6,7-dimethoxy-3-ethyl-2-phenyl-4H-1,3-benzothiazinium bromide

Base Information

• Chemical Name: 6,7-dimethoxy-3-ethyl-2-phenyl-4H-1,3-benzothiazinium bromide
• CAS No.: 34108-43-5
• Molecular Formula: Br*C₁₈H₂₀NO₂S
• Molecular Weight: 394.332
• Mol file: 34108-43-5.mol

Synonyms:6,7-dimethoxy-3-ethyl-2-phenyl-4H-1,3-benzothiazinium bromide

Chemical Property of 6,7-dimethoxy-3-ethyl-2-phenyl-4H-1,3-benzothiazinium bromide

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 6,7-dimethoxy-3-ethyl-2-phenyl-4H-1,3-benzothiazinium bromide

There total 2 articles about 6,7-dimethoxy-3-ethyl-2-phenyl-4H-1,3-benzothiazinium bromide 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: 77.0%

ethyl bromide (74-96-4) + 6,7-dimethoxy-2-phenyl-4H-1,3-benzothiazine (23654-69-5) → 6,7-dimethoxy-3-ethyl-2-phenyl-4H-1,3-benzothiazinium bromide (34108-43-5)

Guidance literature:

In acetonitrile; for 5h; Reflux;

DOI:10.1016/j.tetlet.2010.11.136

Reference yield:

→ 6,7-dimethoxy-3-ethyl-2-phenyl-4H-1,3-benzothiazinium bromide (34108-43-5)

Guidance literature:

2-Phenyl-6,7-dimethoxy-4H-1,3-benzothiazin (Ia), CH3CH2Br;

Reference yield: 75.0%

6,7-dimethoxy-3-ethyl-2-phenyl-4H-1,3-benzothiazinium bromide (34108-43-5) → 6,7-dimethoxy-3-ethyl-2-phenyl-3,4-dihydro-2H-1,3-benzothiazine (35594-33-3)

Guidance literature:

With hydrogenchloride; zinc; In ethanol; water; at 20 ℃; for 0.0833333h;

DOI:10.1016/j.tetlet.2010.11.136

upstream raw materials:

ethyl bromide

6,7-dimethoxy-2-phenyl-4H-1,3-benzothiazine

Downstream raw materials:

6,7-dimethoxy-3-ethyl-2-phenyl-3,4-dihydro-2H-1,3-benzothiazine