6-(tert-butyl) 7-methyl 4-hydroxy-2-trityl-2,4,5,7-tetrahydro-6H-pyrazolo[3,4-c]pyridine-6,7-dicarboxylate

Base Information

Chemical Name:6-(tert-butyl) 7-methyl 4-hydroxy-2-trityl-2,4,5,7-tetrahydro-6H-pyrazolo[3,4-c]pyridine-6,7-dicarboxylate
CAS No.:478627-99-5
Molecular Formula:C₃₂H₃₃N₃O₅
Molecular Weight:539.631
Hs Code.:

Synonyms:6-(tert-butyl) 7-methyl 4-hydroxy-2-trityl-2,4,5,7-tetrahydro-6H-pyrazolo[3,4-c]pyridine-6,7-dicarboxylate

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Chemical Property of 6-(tert-butyl) 7-methyl 4-hydroxy-2-trityl-2,4,5,7-tetrahydro-6H-pyrazolo[3,4-c]pyridine-6,7-dicarboxylate

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Technology Process of 6-(tert-butyl) 7-methyl 4-hydroxy-2-trityl-2,4,5,7-tetrahydro-6H-pyrazolo[3,4-c]pyridine-6,7-dicarboxylate

There total 7 articles about 6-(tert-butyl) 7-methyl 4-hydroxy-2-trityl-2,4,5,7-tetrahydro-6H-pyrazolo[3,4-c]pyridine-6,7-dicarboxylate 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: 68.0%

: 478627-98-4
6-(tert-butoxycarbonyl)-4-hydroxy-2-trityl-4,5,6,7-tetrahydro-2H-pyrazolo[3,4-c]pyridine-7-carboxylic acid

: 77-78-1
dimethyl sulfate

: 478627-99-5
6-(tert-butyl) 7-methyl 4-hydroxy-2-trityl-2,4,5,7-tetrahydro-6H-pyrazolo[3,4-c]pyridine-6,7-dicarboxylate

Guidance literature:: With potassium carbonate; In acetone; at 20 ℃;

Reference yield:

: tert-butyl 4-oxo-2-trityl-2,4,5,7-tetrahydro-6H-pyrazolo[3,4-c]pyridine-6-carboxylate

: 478627-99-5
6-(tert-butyl) 7-methyl 4-hydroxy-2-trityl-2,4,5,7-tetrahydro-6H-pyrazolo[3,4-c]pyridine-6,7-dicarboxylate

Guidance literature:: Multi-step reaction with 3 steps

1.1: sodium tetrahydroborate; methanol / tetrahydrofuran / 0.92 h / 10 °C / Inert atmosphere

2.1: n-butyllithium; chloro-trimethyl-silane / tetrahydrofuran / 3.17 h / -50 - -20 °C / Inert atmosphere

2.2: 0.67 h / -50 - 20 °C

3.1: potassium carbonate / acetone / 20 °C

With methanol; sodium tetrahydroborate; n-butyllithium; chloro-trimethyl-silane; potassium carbonate; In tetrahydrofuran; acetone;

Reference yield:

: tert-butyl (E)-4-hydrazineylidene-1,4,5,7-tetrahydro-6H-pyrazolo[3,4-c]pyridine-6-carboxylate

: 478627-99-5
6-(tert-butyl) 7-methyl 4-hydroxy-2-trityl-2,4,5,7-tetrahydro-6H-pyrazolo[3,4-c]pyridine-6,7-dicarboxylate

Guidance literature:: Multi-step reaction with 5 steps

1.1: hydrogenchloride / acetone

2.1: triethylamine / dichloromethane / 20 °C

3.1: sodium tetrahydroborate; methanol / tetrahydrofuran / 0.92 h / 10 °C / Inert atmosphere

4.1: n-butyllithium; chloro-trimethyl-silane / tetrahydrofuran / 3.17 h / -50 - -20 °C / Inert atmosphere

4.2: 0.67 h / -50 - 20 °C

5.1: potassium carbonate / acetone / 20 °C

With hydrogenchloride; methanol; sodium tetrahydroborate; n-butyllithium; chloro-trimethyl-silane; potassium carbonate; triethylamine; In tetrahydrofuran; dichloromethane; acetone;