2-Bromo-9,10-dihydro-9,10-[1,2]benzenoanthracene

Base Information

• Chemical Name: 2-Bromo-9,10-dihydro-9,10-[1,2]benzenoanthracene
• CAS No.: 20712-00-9
• Molecular Formula: C₂₀H₁₃Br
• Molecular Weight: 333.227
• Mol file: 20712-00-9.mol

Synonyms:(9r,10r)-2-bromo-9,10-dihydro-9,10-[1,2]benzenoanthracene

Chemical Property of 2-Bromo-9,10-dihydro-9,10-[1,2]benzenoanthracene

Chemical Property:

• Boiling Point: 404.4±34.0 °C(Predicted)
• Density: 1.457±0.06 g/cm3(Predicted)

Purity/Quality:

98% ^*data from raw suppliers

2-BROMOTRIPTYCENE Aldrich ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 2-Bromo-9,10-dihydro-9,10-[1,2]benzenoanthracene

There total 3 articles about 2-Bromo-9,10-dihydro-9,10-[1,2]benzenoanthracene 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: 16.0%

anthracene (120-12-7) + 5-Bromo-2-aminobenzoic acid (5794-88-7) → (9r,10r)-2-bromo-9,10-dihydro-9,10-[1,2]benzenoanthracene (20712-00-9)

Guidance literature:

With n-Butyl nitrite; In acetonitrile; at 50 ℃; for 3h;

Reference yield:

triptycene (477-75-8) → (9r,10r)-2-bromo-9,10-dihydro-9,10-[1,2]benzenoanthracene (20712-00-9)

Guidance literature:

With N-Bromosuccinimide; silver hexafluoroantimonate; 1-methylthiotriptycene; In 1,2-dichloro-ethane; at 20 ℃; for 15h; regioselective reaction; Inert atmosphere; Schlenk technique;

DOI:10.1021/acs.orglett.1c00970

Reference yield:

→ (9r,10r)-2-bromo-9,10-dihydro-9,10-[1,2]benzenoanthracene (20712-00-9)

Guidance literature:

5-Brom-anthranilsaeure, Amylnitrit, Anthracen;

DOI:10.1021/ja00893a045

upstream raw materials:

anthracene

5-Bromo-2-aminobenzoic acid

triptycene

Refernces

• 1、 Miura, Masahiro,Nishii, Yuji,Ueno, Keisuke. "Electrophilic substitution of asymmetrically distorted benzenes within triptycene derivatives". supporting information. p. 3552 - 3556. Retrieved 2021/05/31.