9,9'-Spirobi[9H-fluorene]-2,2',7,7'-tetramine

Base Information

• Chemical Name: 9,9'-Spirobi[9H-fluorene]-2,2',7,7'-tetramine
• CAS No.: 376356-61-5
• Molecular Formula: C25H20N4
• Mol file: 376356-61-5.mol

Synonyms:

Chemical Property of 9,9'-Spirobi[9H-fluorene]-2,2',7,7'-tetramine

Chemical Property:

Purity/Quality:

97% ^*data from raw suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 9,9'-Spirobi[9H-fluorene]-2,2',7,7'-tetramine

There total 2 articles about 9,9'-Spirobi[9H-fluorene]-2,2',7,7'-tetramine 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:

2,2',7,7'-tetranitro-9,9'-spirobi[9H-fluorene] (622011-36-3) → 2,2',7,7'-tetraamino-9,9'-spirobi[9H-fluorene] (376356-61-5)

Guidance literature:

With hydrogen; palladium on activated charcoal; In tetrahydrofuran; at 25 ℃; for 24h; under 8274.37 Torr;

DOI:10.1021/jo040137y

Reference yield:

9,9'-spirobifluorene (159-66-0) → 2,2',7,7'-tetraamino-9,9'-spirobi[9H-fluorene] (376356-61-5)

Guidance literature:

Multi-step reaction with 2 steps

1: HNO₃ / 0.33 h / 0 °C

2: H₂ / Pd/C / tetrahydrofuran / 24 h / 25 °C / 8274.37 Torr

With hydrogen; nitric acid; palladium on activated charcoal; In tetrahydrofuran;

DOI:10.1021/jo040137y

upstream raw materials:

2,2',7,7'-tetranitro-9,9'-spirobi[9H-fluorene]

9,9'-spirobifluorene