4-bromo-3'-(4-bromo-3-methoxyphenyl)-2'-pyridin-4-yl-4,5,8',9'-tetrahydro-3H,7'h-spiro[furan-2,6'-pyrazolo[1,5-a]quinazoline]

Base Information

Chemical Name:4-bromo-3'-(4-bromo-3-methoxyphenyl)-2'-pyridin-4-yl-4,5,8',9'-tetrahydro-3H,7'h-spiro[furan-2,6'-pyrazolo[1,5-a]quinazoline]
CAS No.:1184103-36-3
Molecular Formula:C₂₅H₂₂Br₂N₄O₂
Molecular Weight:570.283
Hs Code.:

Synonyms:4-bromo-3'-(4-bromo-3-methoxyphenyl)-2'-pyridin-4-yl-4,5,8',9'-tetrahydro-3H,7'h-spiro[furan-2,6'-pyrazolo[1,5-a]quinazoline]

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Chemical Property of 4-bromo-3'-(4-bromo-3-methoxyphenyl)-2'-pyridin-4-yl-4,5,8',9'-tetrahydro-3H,7'h-spiro[furan-2,6'-pyrazolo[1,5-a]quinazoline]

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Technology Process of 4-bromo-3'-(4-bromo-3-methoxyphenyl)-2'-pyridin-4-yl-4,5,8',9'-tetrahydro-3H,7'h-spiro[furan-2,6'-pyrazolo[1,5-a]quinazoline]

There total 9 articles about 4-bromo-3'-(4-bromo-3-methoxyphenyl)-2'-pyridin-4-yl-4,5,8',9'-tetrahydro-3H,7'h-spiro[furan-2,6'-pyrazolo[1,5-a]quinazoline] 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:

: 1184103-78-3
3-(4-bromo-3-methoxyphenyl)-6-(2,3-dibromopropyl)-2-pyridin-4-yl-6,7,8,9-tetrahydropyrazolo[1,5-a]quinazolin-6-ol

: 1184103-36-3
4-bromo-3'-(4-bromo-3-methoxyphenyl)-2'-pyridin-4-yl-4,5,8',9'-tetrahydro-3H,7'h-spiro[furan-2,6'-pyrazolo[1,5-a]quinazoline]

Guidance literature:: With sodium hydride; In tetrahydrofuran;

Reference yield:

: 19924-43-7
3-methoxyphenylacetonitrile

: 1184103-36-3
4-bromo-3'-(4-bromo-3-methoxyphenyl)-2'-pyridin-4-yl-4,5,8',9'-tetrahydro-3H,7'h-spiro[furan-2,6'-pyrazolo[1,5-a]quinazoline]

Guidance literature:: Multi-step reaction with 7 steps

1: ethanol; sodium / 4 h / 45 °C / Reflux

2: trichlorophosphate / 18 h / 80 °C

3: hydrazine hydrate / ethanol / 6.5 h / Reflux

4: acetic acid / 1 h / 100 °C

5: tetrahydrofuran; diethyl ether / 1 h / 20 °C

6: bromine / dichloromethane / 0 - 20 °C

7: sodium hydride / tetrahydrofuran

With ethanol; bromine; sodium; sodium hydride; hydrazine hydrate; acetic acid; trichlorophosphate; In tetrahydrofuran; diethyl ether; ethanol; dichloromethane;

Reference yield:

: 85302-07-4
2-(dimethylaminomethylene)cyclohexane-1,3-dione

: 1184103-36-3
4-bromo-3'-(4-bromo-3-methoxyphenyl)-2'-pyridin-4-yl-4,5,8',9'-tetrahydro-3H,7'h-spiro[furan-2,6'-pyrazolo[1,5-a]quinazoline]

Guidance literature:: Multi-step reaction with 4 steps

1: acetic acid / 1 h / 100 °C

2: tetrahydrofuran; diethyl ether / 1 h / 20 °C

3: bromine / dichloromethane / 0 - 20 °C

4: sodium hydride / tetrahydrofuran

With bromine; sodium hydride; acetic acid; In tetrahydrofuran; diethyl ether; dichloromethane;