8-(benzyloxy-diiospropyl-silanyl)-2-methyl-3-phenyl-pyrano[3,2-b]pyridin-4-one

Base Information

Chemical Name:8-(benzyloxy-diiospropyl-silanyl)-2-methyl-3-phenyl-pyrano[3,2-b]pyridin-4-one
CAS No.:358740-61-1
Molecular Formula:C₂₈H₃₁NO₃Si
Molecular Weight:457.645
Hs Code.:

Synonyms:8-(benzyloxy-diiospropyl-silanyl)-2-methyl-3-phenyl-pyrano[3,2-b]pyridin-4-one

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Chemical Property of 8-(benzyloxy-diiospropyl-silanyl)-2-methyl-3-phenyl-pyrano[3,2-b]pyridin-4-one

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Technology Process of 8-(benzyloxy-diiospropyl-silanyl)-2-methyl-3-phenyl-pyrano[3,2-b]pyridin-4-one

There total 8 articles about 8-(benzyloxy-diiospropyl-silanyl)-2-methyl-3-phenyl-pyrano[3,2-b]pyridin-4-one 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: 91.0%

: 18871-66-4
N,N-dimethylacetamide dimethyl acetal

: 358740-60-0
1-[4-(benzyloxy-diiospropyl-silanyl)-3-hydroxy-pyridin-2-yl]-2-phenyl-ethanone

: 358740-61-1
8-(benzyloxy-diiospropyl-silanyl)-2-methyl-3-phenyl-pyrano[3,2-b]pyridin-4-one

Guidance literature:: In tetrahydrofuran; at 35 ℃; for 12h;
DOI:10.1081/SCC-100000577

Reference yield:

: 7751-38-4
Diisopropylsilyl dichloride

: 358740-61-1
8-(benzyloxy-diiospropyl-silanyl)-2-methyl-3-phenyl-pyrano[3,2-b]pyridin-4-one

Guidance literature:: Multi-step reaction with 7 steps

1.1: t-BuLi / diethyl ether; pentane / 0.25 h / -78 °C

1.2: 9 h / 25 °C

2.1: 6.8 g / imidazole / dimethylformamide / 4 h / 25 °C

3.1: TMEDA; n-BuLi / diethyl ether; hexane / 0.5 h / -78 °C

3.2: 55 percent / 1 h / 0 °C

4.1: tetrahydrofuran / 0.5 h / 25 °C

5.1: 2.2 g / IBX / dimethylsulfoxide / 2 h / 25 °C

6.1: 89 percent / TFA / CH₂Cl₂ / 1.5 h

7.1: 91 percent / tetrahydrofuran / 12 h / 35 °C

With 1H-imidazole; n-butyllithium; N,N,N,N,-tetramethylethylenediamine; tert.-butyl lithium; trifluoroacetic acid; 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione; In tetrahydrofuran; diethyl ether; hexane; dichloromethane; dimethyl sulfoxide; N,N-dimethyl-formamide; pentane;
DOI:10.1081/SCC-100000577

Reference yield:

: 81245-25-2
3-(methoxymethoxy)pyridine

: 358740-61-1
8-(benzyloxy-diiospropyl-silanyl)-2-methyl-3-phenyl-pyrano[3,2-b]pyridin-4-one

Guidance literature:: Multi-step reaction with 7 steps

1.1: t-BuLi / diethyl ether; pentane / 0.25 h / -78 °C

1.2: 9 h / 25 °C

2.1: 6.8 g / imidazole / dimethylformamide / 4 h / 25 °C

3.1: TMEDA; n-BuLi / diethyl ether; hexane / 0.5 h / -78 °C

3.2: 55 percent / 1 h / 0 °C

4.1: tetrahydrofuran / 0.5 h / 25 °C

5.1: 2.2 g / IBX / dimethylsulfoxide / 2 h / 25 °C

6.1: 89 percent / TFA / CH₂Cl₂ / 1.5 h

7.1: 91 percent / tetrahydrofuran / 12 h / 35 °C

With 1H-imidazole; n-butyllithium; N,N,N,N,-tetramethylethylenediamine; tert.-butyl lithium; trifluoroacetic acid; 1-hydroxy-3H-benz[d][1,2]iodoxole-1,3-dione; In tetrahydrofuran; diethyl ether; hexane; dichloromethane; dimethyl sulfoxide; N,N-dimethyl-formamide; pentane;
DOI:10.1081/SCC-100000577