[4-(3-isopropyl-4-propoxy-benzyl)-3,5-dimethyl-phenoxy]-acetic acid tert-butyl ester

Base Information

• Chemical Name: [4-(3-isopropyl-4-propoxy-benzyl)-3,5-dimethyl-phenoxy]-acetic acid tert-butyl ester
• CAS No.: 904925-73-1
• Molecular Formula: C₂₇H₃₈O₄
• Molecular Weight: 426.596

Synonyms:[4-(3-isopropyl-4-propoxy-benzyl)-3,5-dimethyl-phenoxy]-acetic acid tert-butyl ester

Chemical Property of [4-(3-isopropyl-4-propoxy-benzyl)-3,5-dimethyl-phenoxy]-acetic acid tert-butyl ester

Chemical Property:

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Technology Process of [4-(3-isopropyl-4-propoxy-benzyl)-3,5-dimethyl-phenoxy]-acetic acid tert-butyl ester

There total 4 articles about [4-(3-isopropyl-4-propoxy-benzyl)-3,5-dimethyl-phenoxy]-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:

4-bromo-2-isopropyl-1-propoxy-benzene (904925-56-0) → [4-(3-isopropyl-4-propoxy-benzyl)-3,5-dimethyl-phenoxy]-acetic acid tert-butyl ester (904925-73-1)

Guidance literature:

Multi-step reaction with 3 steps

1.1: n-butyllithium / tetrahydrofuran / 0.5 h / -78 °C

1.2: tetrahydrofuran / -78 - 20 °C

2.1: hydrogen / Pd/C / acetic acid; ethanol / 14 h / 20 °C / 760 Torr

3.1: cesium carbonate / dimethylformamide / 0.5 h / 20 °C

With n-butyllithium; hydrogen; caesium carbonate; palladium on activated charcoal; In tetrahydrofuran; ethanol; acetic acid; N,N-dimethyl-formamide;

DOI:10.1021/ja060760v

Reference yield:

4-bromo-2-isopropyl-phenol (26307-50-6) → [4-(3-isopropyl-4-propoxy-benzyl)-3,5-dimethyl-phenoxy]-acetic acid tert-butyl ester (904925-73-1)

Guidance literature:

Multi-step reaction with 4 steps

1.1: 88 percent / K₂CO₃ / dimethylformamide / 3 h / 20 °C

2.1: n-butyllithium / tetrahydrofuran / 0.5 h / -78 °C

2.2: tetrahydrofuran / -78 - 20 °C

3.1: hydrogen / Pd/C / acetic acid; ethanol / 14 h / 20 °C / 760 Torr

4.1: cesium carbonate / dimethylformamide / 0.5 h / 20 °C

With n-butyllithium; hydrogen; potassium carbonate; caesium carbonate; palladium on activated charcoal; In tetrahydrofuran; ethanol; acetic acid; N,N-dimethyl-formamide;

DOI:10.1021/ja060760v

Reference yield:

4-(benzyloxy)-2,6-dimethylbenzaldehyde (28924-92-7) → [4-(3-isopropyl-4-propoxy-benzyl)-3,5-dimethyl-phenoxy]-acetic acid tert-butyl ester (904925-73-1)

Guidance literature:

Multi-step reaction with 3 steps

1.1: n-butyllithium / tetrahydrofuran / 0.5 h / -78 °C

1.2: tetrahydrofuran / -78 - 20 °C

2.1: hydrogen / Pd/C / acetic acid; ethanol / 14 h / 20 °C / 760 Torr

3.1: cesium carbonate / dimethylformamide / 0.5 h / 20 °C

With n-butyllithium; hydrogen; caesium carbonate; palladium on activated charcoal; In tetrahydrofuran; ethanol; acetic acid; N,N-dimethyl-formamide;

DOI:10.1021/ja060760v

upstream raw materials:

4-(3-isopropyl-4-propoxy-benzyl)-3,5-dimethyl-phenol

tert-Butyl chloroacetate

4-bromo-2-isopropyl-1-propoxy-benzene

4-bromo-2-isopropyl-phenol

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