Friedela-7-ene

Base Information

• Chemical Name: Friedela-7-ene
• CAS No.: 18671-56-2
• Molecular Formula: C30H50
• Molecular Weight: 410.718
• Mol file: 18671-56-2.mol

Synonyms:

Chemical Property of Friedela-7-ene

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of Friedela-7-ene

There total 12 articles about Friedela-7-ene 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:

Δ7-Friedelan-3-on (21681-27-6) → Δ7-Friedelen (18671-56-2)

Guidance literature:

With potassium hydroxide; hydrazine hydrate; In diethylene glycol; at 190 ℃;

DOI:10.1016/S0040-4020(01)96358-6

Reference yield:

3β-acetoxyfriedoolean-7-ene (21681-28-7) → Δ7-Friedelen (18671-56-2)

Guidance literature:

Multi-step reaction with 3 steps

1: KOH / methanol; benzene

2: CrO₃, Py

3: N₂H₄*H₂O, KOH / bis-(2-hydroxy-ethyl) ether / 190 °C

With pyridine; chromium(VI) oxide; potassium hydroxide; hydrazine hydrate; In methanol; diethylene glycol; benzene;

DOI:10.1016/S0040-4020(01)96358-6

Reference yield:

3α-Acetoxy-friedelan-7β-ol (21749-51-9,55515-38-3) → Δ7-Friedelen (18671-56-2)

Guidance literature:

Multi-step reaction with 4 steps

1: aq. HClO₄, Ac₂O

2: KOH / methanol; benzene

3: CrO₃, Py

4: N₂H₄*H₂O, KOH / bis-(2-hydroxy-ethyl) ether / 190 °C

With pyridine; chromium(VI) oxide; potassium hydroxide; perchloric acid; acetic anhydride; hydrazine hydrate; In methanol; diethylene glycol; benzene;

DOI:10.1016/S0040-4020(01)96358-6

upstream raw materials:

Δ⁷-Friedelan-3-on

D:A-friedoolean-7β-ol

friedelan-7-one

friedelane-3,7-dione