methyl 2-(phenylthio)-5,6,7,8-tetrahydronaphthalene-1-carboxylate

Base Information

• Chemical Name: methyl 2-(phenylthio)-5,6,7,8-tetrahydronaphthalene-1-carboxylate
• CAS No.: 102736-37-8
• Molecular Formula: C₁₈H₁₈O₂S
• Molecular Weight: 298.406
• Mol file: 102736-37-8.mol

Synonyms:methyl 2-(phenylthio)-5,6,7,8-tetrahydronaphthalene-1-carboxylate

Chemical Property of methyl 2-(phenylthio)-5,6,7,8-tetrahydronaphthalene-1-carboxylate

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of methyl 2-(phenylthio)-5,6,7,8-tetrahydronaphthalene-1-carboxylate

There total 3 articles about methyl 2-(phenylthio)-5,6,7,8-tetrahydronaphthalene-1-carboxylate 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: 53.0%

6-<(trimethylsiloxy)methylene>cyclohexen-2-one (74590-75-3) + 1-(trimethylsiloxy)-1-methoxy-3-(phenylthio)-1,3-butadiene (102736-25-4) → methyl 2-(phenylthio)-5,6,7,8-tetrahydronaphthalene-1-carboxylate (102736-37-8)

Guidance literature:

With titanium tetrachloride; In dichloromethane; at -78 ℃; for 5h;

DOI:10.1021/jo00365a030

Reference yield:

(2E)-3-(phenylthio)but-2-enoic acid (67959-52-8) → methyl 2-(phenylthio)-5,6,7,8-tetrahydronaphthalene-1-carboxylate (102736-37-8)

Guidance literature:

Multi-step reaction with 3 steps

1: 86 percent / 20percent aq. KOH / 2 h

2: 100 percent / LDA / tetrahydrofuran / -78 °C

3: 53 percent / titanium tetrachloride / CH₂Cl₂ / 5 h / -78 °C

With potassium hydroxide; titanium tetrachloride; lithium diisopropyl amide; In tetrahydrofuran; dichloromethane;

DOI:10.1021/jo00365a030

Reference yield:

methyl (E)-3-(phenylthio)but-2-enoate (102736-27-6) → methyl 2-(phenylthio)-5,6,7,8-tetrahydronaphthalene-1-carboxylate (102736-37-8)

Guidance literature:

Multi-step reaction with 2 steps

1: 100 percent / LDA / tetrahydrofuran / -78 °C

2: 53 percent / titanium tetrachloride / CH₂Cl₂ / 5 h / -78 °C

With titanium tetrachloride; lithium diisopropyl amide; In tetrahydrofuran; dichloromethane;

DOI:10.1021/jo00365a030

upstream raw materials:

6-<(trimethylsiloxy)methylene>cyclohexen-2-one

1-(trimethylsiloxy)-1-methoxy-3-(phenylthio)-1,3-butadiene

(2E)-3-(phenylthio)but-2-enoic acid

methyl (E)-3-(phenylthio)but-2-enoate