C₃₇H₄₀B₂O₄

Base Information

• Chemical Name: C₃₇H₄₀B₂O₄
• CAS No.: 474918-36-0
• Molecular Formula: C₃₇H₄₀B₂O₄
• Molecular Weight: 570.344
• Mol file: 474918-36-0.mol

Synonyms:C₃₇H₄₀B₂O₄

Chemical Property of C₃₇H₄₀B₂O₄

Chemical Property:

Purity/Quality:

99% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of C₃₇H₄₀B₂O₄

There total 4 articles about C₃₇H₄₀B₂O₄ 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:

2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane (61676-62-8) + 2,7-dibromo-9,9-diphenyl-9H-fluorene (186259-63-2) → C37H40B2O4 (474918-36-0)

Guidance literature:

2,7-dibromo-9,9-diphenyl-9H-fluorene; With n-butyllithium; In diethyl ether; at -78 ℃; for 1h;

2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane; In diethyl ether; at -78 ℃; for 2h; Further stages.;

DOI:10.1021/ja0269587

Reference yield:

2,7-dibromofluorene-9-one (14348-75-5) → C37H40B2O4 (474918-36-0)

Guidance literature:

Multi-step reaction with 3 steps

1.1: diethyl ether / 3 h / Heating

2.1: conc. H₂SO₄ / 3 h

3.1: n-BuLi / diethyl ether / 1 h / -78 °C

3.2: diethyl ether / 2 h / -78 °C

With n-butyllithium; sulfuric acid; In diethyl ether; 1.1: Grignard reaction / 2.1: Friedel-Crafts reaction;

DOI:10.1021/ja0269587

Reference yield:

2,7-dibromo-(9-phenyl-9H-fluoren-9-ol) (132717-37-4) → C37H40B2O4 (474918-36-0)

Guidance literature:

Multi-step reaction with 2 steps

1.1: conc. H₂SO₄ / 3 h

2.1: n-BuLi / diethyl ether / 1 h / -78 °C

2.2: diethyl ether / 2 h / -78 °C

With n-butyllithium; sulfuric acid; In diethyl ether; 1.1: Friedel-Crafts reaction;

DOI:10.1021/ja0269587

upstream raw materials:

2-Isopropoxy-4,4,5,5-tetramethyl-1,3,2-dioxaborolane

2,7-dibromo-9,9-diphenyl-9H-fluorene

2,7-dibromofluorene-9-one

2,7-dibromo-(9-phenyl-9H-fluoren-9-ol)

Refernces