8-(1,3-benzodithiol-2-ylidene)methyl-3,3-diphenyl-[3H]-naphtho[2,1-b]pyrane

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Chemical Name:8-(1,3-benzodithiol-2-ylidene)methyl-3,3-diphenyl-[3H]-naphtho[2,1-b]pyrane
CAS No.:833461-90-8
Molecular Formula:C₃₃H₂₂OS₂
Molecular Weight:498.669
Hs Code.:

Synonyms:8-(1,3-benzodithiol-2-ylidene)methyl-3,3-diphenyl-[3H]-naphtho[2,1-b]pyrane

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Chemical Property of 8-(1,3-benzodithiol-2-ylidene)methyl-3,3-diphenyl-[3H]-naphtho[2,1-b]pyrane

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Technology Process of 8-(1,3-benzodithiol-2-ylidene)methyl-3,3-diphenyl-[3H]-naphtho[2,1-b]pyrane

There total 2 articles about 8-(1,3-benzodithiol-2-ylidene)methyl-3,3-diphenyl-[3H]-naphtho[2,1-b]pyrane 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: 44.0%

: 62217-21-4
diethyl benzo[d][1,3]dithiol-2-yl-phosphonate

: 227471-74-1
3,3-diphenyl-8-formyl-<3H>-naphtho<2,1-b>pyran

: 833461-90-8
8-(1,3-benzodithiol-2-ylidene)methyl-3,3-diphenyl-[3H]-naphtho[2,1-b]pyrane

Guidance literature:: With n-butyllithium; In tetrahydrofuran; hexane; at 0 - 20 ℃;
DOI:10.1016/j.tet.2004.10.084

Reference yield:

: 4,5,6,7-tetrahydro-benzo[1,3]dithiol-1-ylium hexafluorophosphate

: 833461-90-8
8-(1,3-benzodithiol-2-ylidene)methyl-3,3-diphenyl-[3H]-naphtho[2,1-b]pyrane

Guidance literature:: Multi-step reaction with 2 steps

1: NaI / acetonitrile / 2 h / 20 °C

2: 44 percent / n-BuLi / tetrahydrofuran; hexane / 0 - 20 °C

With n-butyllithium; sodium iodide; In tetrahydrofuran; hexane; acetonitrile;
DOI:10.1016/j.tet.2004.10.084

Reference yield: 83.0%

: 833461-90-8
8-(1,3-benzodithiol-2-ylidene)methyl-3,3-diphenyl-[3H]-naphtho[2,1-b]pyrane

: C₆₆H₄₂O₂S₄

Guidance literature:: With tert-butylammonium hexafluorophosphate(V); In acetonitrile; Electrochemical reaction;
DOI:10.1016/j.tet.2004.10.084