(S)-9-phenyl-8,9-dihydro-7H-benzo[4,5]isothiazolo[2,3-a]pyridin-7-one 5,5-dioxide

Base Information

Chemical Name:(S)-9-phenyl-8,9-dihydro-7H-benzo[4,5]isothiazolo[2,3-a]pyridin-7-one 5,5-dioxide
CAS No.:1419700-52-9
Molecular Formula:C₁₇H₁₃NO₃S
Molecular Weight:311.361
Hs Code.:

Synonyms:(S)-9-phenyl-8,9-dihydro-7H-benzo[4,5]isothiazolo[2,3-a]pyridin-7-one 5,5-dioxide

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Chemical Property of (S)-9-phenyl-8,9-dihydro-7H-benzo[4,5]isothiazolo[2,3-a]pyridin-7-one 5,5-dioxide

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Technology Process of (S)-9-phenyl-8,9-dihydro-7H-benzo[4,5]isothiazolo[2,3-a]pyridin-7-one 5,5-dioxide

There total 4 articles about (S)-9-phenyl-8,9-dihydro-7H-benzo[4,5]isothiazolo[2,3-a]pyridin-7-one 5,5-dioxide 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: 69.0%

: 34989-82-7
3-methylbenzo[d]isothiazole-1,1-dioxide

: 621-82-9
Cinnamic acid

: 1419700-52-9
(S)-9-phenyl-8,9-dihydro-7H-benzo[4,5]isothiazolo[2,3-a]pyridin-7-one 5,5-dioxide

Guidance literature:: 3-methylbenzo[d]isothiazole-1,1-dioxide; Cinnamic acid; With pivaloyl chloride; N-ethyl-N,N-diisopropylamine; In toluene; at 0 ℃; for 0.25h; Inert atmosphere;

With (5aR,10bS)-2-mesityl-5a,10b-dihydro-4H,6H-indeno[2,1-b][1,2,4]triazolo[4,3-d][1,4]oxazin-2-ium tetrafluoroborate; In toluene; at 40 ℃; enantioselective reaction; Inert atmosphere;
DOI:10.1002/anie.201407469

Reference yield: 67.0%

: 14371-10-9
(E)-3-phenylpropenal

: 34989-82-7
3-methylbenzo[d]isothiazole-1,1-dioxide

: 1419700-52-9
(S)-9-phenyl-8,9-dihydro-7H-benzo[4,5]isothiazolo[2,3-a]pyridin-7-one 5,5-dioxide

Guidance literature:: With (5aR,10bS)-5a,10b-dihydro-2-(2,4,6-trimethylphenyl)-4H,6H-indeno[2,1-b]-1,2,4-triazolo[4,3-d]-1,4-oxazinium chloride; 3,5,3',5'-tetra-tert-butyl-4,4'-diphenoquinone; N-ethyl-N,N-diisopropylamine; In toluene; at 40 ℃; for 12h; enantioselective reaction; Inert atmosphere;
DOI:10.1002/anie.201204145

Reference yield:

: 14371-10-9
(E)-3-phenylpropenal

: 67-56-1
methanol

: 34989-82-7
3-methylbenzo[d]isothiazole-1,1-dioxide

: 1419700-52-9
(S)-9-phenyl-8,9-dihydro-7H-benzo[4,5]isothiazolo[2,3-a]pyridin-7-one 5,5-dioxide

: 103-26-4,1754-62-7
Methyl cinnamate

Guidance literature:: With (5aR,10bS)-5a,10b-dihydro-2-(2,4,6-trimethylphenyl)-4H,6H-indeno[2,1-b]-1,2,4-triazolo[4,3-d]-1,4-oxazinium chloride; 3,5,3',5'-tetra-tert-butyl-4,4'-diphenoquinone; N-ethyl-N,N-diisopropylamine; In toluene; at 40 ℃; for 12h; Inert atmosphere;
DOI:10.1002/anie.201204145