: 71 percent / tetrahydrofuran; hexane / 1.5 h / -74 °C

2.1: 97 percent / aq. potassium hydroxide / ethanol / 1 h / 23 - 25 °C

With potassium hydroxide; n-butyllithium; In tetrahydrofuran; ethanol; hexane;

DOI:10.1021/ja038043d

Reference yield:

p-acetoxystyrene (2628-16-2) → [2-(4-hydroxy-phenyl)-2-(S)-methoxy-ethyl]carbamic acid benzyl ester (851714-36-8)

Guidance literature:

Multi-step reaction with 3 steps

1.1: potassium hydroxide; tert-butylhypochlorite / water; acetonitrile / 0.17 h / 0 - 4 °C

1.2: potassium phosphate buffer / 0.83 h / 21 - 23 °C / pH 7.65

2.1: n-butyllithium / tetrahydrofuran / 1.5 h / -74 °C

3.1: potassium hydroxide / ethanol; water / 1 h / 23 - 25 °C

With potassium hydroxide; n-butyllithium; tert-butylhypochlorite; In tetrahydrofuran; ethanol; water; acetonitrile;

upstream raw materials:

acetic acid 4-(2-benzyloxycarbonylamino-1-(S)-methoxy-ethyl)phenyl ester

(S)-(+)-acetic acid 4-(2-benzyloxycarbonylamino-1-hydroxy-ethyl)phenyl ester

p-acetoxystyrene

O-benzyl carbamate

Downstream raw materials:

(S)-4-(2-amino-1-methoxy-ethyl)phenol