3,4-Dihydro-2-(2-hydroxy-5-methoxyphenyl)-4-methyl-3-oxo-2H-1,4-benzothiazine

Base Information

Chemical Name:3,4-Dihydro-2-(2-hydroxy-5-methoxyphenyl)-4-methyl-3-oxo-2H-1,4-benzothiazine
CAS No.:93848-37-4
Molecular Formula:C₁₆H₁₅NO₃S
Molecular Weight:301.366
Hs Code.:

Synonyms:3,4-Dihydro-2-(2-hydroxy-5-methoxyphenyl)-4-methyl-3-oxo-2H-1,4-benzothiazine

Suppliers and Price of 3,4-Dihydro-2-(2-hydroxy-5-methoxyphenyl)-4-methyl-3-oxo-2H-1,4-benzothiazine

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

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Total 1 raw suppliers

Chemical Property of 3,4-Dihydro-2-(2-hydroxy-5-methoxyphenyl)-4-methyl-3-oxo-2H-1,4-benzothiazine

Chemical Property:

Purity/Quality:: 95%-98% ^*data from raw suppliers

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Technology Process of 3,4-Dihydro-2-(2-hydroxy-5-methoxyphenyl)-4-methyl-3-oxo-2H-1,4-benzothiazine

There total 3 articles about 3,4-Dihydro-2-(2-hydroxy-5-methoxyphenyl)-4-methyl-3-oxo-2H-1,4-benzothiazine 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: 60.0%

: 150-76-5
4-methoxy-phenol

: 55043-50-0
2-chloro-4-methyl-4H-benzo[1,4]thiazin-3-one

: 93848-37-4
3,4-Dihydro-2-(2-hydroxy-5-methoxyphenyl)-4-methyl-3-oxo-2H-1,4-benzothiazine

: 117838-93-4
2-(5-Hydroxy-2-methoxy-phenyl)-4-methyl-4H-benzo[1,4]thiazin-3-one

Guidance literature:: In dichloromethane; for 0.166667h; Ambient temperature;
DOI:10.1055/s-1988-27648

Reference yield:

: 37142-87-3
4-methyl-1,4-benzothiazin-3(4H)-one

: 93848-37-4
3,4-Dihydro-2-(2-hydroxy-5-methoxyphenyl)-4-methyl-3-oxo-2H-1,4-benzothiazine

Guidance literature:: Multi-step reaction with 2 steps

1: 88 percent / SO₂Cl₂ / CH₂Cl₂ / 0.25 h / Ambient temperature

2: 60 percent / AlCl₃ / CH₂Cl₂ / 0.17 h / 0 °C

With aluminium trichloride; sulfuryl dichloride; In dichloromethane;
DOI:10.1055/s-1988-27648