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

Base Information

Chemical Name:2,3-dihydro-2,2-bis(ethoxycarbonyl)-3-phenylnaphtho<1,8-ef><1,4>dithiepin
CAS No.:172845-81-7
Molecular Formula:C₂₄H₂₂O₄S₂
Molecular Weight:438.568
Hs Code.:

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

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

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

There total 9 articles about 2,3-dihydro-2,2-bis(ethoxycarbonyl)-3-phenylnaphtho<1,8-ef><1,4>dithiepin 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: 66.0%

: 5256-74-6
1,3-diethyl 2-diazopropanedioate

: 156462-92-9
2-phenylnaphtho<1,8-de><1,3>dithiin

: 172845-81-7
2,3-dihydro-2,2-bis(ethoxycarbonyl)-3-phenylnaphtho<1,8-ef><1,4>dithiepin

Guidance literature:: With copper acetylacetonate; In benzene; for 48h; Heating;
DOI:10.1021/jo960517m

Reference yield:

: 172845-77-1
2-(2-Phenyl-1λ⁴-naphtho[1,8-de][1,3]dithiin-1-ylidene)-malonic acid diethyl ester

: 209-22-3
1,8-naphthalenedisulfide

: 5292-53-5
diethyl benzalmalonate

: 172845-81-7
2,3-dihydro-2,2-bis(ethoxycarbonyl)-3-phenylnaphtho<1,8-ef><1,4>dithiepin

Guidance literature:: In chloroform-d1; Product distribution; Mechanism; Quantum yield; Ambient temperature; Irradiation; photodecomposition of various sulfonium ylides;
DOI:10.1016/0040-4039(95)01702-J

Reference yield:

: 25079-77-0
naphthalene-1,8-dithiol

: 172845-81-7
2,3-dihydro-2,2-bis(ethoxycarbonyl)-3-phenylnaphtho<1,8-ef><1,4>dithiepin

Guidance literature:: Multi-step reaction with 2 steps

1: 98 percent / SiCl₄ / CH₂Cl₂ / Ambient temperature

2: 66 percent / copper acetylacetonate / benzene / 48 h / Heating

With copper acetylacetonate; tetrachlorosilane; In dichloromethane; benzene;
DOI:10.1021/jo960517m