dithiocarbonic acid S-(3-diphenylvinylideneamino-naphthalen-2-ylmethyl) ester O-ethyl ester

Base Information

• Chemical Name: dithiocarbonic acid S-(3-diphenylvinylideneamino-naphthalen-2-ylmethyl) ester O-ethyl ester
• CAS No.: 566942-98-1
• Molecular Formula: C₂₈H₂₃NOS₂
• Molecular Weight: 453.629
• Mol file: 566942-98-1.mol

Synonyms:dithiocarbonic acid S-(3-diphenylvinylideneamino-naphthalen-2-ylmethyl) ester O-ethyl ester

Chemical Property of dithiocarbonic acid S-(3-diphenylvinylideneamino-naphthalen-2-ylmethyl) ester O-ethyl ester

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of dithiocarbonic acid S-(3-diphenylvinylideneamino-naphthalen-2-ylmethyl) ester O-ethyl ester

There total 6 articles about dithiocarbonic acid S-(3-diphenylvinylideneamino-naphthalen-2-ylmethyl) ester O-ethyl 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: 79.0%

diphenyl ketene (525-06-4) + dithiocarbonic acid O-ethyl ester S-(3-triphenylphosphoranylideneamino-2-naphthyl)methyl ester (655230-28-7) → dithiocarbonic acid S-(3-diphenylvinylideneamino-naphthalen-2-ylmethyl) ester O-ethyl ester (566942-98-1)

Guidance literature:

In dichloromethane; at 20 ℃; for 0.5h;

DOI:10.1039/b310593h

Reference yield:

3-Amino-2-(hydroxymethyl)naphthalene (141281-58-5) → dithiocarbonic acid S-(3-diphenylvinylideneamino-naphthalen-2-ylmethyl) ester O-ethyl ester (566942-98-1)

Guidance literature:

Multi-step reaction with 5 steps

1.1: aq. NaNO₂; H₂SO₄ / 0.5 h / 0 °C

1.2: 85 percent / aq. NaN₃ / 5 h

2.1: 68 percent / Br₂; PPh₃; Et₃N / benzene / 3 h / 0 °C

3.1: 91 percent / acetone / 1 h / 20 °C

4.1: 91 percent / diethyl ether / 6 h / 20 °C

5.1: 79 percent / CH₂Cl₂ / 0.5 h / 20 °C

With sulfuric acid; bromine; triethylamine; triphenylphosphine; sodium nitrite; In diethyl ether; dichloromethane; acetone; benzene;

DOI:10.1039/b310593h

Reference yield:

2-Amino-3-naphthoic acid (5959-52-4) → dithiocarbonic acid S-(3-diphenylvinylideneamino-naphthalen-2-ylmethyl) ester O-ethyl ester (566942-98-1)

Guidance literature:

Multi-step reaction with 6 steps

1.1: 39 percent / LiAlH₄ / tetrahydrofuran / 16 h / 20 °C

2.1: aq. NaNO₂; H₂SO₄ / 0.5 h / 0 °C

2.2: 85 percent / aq. NaN₃ / 5 h

3.1: 68 percent / Br₂; PPh₃; Et₃N / benzene / 3 h / 0 °C

4.1: 91 percent / acetone / 1 h / 20 °C

5.1: 91 percent / diethyl ether / 6 h / 20 °C

6.1: 79 percent / CH₂Cl₂ / 0.5 h / 20 °C

With lithium aluminium tetrahydride; sulfuric acid; bromine; triethylamine; triphenylphosphine; sodium nitrite; In tetrahydrofuran; diethyl ether; dichloromethane; acetone; benzene;

DOI:10.1039/b310593h

upstream raw materials:

diphenyl ketene

dithiocarbonic acid O-ethyl ester S-(3-triphenylphosphoranylideneamino-2-naphthyl)methyl ester

3-Amino-2-(hydroxymethyl)naphthalene

2-Amino-3-naphthoic acid