2,2-dimethyl-3-(toluene-4-sulfonyloxy)-butyric acid methyl ester

Base Information

• Chemical Name: 2,2-dimethyl-3-(toluene-4-sulfonyloxy)-butyric acid methyl ester
• CAS No.: 714273-85-5
• Molecular Formula: C₁₄H₂₀O₅S
• Molecular Weight: 300.376
• Mol file: 714273-85-5.mol

Synonyms:2,2-dimethyl-3-(toluene-4-sulfonyloxy)-butyric acid methyl ester

Chemical Property of 2,2-dimethyl-3-(toluene-4-sulfonyloxy)-butyric acid methyl ester

Chemical Property:

Purity/Quality:

Safty Information:

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• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2,2-dimethyl-3-(toluene-4-sulfonyloxy)-butyric acid methyl ester

There total 3 articles about 2,2-dimethyl-3-(toluene-4-sulfonyloxy)-butyric acid methyl 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%

p-toluenesulfonyl chloride (98-59-9) + methyl 3-hydroxy-2,2-dimethylbutanoate (69737-23-1) → 2,2-dimethyl-3-(toluene-4-sulfonyloxy)-butyric acid methyl ester (714273-85-5)

Guidance literature:

With pyridine; at 0 - 20 ℃; for 60h;

Reference yield: 76.0%

→ 2,2-dimethyl-3-(toluene-4-sulfonyloxy)-butyric acid methyl ester (714273-85-5)

Guidance literature:

Reference yield:

Methyl isobutyrate (547-63-7,133320-07-7,67505-84-4) → 2,2-dimethyl-3-(toluene-4-sulfonyloxy)-butyric acid methyl ester (714273-85-5)

Guidance literature:

Multi-step reaction with 2 steps

1.1: lithium diisopropyl amide / n-heptane; tetrahydrofuran; ethylbenzene / 0.5 h / -60 °C / Inert atmosphere

1.2: 0.5 h

1.3: 20 °C

2.1: pyridine / 60 h / 0 - 20 °C

With pyridine; lithium diisopropyl amide; In tetrahydrofuran; n-heptane; ethylbenzene;

upstream raw materials:

p-toluenesulfonyl chloride

methyl 3-hydroxy-2,2-dimethylbutanoate

Methyl isobutyrate

Downstream raw materials:

methyl 2,2-dimethyl-3-pentenoate

ethyl 4,4-dimethyl-3-oxo-hex-5-enoate

2,2-dimethylbut-3-enoyl chloride

ethyl 2-chloro-3-oxo-4,4-dimethyl-5-hexenoate