Phenazine, 2-bromo-

Base Information

• Chemical Name: Phenazine, 2-bromo-
• CAS No.: 3331-28-0
• Molecular Formula: C12H7BrN2
• Molecular Weight: 259.105
• Hs Code.: 2933990090
• Mol file: 3331-28-0.mol

Synonyms:2-bromo-phenazine;2-Brom-phenazin;Phenazine,2-bromo;

Chemical Property of Phenazine, 2-bromo-

Chemical Property:

• Melting Point: 150℃
• PSA: 25.78000
• LogP: 3.54550
• Storage Temp.: 2-8°C

Purity/Quality:

99%, ^*data from raw suppliers

2-Bromophenazine 95% ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

SDS file from LookChem

Useful:

Technology Process of Phenazine, 2-bromo-

There total 24 articles about Phenazine, 2-bromo- 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: 92.6%

ortoquinone (583-63-1) + 4-Bromo-benzene-1,2-diamine (1575-37-7) → 2-bromophenazine (3331-28-0)

Guidance literature:

With sulfuric acid; In ethanol; at 65 ℃; for 4h;

Reference yield: 88.0%

2-(4-bromophenyl)-2,3-dihydro-1H-1,3,2-benzodiazaborole (77509-50-3) → 2-bromophenazine (3331-28-0)

Guidance literature:

With silver(l) oxide; In dimethyl sulfoxide; at 80 ℃; for 24h; regioselective reaction; Schlenk technique; Inert atmosphere;

DOI:10.1039/d1cc06705b

Reference yield: 78.0%

benzofurazan (273-09-6) + di-(p-bromophenyl)iodonium trifluoromethanesulfonate → 2-bromophenazine (3331-28-0)

Guidance literature:

benzofurazan; di-(p-bromophenyl)iodonium trifluoromethanesulfonate; With copper(I) bromide; In dichloromethane; at 95 ℃; for 10h; Sealed tube; Inert atmosphere;

With phosphorous acid trimethyl ester; In dichloromethane; at 70 ℃; for 12h; Inert atmosphere;

upstream raw materials:

4-bromo-2-nitro-N-phenylaminobenzene

N¹-(4-bromophenyl)benzene -1,2 -diamine

aniline

para-nitrophenyl bromide

Refernces

• 1、 Teo, Yew Chin,Jin, Zexin,Xia, Yan. "Synthesis of Cyclobutadienoid-Fused Phenazines with Strongly Modulated Degrees of Antiaromaticity". . p. 3300 - 3304. Retrieved 2018.
• 2、 Cheng, Hu,Guo, Qiang,Lan, Jingbo,Ran, Chunhao,Wu, Di,Zhang, Huaxing. "An umpolung strategy for rapid access to thermally activated delayed fluorescence (TADF) materials based on phenazine". supporting information. p. 1581 - 1584. Retrieved 2022/02/10.
• 3、 -. "A polysubstituted phenazine derivative and its oxide high-efficient preparation method (by machine translation)". Paragraph 0088; 0089; 0090; 0091. . Retrieved 2018/04/28.