ethyl 5-benzyl-4,5,6,7-tetrahydro-4-oxopyrazolo[1,5-a]pyrazine-2-carboxylate

Base Information

Chemical Name:ethyl 5-benzyl-4,5,6,7-tetrahydro-4-oxopyrazolo[1,5-a]pyrazine-2-carboxylate
CAS No.:1338563-40-8
Molecular Formula:C₁₆H₁₇N₃O₃
Molecular Weight:299.329
Hs Code.:
Mol file:1338563-40-8.mol

Synonyms:ethyl 5-benzyl-4,5,6,7-tetrahydro-4-oxopyrazolo[1,5-a]pyrazine-2-carboxylate

Suppliers and Price of ethyl 5-benzyl-4,5,6,7-tetrahydro-4-oxopyrazolo[1,5-a]pyrazine-2-carboxylate

Supply Marketing:

Business phase:: The product has achieved commercial mass production^*data from LookChem market partment

Manufacturers and distributors:

Manufacture/Brand
Chemicals and raw materials
Packaging
price

Total 0 raw suppliers

Chemical Property of ethyl 5-benzyl-4,5,6,7-tetrahydro-4-oxopyrazolo[1,5-a]pyrazine-2-carboxylate

Chemical Property:

Purity/Quality:

Safty Information:

Pictogram(s):
Hazard Codes:

MSDS Files:

Useful:

Technology Process of ethyl 5-benzyl-4,5,6,7-tetrahydro-4-oxopyrazolo[1,5-a]pyrazine-2-carboxylate

There total 3 articles about ethyl 5-benzyl-4,5,6,7-tetrahydro-4-oxopyrazolo[1,5-a]pyrazine-2-carboxylate 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: 83.0%

: 951626-95-2
ethyl 4-oxo-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine-2-carboxylate

: 100-39-0
benzyl bromide

: 1338563-40-8
ethyl 5-benzyl-4-oxo-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine-2-carboxylate

Guidance literature:: ethyl 4-oxo-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine-2-carboxylate; With sodium hydride; In N,N-dimethyl-formamide; mineral oil; at 0 - 20 ℃; for 1h;

benzyl bromide; In N,N-dimethyl-formamide; mineral oil; at 20 ℃; for 16h;

Reference yield:

: 37687-24-4
diethyl 1H-pyrazole-3,5-dicarboxylate

: 1338563-40-8
ethyl 5-benzyl-4-oxo-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine-2-carboxylate

Guidance literature:: Multi-step reaction with 3 steps

1.1: caesium carbonate / N,N-dimethyl-formamide / 16 h / 20 °C

2.1: hydrogenchloride / 1,4-dioxane / 1 h / 20 °C / Inert atmosphere

3.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 1 h / 0 - 20 °C

3.2: 16 h / 20 °C

With hydrogenchloride; sodium hydride; caesium carbonate; In 1,4-dioxane; N,N-dimethyl-formamide; mineral oil;

Reference yield:

: 1380507-24-3
diethyl 1-{2-[(tert-butoxycarbonyl)amino]ethyl}-1H-pyrazole-3,5-dicarboxylate

: 1338563-40-8
ethyl 5-benzyl-4-oxo-4,5,6,7-tetrahydropyrazolo[1,5-a]pyrazine-2-carboxylate

Guidance literature:: Multi-step reaction with 2 steps

1.1: hydrogenchloride / 1,4-dioxane / 1 h / 20 °C / Inert atmosphere

2.1: sodium hydride / N,N-dimethyl-formamide; mineral oil / 1 h / 0 - 20 °C

2.2: 16 h / 20 °C

With hydrogenchloride; sodium hydride; In 1,4-dioxane; N,N-dimethyl-formamide; mineral oil;