1,2,3,4-TETRAHYDROCHRYSENE

Base Information

• Chemical Name: 1,2,3,4-TETRAHYDROCHRYSENE
• CAS No.: 2091-90-9
• Molecular Formula: C18H16
• Molecular Weight: 232.325
• Hs Code.: 2902909090
• Mol file: 2091-90-9.mol

Synonyms:1,2,3,4-Tetrahydrochrysene

Chemical Property of 1,2,3,4-TETRAHYDROCHRYSENE

Chemical Property:

• Vapor Pressure: 5.99E-07mmHg at 25°C
• Melting Point: 180.5-181.5 °C
• Refractive Index: 1.696
• Boiling Point: 422.3°C at 760 mmHg
• Flash Point: 201.2°C
• PSA: 0.00000
• Density: 1.136g/cm³
• LogP: 4.87180

Purity/Quality:

99%min ^*data from raw suppliers

1,2,3,4-TETRAHYDROCHRYSENE 95.00% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 1,2,3,4-TETRAHYDROCHRYSENE

There total 10 articles about 1,2,3,4-TETRAHYDROCHRYSENE 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: 65.0%

1-(Trimethylsilyloxy)cyclohexene (6651-36-1) + 1-naphthylacetaldehyde (43017-75-0) → 1,2,3,4-tetrahydrochryzene (2091-90-9)

Guidance literature:

titanium tetrachloride; In dichloromethane; -78 deg C, 2 h, then RT, 48 h;

DOI:10.1016/S0040-4039(00)80371-8

Reference yield: 15.0%

1,2,3,4,5,6-Hexahydrochrysene (2091-91-0) → chrysene (218-01-9) + 1,2,3,4-tetrahydrochryzene (2091-90-9) + 3,4,5,6-tetrahydrochrysen-1(2H)-one (115482-67-2)

Guidance literature:

With 2,3-dicyano-5,6-dichloro-p-benzoquinone; In water; acetic acid; for 5h; Heating;

DOI:10.1021/jo00254a035

Reference yield:

chrysene (218-01-9) → 1,2,3,4,5,6-Hexahydrochrysene (2091-91-0) + 1,2,3,4-tetrahydrochryzene (2091-90-9) + 1,2,3,4,4a,7,8,9,10,11,12,12a-Dodecahydrochrysene (1610-22-6,116801-96-8) + 1,2,3,4,4a,7,8,9,10,11,12,12a-Dodecahydrochrysene (1610-22-6,116801-96-8)

Guidance literature:

With hydrogen; tetra-n-propyl-diborane; at 200 ℃; for 4h; under 67505.4 Torr; Title compound not separated from byproducts;

upstream raw materials:

4-keto-1,2,3,4-tetrahydrochrysene

4,5,6,7-tetrahydro-4-benzofuran

1-bromo-2-naphthyl p-toluenesulfonate

chrysene

Downstream raw materials:

chrysene

2-nitro-7,8,9,10,11,12-hexahydrochrysene

2-nitrochrysene

1,2,3,4,5,6-Hexahydrochrysene

Refernces

• 1、 Yalpani, Mohamed,Koester, Roland. "Reduction of Polycyclic Arenes by BH Boranes, III. Partial Hydrogenation: From Anthracene to Coronene". . p. 719 - 724. Retrieved 2007/10/02.
• 2、 Lee, Hongmee,Harvey, Ronald G.. "2,3-Dichloro-5,6-dicyano-1,4-benzoquinone (DDQ) in Aqueous Acetic Acid, a Convenient New Reagent for the Synthesis of Aryl Ketones and Aldehydes via Benzylic Oxidation". . p. 4587 - 4589. Retrieved 2007/10/02.