3,4-dihydro-9-(4-trifluoromethoxyphenyl)-2H,6H-pyrimido[1,2-c][1,3]benzothiazin-6-imine

Base Information

Chemical Name:3,4-dihydro-9-(4-trifluoromethoxyphenyl)-2H,6H-pyrimido[1,2-c][1,3]benzothiazin-6-imine
CAS No.:1403579-08-7
Molecular Formula:C₁₈H₁₄F₃N₃OS
Molecular Weight:377.39
Hs Code.:

Synonyms:3,4-dihydro-9-(4-trifluoromethoxyphenyl)-2H,6H-pyrimido[1,2-c][1,3]benzothiazin-6-imine

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Chemical Property of 3,4-dihydro-9-(4-trifluoromethoxyphenyl)-2H,6H-pyrimido[1,2-c][1,3]benzothiazin-6-imine

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Technology Process of 3,4-dihydro-9-(4-trifluoromethoxyphenyl)-2H,6H-pyrimido[1,2-c][1,3]benzothiazin-6-imine

There total 2 articles about 3,4-dihydro-9-(4-trifluoromethoxyphenyl)-2H,6H-pyrimido[1,2-c][1,3]benzothiazin-6-imine 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: 45.0%

: 1410124-10-5
N-(tert-butyl)-3,4-dihydro-9-(4-trifluoromethoxyphenyl)-2H,6H-pyrimido[1,2-c][1,3]benzothiazin-6-imine

: 1403579-08-7
3,4-dihydro-9-(4-trifluoromethoxyphenyl)-2H,6H-pyrimido[1,2-c][1,3]benzothiazin-6-imine

Guidance literature:: With trifluoroacetic acid; In chloroform; for 2h; Molecular sieve; Reflux;
DOI:10.1016/j.bmc.2012.08.030

Reference yield:

: 1394235-81-4
9-bromo-N-(tert-butyl)-3,4-dihydro-2H,6H-pyrimido[1,2-c][1,3]benzothiazin-6-imine

: 139301-27-2
4-trifluoromethoxyphenylboronic acid

: 1403579-08-7
3,4-dihydro-9-(4-trifluoromethoxyphenyl)-2H,6H-pyrimido[1,2-c][1,3]benzothiazin-6-imine

Guidance literature:: Multi-step reaction with 2 steps

1: tetrakis(triphenylphosphine) palladium⁽⁰⁾; potassium carbonate; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂ / water; toluene; ethanol / 1 h / Reflux

2: trifluoroacetic acid / chloroform / 2 h / Molecular sieve; Reflux

With tetrakis(triphenylphosphine) palladium⁽⁰⁾; dichloro(1,1'-bis(diphenylphosphanyl)ferrocene)palladium(II)*CH₂Cl₂; potassium carbonate; trifluoroacetic acid; In ethanol; chloroform; water; toluene; 1: |Suzuki-Miyaura Coupling;
DOI:10.1016/j.bmc.2012.08.030