{4-[3-(4-chlorophenyl)-5,5-dioxidopyrazolo[4,3-c][1,2]benzothiazin-1(4H)-yl]phenyl}amine

Base Information

Chemical Name:{4-[3-(4-chlorophenyl)-5,5-dioxidopyrazolo[4,3-c][1,2]benzothiazin-1(4H)-yl]phenyl}amine
CAS No.:1369377-34-3
Molecular Formula:C₂₁H₁₅ClN₄O₂S
Molecular Weight:422.895
Hs Code.:

Synonyms:{4-[3-(4-chlorophenyl)-5,5-dioxidopyrazolo[4,3-c][1,2]benzothiazin-1(4H)-yl]phenyl}amine

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Chemical Property of {4-[3-(4-chlorophenyl)-5,5-dioxidopyrazolo[4,3-c][1,2]benzothiazin-1(4H)-yl]phenyl}amine

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Technology Process of {4-[3-(4-chlorophenyl)-5,5-dioxidopyrazolo[4,3-c][1,2]benzothiazin-1(4H)-yl]phenyl}amine

There total 4 articles about {4-[3-(4-chlorophenyl)-5,5-dioxidopyrazolo[4,3-c][1,2]benzothiazin-1(4H)-yl]phenyl}amine 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: 68.0%

: 1369377-33-2
3-(4-chlorophenyl)-1-(4-nitrophenyl)-1,4-dihydropyrazolo[4,3-c][1,2]benzothiazine 5,5-dioxide

: 1369377-34-3
{4-[3-(4-chlorophenyl)-5,5-dioxidopyrazolo[4,3-c][1,2]benzothiazin-1(4H)-yl]phenyl}amine

Guidance literature:: With hydrazine hydrate; In ethanol; at 0 - 20 ℃; for 1h;
DOI:10.1021/jm201446h

Reference yield:

: 1369377-26-3
(4-chlorophenyl)(4-hydroxy-1,1-dioxido-2H-1,2-benzothiazin-3-yl)methanone

: 1369377-34-3
{4-[3-(4-chlorophenyl)-5,5-dioxidopyrazolo[4,3-c][1,2]benzothiazin-1(4H)-yl]phenyl}amine

Guidance literature:: Multi-step reaction with 2 steps

1: sulfuric acid / ethanol / 48 h / Reflux

2: hydrazine hydrate / ethanol / 1 h / 0 - 20 °C

With sulfuric acid; hydrazine hydrate; In ethanol;
DOI:10.1021/jm201446h

Reference yield:

: 41335-62-0
2-[2-(4-chlorophenyl)-2-oxoethyl]-1,2-benzisothiazol-3(2H)-one 1,1-dioxide

: 1369377-34-3
{4-[3-(4-chlorophenyl)-5,5-dioxidopyrazolo[4,3-c][1,2]benzothiazin-1(4H)-yl]phenyl}amine

Guidance literature:: Multi-step reaction with 3 steps

1: ethanol; sodium ethanolate / 3 h / 60 °C

2: sulfuric acid / ethanol / 48 h / Reflux

3: hydrazine hydrate / ethanol / 1 h / 0 - 20 °C

With ethanol; sulfuric acid; sodium ethanolate; hydrazine hydrate; In ethanol;
DOI:10.1021/jm201446h