1-benzyl-8,9-dihydro-1H-dibenzo[3,4:7,8]cycloocta[1,2-d][1,2,3]triazol-8-ol

Base Information

• Chemical Name: 1-benzyl-8,9-dihydro-1H-dibenzo[3,4:7,8]cycloocta[1,2-d][1,2,3]triazol-8-ol
• CAS No.: 1253203-66-5
• Molecular Formula: C₂₃H₁₉N₃O
• Molecular Weight: 353.423
• Mol file: 1253203-66-5.mol

Synonyms:1-benzyl-8,9-dihydro-1H-dibenzo[3,4:7,8]cycloocta[1,2-d][1,2,3]triazol-8-ol

Chemical Property of 1-benzyl-8,9-dihydro-1H-dibenzo[3,4:7,8]cycloocta[1,2-d][1,2,3]triazol-8-ol

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 1-benzyl-8,9-dihydro-1H-dibenzo[3,4:7,8]cycloocta[1,2-d][1,2,3]triazol-8-ol

There total 7 articles about 1-benzyl-8,9-dihydro-1H-dibenzo[3,4:7,8]cycloocta[1,2-d][1,2,3]triazol-8-ol 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: 42.0%

sym-dibenzo-1,5-cyclooctadiene-3,7-diyne (53397-65-2) + benzyl azide (622-79-7) → 1-benzyl-8,9-dihydro-1H-dibenzo[3,4:7,8]cycloocta[1,2-d][1,2,3]triazol-8-ol (1253203-66-5) + 1-benzyl-8,9-dihydro-1H-dibenzo[3,4:7,8]cycloocta[1,2-d][1,2,3]triazol-9-ol (1253203-67-6)

Guidance literature:

In methanol; at 20 ℃; for 2h;

Reference yield:

4-dibenzocyclooctynol (1027338-06-2) + benzyl azide (622-79-7) → 1-benzyl-8,9-dihydro-1H-dibenzo[3,4:7,8]cycloocta[1,2-d][1,2,3]triazol-8-ol (1253203-66-5)

Guidance literature:

In methanol; at 25 ℃; Kinetics;

DOI:10.1021/ja9054096

Reference yield:

11,12-dibromo-5,6,11,12-tetrahydrodibenzo[a,e]cycloocten-5-ol (1027338-08-4) → 1-benzyl-8,9-dihydro-1H-dibenzo[3,4:7,8]cycloocta[1,2-d][1,2,3]triazol-8-ol (1253203-66-5)

Guidance literature:

Multi-step reaction with 2 steps

1.1: lithium diisopropyl amide / tetrahydrofuran / 0.5 h / Inert atmosphere

1.2: Inert atmosphere

2.1: methanol / 25 °C / Inert atmosphere

With lithium diisopropyl amide; In tetrahydrofuran; methanol;

DOI:10.1002/cbic.201100117

upstream raw materials:

4-dibenzocyclooctynol

benzyl azide

11,12-dibromo-5,6,11,12-tetrahydrodibenzo[a,e]cycloocten-5-ol

5-oxo-5,6-dihydrodibenzocyclooctene

Downstream raw materials:

1-benzyl-1H-dibenzo[3,4:7,8]cycloocta[1,2-d][1,2,3]triazol-8(9H)-one