4-oxo-7-phenyl-9-(3-ethyl-2(3H)-benzothiazolylidine)methyl-3,4-dihydrothiazolo<3,4-a>pyrimido<5,4-e>pyrimidinium-2-oxide

Base Information

• Chemical Name: 4-oxo-7-phenyl-9-(3-ethyl-2(3H)-benzothiazolylidine)methyl-3,4-dihydrothiazolo<3,4-a>pyrimido<5,4-e>pyrimidinium-2-oxide
• CAS No.: 93703-19-6
• Molecular Formula: C₂₄H₁₇N₅O₂S₂
• Molecular Weight: 471.563
• Mol file: 93703-19-6.mol

Synonyms:

Chemical Property of 4-oxo-7-phenyl-9-(3-ethyl-2(3H)-benzothiazolylidine)methyl-3,4-dihydrothiazolo<3,4-a>pyrimido<5,4-e>pyrimidinium-2-oxide

Chemical Property:

Purity/Quality:

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of 4-oxo-7-phenyl-9-(3-ethyl-2(3H)-benzothiazolylidine)methyl-3,4-dihydrothiazolo<3,4-a>pyrimido<5,4-e>pyrimidinium-2-oxide

There total 3 articles about 4-oxo-7-phenyl-9-(3-ethyl-2(3H)-benzothiazolylidine)methyl-3,4-dihydrothiazolo<3,4-a>pyrimido<5,4-e>pyrimidinium-2-oxide 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: 56.0%

3-ethyl-2-methylbenzothiazolium p-toluenesulfonate (14933-76-7) + 4-oxo-9-methylthio-7-phenyl-3,4-dihydrothiazolo<3,4>pyrimido<5,4-e>pyrimidinium-2-oxide (87409-76-5) → 4-oxo-7-phenyl-9-(3-ethyl-2(3H)-benzothiazolylidine)methyl-3,4-dihydrothiazolo<3,4-a>pyrimido<5,4-e>pyrimidinium-2-oxide (93703-19-6)

Guidance literature:

With triethylamine; In ethanol; Heating;

DOI:10.1007/BF00513584

Reference yield:

4-amino-2-methylthio-5-phenylthiazolium benzenesulfonate (82646-26-2) → 4-oxo-7-phenyl-9-(3-ethyl-2(3H)-benzothiazolylidine)methyl-3,4-dihydrothiazolo<3,4-a>pyrimido<5,4-e>pyrimidinium-2-oxide (93703-19-6)

Guidance literature:

Multi-step reaction with 2 steps

1: 83 percent / acetic acid / 1.5 h / 100 °C

2: 56 percent / triethylamine / ethanol / Heating

With triethylamine; In ethanol; acetic acid;

DOI:10.1007/BF00513584

Reference yield:

2,4,6-trichloropyrimidine-5-carbaldehyde (50270-27-4) → 4-oxo-7-phenyl-9-(3-ethyl-2(3H)-benzothiazolylidine)methyl-3,4-dihydrothiazolo<3,4-a>pyrimido<5,4-e>pyrimidinium-2-oxide (93703-19-6)

Guidance literature:

Multi-step reaction with 2 steps

1: 83 percent / acetic acid / 1.5 h / 100 °C

2: 56 percent / triethylamine / ethanol / Heating

With triethylamine; In ethanol; acetic acid;

DOI:10.1007/BF00513584

upstream raw materials:

3-ethyl-2-methylbenzothiazolium p-toluenesulfonate

4-oxo-9-methylthio-7-phenyl-3,4-dihydrothiazolo<3,4>pyrimido<5,4-e>pyrimidinium-2-oxide

4-amino-2-methylthio-5-phenylthiazolium benzenesulfonate

2,4,6-trichloropyrimidine-5-carbaldehyde