N-[2,3-dihydro-4-(2,5-dimethoxyphenyl)thiazol-2-ylidene]-2,4-difluorobenzenesulfonamide

Base Information

Chemical Name:N-[2,3-dihydro-4-(2,5-dimethoxyphenyl)thiazol-2-ylidene]-2,4-difluorobenzenesulfonamide
CAS No.:253683-61-3
Molecular Formula:C₁₇H₁₄F₂N₂O₄S₂
Molecular Weight:412.438
Hs Code.:

Synonyms:N-[2,3-dihydro-4-(2,5-dimethoxyphenyl)thiazol-2-ylidene]-2,4-difluorobenzenesulfonamide

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Chemical Property of N-[2,3-dihydro-4-(2,5-dimethoxyphenyl)thiazol-2-ylidene]-2,4-difluorobenzenesulfonamide

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Technology Process of N-[2,3-dihydro-4-(2,5-dimethoxyphenyl)thiazol-2-ylidene]-2,4-difluorobenzenesulfonamide

There total 4 articles about N-[2,3-dihydro-4-(2,5-dimethoxyphenyl)thiazol-2-ylidene]-2,4-difluorobenzenesulfonamide 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: 31.0%

: 1204-21-3
2-bromo-2',5'-dimethoxyacetophenone

: 253683-57-7
N-aminothioxomethyl-2,4-difluorobenzenesulfonamide

: 253683-61-3
N-[2,3-dihydro-4-(2,5-dimethoxyphenyl)thiazol-2-ylidene]-2,4-difluorobenzenesulfonamide

Guidance literature:: In tetrahydrofuran; for 5h; Heating;
DOI:10.1016/S0223-5234(99)00215-9

Reference yield:

: 1201-38-3
2',5'-dimethoxyacetophenone

: 253683-61-3
N-[2,3-dihydro-4-(2,5-dimethoxyphenyl)thiazol-2-ylidene]-2,4-difluorobenzenesulfonamide

Guidance literature:: Multi-step reaction with 2 steps

1: Br₂ / CCl₄

2: 31 percent / tetrahydrofuran / 5 h / Heating

With bromine; In tetrahydrofuran; tetrachloromethane; 1: Bromination / 2: cyclocondensation;
DOI:10.1016/S0223-5234(99)00215-9

Reference yield:

: 13918-92-8
2,4-difluorobenzene-1-sulfonyl chloride

: 253683-61-3
N-[2,3-dihydro-4-(2,5-dimethoxyphenyl)thiazol-2-ylidene]-2,4-difluorobenzenesulfonamide

Guidance literature:: Multi-step reaction with 3 steps

1: diethyl ether / 6 h / Heating

2: Na₂S₂O₃*5H₂O; H₂SO₄ / H₂O / 20 °C

3: 31 percent / tetrahydrofuran / 5 h / Heating

With sulfuric acid; sodium thiosulfate; In tetrahydrofuran; diethyl ether; water; 1: Substitution / 2: Addition / 3: cyclocondensation;
DOI:10.1016/S0223-5234(99)00215-9