2,2-dimethyl-propionic acid 6,6-dioxo-7-(2-trifluoromethyl-phenyl)-5,6-dihydro-thiopyrano[4,3-b]pyridin-8-yl ester

Base Information

Chemical Name:2,2-dimethyl-propionic acid 6,6-dioxo-7-(2-trifluoromethyl-phenyl)-5,6-dihydro-thiopyrano[4,3-b]pyridin-8-yl ester
CAS No.:1383926-13-3
Molecular Formula:C₂₀H₁₈F₃NO₄S
Molecular Weight:425.428
Hs Code.:

Synonyms:2,2-dimethyl-propionic acid 6,6-dioxo-7-(2-trifluoromethyl-phenyl)-5,6-dihydro-thiopyrano[4,3-b]pyridin-8-yl ester

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Chemical Property of 2,2-dimethyl-propionic acid 6,6-dioxo-7-(2-trifluoromethyl-phenyl)-5,6-dihydro-thiopyrano[4,3-b]pyridin-8-yl ester

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Technology Process of 2,2-dimethyl-propionic acid 6,6-dioxo-7-(2-trifluoromethyl-phenyl)-5,6-dihydro-thiopyrano[4,3-b]pyridin-8-yl ester

There total 5 articles about 2,2-dimethyl-propionic acid 6,6-dioxo-7-(2-trifluoromethyl-phenyl)-5,6-dihydro-thiopyrano[4,3-b]pyridin-8-yl ester 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:

: 1383926-07-5
6,6-dioxo-7-(2-trifluoromethyl-phenyl)-5,6-dihydro-thiopyrano[4,3-b]pyridin-8-ol

: 3282-30-2
pivaloyl chloride

: 1383926-13-3
2,2-dimethyl-propionic acid 6,6-dioxo-7-(2-trifluoromethyl-phenyl)-5,6-dihydro-thiopyrano[4,3-b]pyridin-8-yl ester

Guidance literature:: With pyridine; In dichloromethane; at 0 - 20 ℃; for 16h;

Reference yield:

: 1383926-71-3
thioacetic acid S-(2-trifluoromethyl-benzyl) ester

: 1383926-13-3
2,2-dimethyl-propionic acid 6,6-dioxo-7-(2-trifluoromethyl-phenyl)-5,6-dihydro-thiopyrano[4,3-b]pyridin-8-yl ester

Guidance literature:: Multi-step reaction with 4 steps

1.1: potassium carbonate / methanol / 0.5 h / 20 °C

1.2: 2.5 h / Reflux

2.1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 11 h / 20 °C

3.1: potassium tert-butylate / tetrahydrofuran / 3.5 h / 20 °C

4.1: pyridine / dichloromethane / 16 h / 0 - 20 °C

With pyridine; potassium tert-butylate; potassium carbonate; 3-chloro-benzenecarboperoxoic acid; In tetrahydrofuran; methanol; dichloromethane;

Reference yield:

: 116986-09-5
3-bromomethyl-pyridine-2-carboxylic acid methyl ester

: 1383926-13-3
2,2-dimethyl-propionic acid 6,6-dioxo-7-(2-trifluoromethyl-phenyl)-5,6-dihydro-thiopyrano[4,3-b]pyridin-8-yl ester

Guidance literature:: Multi-step reaction with 4 steps

1.1: potassium carbonate / methanol / 0.5 h / 20 °C

1.2: 2.5 h / Reflux

2.1: 3-chloro-benzenecarboperoxoic acid / dichloromethane / 11 h / 20 °C

3.1: potassium tert-butylate / tetrahydrofuran / 3.5 h / 20 °C

4.1: pyridine / dichloromethane / 16 h / 0 - 20 °C

With pyridine; potassium tert-butylate; potassium carbonate; 3-chloro-benzenecarboperoxoic acid; In tetrahydrofuran; methanol; dichloromethane;