2-phenylnaphtho<1,8-de><1,3>dithiin

Base Information

• Chemical Name: 2-phenylnaphtho<1,8-de><1,3>dithiin
• CAS No.: 156462-92-9
• Molecular Formula: C₁₇H₁₂S₂
• Molecular Weight: 280.414
• Mol file: 156462-92-9.mol

Synonyms:2-phenylnaphtho<1,8-de><1,3>dithiin

Chemical Property of 2-phenylnaphtho<1,8-de><1,3>dithiin

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2-phenylnaphtho<1,8-de><1,3>dithiin

There total 15 articles about 2-phenylnaphtho<1,8-de><1,3>dithiin 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: 98.0%

naphthalene-1,8-dithiol (25079-77-0) + benzaldehyde (100-52-7) → 2-phenylnaphtho<1,8-de><1,3>dithiin (156462-92-9)

Guidance literature:

With tetrachlorosilane; In dichloromethane; Ambient temperature;

DOI:10.1021/jo960517m

Reference yield:

1,8-naphthalenedisulfide (209-22-3) → 2-phenylnaphtho<1,8-de><1,3>dithiin (156462-92-9)

Guidance literature:

Multi-step reaction with 2 steps

1: NaBH₄ / ethanol; tetrahydrofuran / Ambient temperature

2: 98 percent / SiCl₄ / CH₂Cl₂ / 2 h / Ambient temperature

With sodium tetrahydroborate; tetrachlorosilane; In tetrahydrofuran; ethanol; dichloromethane;

DOI:10.1016/S0040-4020(99)00201-X

Reference yield:

2-Ethyl-naphtho[1,8-de][1,3]dithiine (163926-76-9) → 2-phenylnaphtho<1,8-de><1,3>dithiin (156462-92-9)

Guidance literature:

Multi-step reaction with 9 steps

1: ethanol; CH₂Cl₂ / Ambient temperature

2: benzene / 18 h / Ambient temperature; Irradiation

3: SiCl₄ / CH₂Cl₂

4: ethanol; CH₂Cl₂ / Ambient temperature

5: 100 percent Chromat_. / benzene / 18 h / Ambient temperature; Irradiation

6: SiCl₄ / CH₂Cl₂

7: ethanol; CH₂Cl₂ / Ambient temperature

8: 98 percent Chromat_. / benzene / 18 h / Ambient temperature; Irradiation

9: SiCl₄ / CH₂Cl₂

With tetrachlorosilane; In ethanol; dichloromethane; benzene;

DOI:10.1016/0040-4039(94)02457-M

upstream raw materials:

benzaldehyde

1,8-naphthalenedisulfide

naphthalene-1,8-dithiol

2-Ethyl-naphtho[1,8-de][1,3]dithiine

Downstream raw materials:

N-[2-Furan-2-yl-1λ⁴-naphtho[1,8-de][1,3]dithiin-(1E)-ylidene]-4-methyl-benzenesulfonamide

2,3-dihydro-2,2-bis(ethoxycarbonyl)-3-phenylnaphtho<1,8-ef><1,4>dithiepin

9-Benzyl-9-phenyl-7,10-dithia-cyclohepta[de]naphthalene-8,8-dicarboxylic acid diethyl ester

9-Methyl-9-phenyl-7,10-dithia-cyclohepta[de]naphthalene-8,8-dicarboxylic acid diethyl ester

Refernces

• 1、 Fujii, Takayoshi,Takahashi, Ohgi,Furukawa, Naomichi. "Evidence of transannular bonding interaction between two sulfur atoms on photolysis of naphtho[1,8-ef][1,4]dithiepins". . p. 6233 - 6239. Retrieved 2007/10/03.
• 2、 Fujii, Takayoshi,Sakuragi, Hirochika,Furukawa, Naomichi. "Mechanism for photodecomposition of naphtho[1,8-de][1,3] dithiin-1-bis(ethoxycarbonyl)methylides". . p. 8039 - 8042. Retrieved 2007/10/02.