6-chloro-4-(2-cyano-4-(trifluoromethyl)phenyl)-N-(thiazol-2-yl)-3,4-dihydro-2H-benzo[b][1,4]oxazine-7-sulfonamide

Base Information

Chemical Name:6-chloro-4-(2-cyano-4-(trifluoromethyl)phenyl)-N-(thiazol-2-yl)-3,4-dihydro-2H-benzo[b][1,4]oxazine-7-sulfonamide
CAS No.:1450922-54-9
Molecular Formula:C₁₉H₁₂ClF₃N₄O₃S₂
Molecular Weight:500.909
Hs Code.:

Synonyms:6-chloro-4-(2-cyano-4-(trifluoromethyl)phenyl)-N-(thiazol-2-yl)-3,4-dihydro-2H-benzo[b][1,4]oxazine-7-sulfonamide

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Chemical Property of 6-chloro-4-(2-cyano-4-(trifluoromethyl)phenyl)-N-(thiazol-2-yl)-3,4-dihydro-2H-benzo[b][1,4]oxazine-7-sulfonamide

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Technology Process of 6-chloro-4-(2-cyano-4-(trifluoromethyl)phenyl)-N-(thiazol-2-yl)-3,4-dihydro-2H-benzo[b][1,4]oxazine-7-sulfonamide

There total 4 articles about 6-chloro-4-(2-cyano-4-(trifluoromethyl)phenyl)-N-(thiazol-2-yl)-3,4-dihydro-2H-benzo[b][1,4]oxazine-7-sulfonamide 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:

: 1450923-87-1
6-chloro-4-(2-cyano-4-(trifluoromethyl)phenyl)-N-(4-methoxybenzyl)-N-(thiazol-2-yl)-3,4-dihydro-2H-benzo[b][1,4]oxazine-7-sulfonamide

: 1450922-54-9
6-chloro-4-(2-cyano-4-(trifluoromethyl)phenyl)-N-(thiazol-2-yl)-3,4-dihydro-2H-benzo[b][1,4]oxazine-7-sulfonamide

Guidance literature:: With trifluoroacetic acid; In dichloromethane; for 2h;

Reference yield:

: 1450923-86-0
6-chloro-N-(4-methoxybenzyl)-N-(thiazol-2-yl)-3,4-dihydro-2H-benzo[b][1,4]oxazine-7-sulfonamide

: 1450922-54-9
6-chloro-4-(2-cyano-4-(trifluoromethyl)phenyl)-N-(thiazol-2-yl)-3,4-dihydro-2H-benzo[b][1,4]oxazine-7-sulfonamide

Guidance literature:: Multi-step reaction with 2 steps

1: 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; caesium carbonate / 1,4-dioxane / 16 h / 100 °C / Inert atmosphere; Sealed tube

2: trifluoroacetic acid / dichloromethane / 2 h

With tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; caesium carbonate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; trifluoroacetic acid; In 1,4-dioxane; dichloromethane;

Reference yield:

: 5791-09-3
6-chloro-3-oxo-3,4-dihydro-2H-1,4-benzoxazine-7-sulfonyl chloride

: 1450922-54-9
6-chloro-4-(2-cyano-4-(trifluoromethyl)phenyl)-N-(thiazol-2-yl)-3,4-dihydro-2H-benzo[b][1,4]oxazine-7-sulfonamide

Guidance literature:: Multi-step reaction with 4 steps

1: lithium hexamethyldisilazane / tetrahydrofuran / 1.17 h / Sonication; Cooling with acetone-dry ice

2: borane-THF / tetrahydrofuran / 18 h

3: 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; caesium carbonate / 1,4-dioxane / 16 h / 100 °C / Inert atmosphere; Sealed tube

4: trifluoroacetic acid / dichloromethane / 2 h

With tris-(dibenzylideneacetone)dipalladium⁽⁰⁾; borane-THF; caesium carbonate; 4,5-bis(diphenylphosphino)-9,9-dimethylxanthene; trifluoroacetic acid; lithium hexamethyldisilazane; In tetrahydrofuran; 1,4-dioxane; dichloromethane;