5H-1-Benzothiopyran, 6,7,8,8a-tetrahydro-2,4-diphenyl-

Base Information

• Chemical Name: 5H-1-Benzothiopyran, 6,7,8,8a-tetrahydro-2,4-diphenyl-
• CAS No.: 55176-27-7
• Molecular Formula: C21H20S
• Molecular Weight: 304.456

Synonyms:

Chemical Property of 5H-1-Benzothiopyran, 6,7,8,8a-tetrahydro-2,4-diphenyl-

Chemical Property:

Purity/Quality:

Safty Information:

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MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 5H-1-Benzothiopyran, 6,7,8,8a-tetrahydro-2,4-diphenyl-

There total 4 articles about 5H-1-Benzothiopyran, 6,7,8,8a-tetrahydro-2,4-diphenyl- 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: 90.0%

2,4-Diphenyl-4H-cyclohexathiopyran (7584-37-4) → 2,4-diphenyl-6H-cyclohexathiopyran (55176-27-7)

Guidance literature:

With 2,4-Diphenyl-5,7-tetramethylenethiopyrylium perchlorate; In diethyl ether; acetonitrile; for 8h; Heating; 1) CH₃CN, reflux 2) Ether;

DOI:10.1007/BF00503528

Reference yield:

2,4-Diphenyl-5,6,7,9-tetrahydro-4H-thiochromene (80347-81-5) → 2,4-diphenyl-6H-cyclohexathiopyran (55176-27-7)

Guidance literature:

Multi-step reaction with 2 steps

1: 65 percent / HCl (g) / diethyl ether / 0.5 h

2: 90 percent / 2,4-Diphenyl-5,7-tetramethylenethiopyrylium perchlorate / diethyl ether; acetonitrile / 8 h / Heating; 1) CH₃CN, reflux 2) Ether

With hydrogenchloride; 2,4-Diphenyl-5,7-tetramethylenethiopyrylium perchlorate; In diethyl ether; acetonitrile;

DOI:10.1007/BF00503528

Reference yield:

2,4-diphenylcycloheksathiopyrylium tetrafluoroborate → 2,4-diphenyl-6H-cyclohexathiopyran (55176-27-7) + 2,4-Diphenyl-4H-cyclohexathiopyran (7584-37-4)

Guidance literature:

With zinc; In acetonitrile; for 72h; Yield given. Yields of byproduct given;

DOI:10.1007/BF00529371

upstream raw materials:

2,4-Diphenyl-4H-cyclohexathiopyran

2,4-Diphenyl-5,6,7,9-tetrahydro-4H-thiochromene

Downstream raw materials:

4D,6D-3,5-diphenyl-2-thiabicyclo <4.4.0> decane

3,5-Diphenyl-2-thiabicyclo<4.4.0>decane (cis, cis, cis)

2,4-Diphenyl-cis-1-thiadecalin

2,4-Diphenyl-5,6-tetramethylenethiopyrylium trifluoroacetate

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