5-(((1-(4-Methoxybenzyl)-1H-pyrazol-5-yl)aMino)Methylene)-2,2-diMethyl-1,3-dioxane-4,6-dione

Base Information

• Chemical Name: 5-(((1-(4-Methoxybenzyl)-1H-pyrazol-5-yl)aMino)Methylene)-2,2-diMethyl-1,3-dioxane-4,6-dione
• CAS No.: 949556-46-1
• Molecular Formula: C18H19N3O5
• Molecular Weight: 357.366
• Mol file: 949556-46-1.mol

Synonyms:5-((1-(4-methoxybenzyl)-1H-pyrazol-5-ylamino)methylene)-2,2-dimethyl-1,3-dioxane-4,6-dione;

Chemical Property of 5-(((1-(4-Methoxybenzyl)-1H-pyrazol-5-yl)aMino)Methylene)-2,2-diMethyl-1,3-dioxane-4,6-dione

Chemical Property:

• PSA: 91.68000
• LogP: 2.14490

Purity/Quality:

99% ^*data from raw suppliers

5-(((1-(4-Methoxybenzyl)-1H-pyrazol-5-yl)amino)-methylene)-2,2-dimethyl-1,3-dioxane-4,6-dione 97% ^*data from reagent suppliers

Safty Information:

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MSDS Files:

SDS file from LookChem

Useful:

Technology Process of 5-(((1-(4-Methoxybenzyl)-1H-pyrazol-5-yl)aMino)Methylene)-2,2-diMethyl-1,3-dioxane-4,6-dione

There total 3 articles about 5-(((1-(4-Methoxybenzyl)-1H-pyrazol-5-yl)aMino)Methylene)-2,2-diMethyl-1,3-dioxane-4,6-dione 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: 49.0%

cycl-isopropylidene malonate (2033-24-1) + orthoformic acid triethyl ester (122-51-0) + 1-(4-methoxybenzyl)-1H-pyrazol-5-amine (3528-45-8) → 5-(((1-(4-methoxybenzyl)-1H-pyrazol-5-yl)amino)methylene)-2,2-dimethyl-1,3-dioxane-4,6-dione (949556-46-1)

Guidance literature:

cycl-isopropylidene malonate; orthoformic acid triethyl ester; at 80 ℃; for 1h;

1-(4-methoxybenzyl)-1H-pyrazol-5-amine; at 80 ℃; Inert atmosphere;

Reference yield: 46.0%

orthoformic acid triethyl ester (122-51-0) + 1-(4-methoxybenzyl)-1H-pyrazol-5-amine (3528-45-8) → 5-(((1-(4-methoxybenzyl)-1H-pyrazol-5-yl)amino)methylene)-2,2-dimethyl-1,3-dioxane-4,6-dione (949556-46-1)

Guidance literature:

cycl-isopropylidene malonate; orthoformic acid triethyl ester; at 80 ℃; for 1h;

orthoformic acid triethyl ester; 1-(4-methoxybenzyl)-1H-pyrazol-5-amine; at 80 ℃; for 18h;

Reference yield:

4-methoxy-benzaldehyde (123-11-5) → 5-(((1-(4-methoxybenzyl)-1H-pyrazol-5-yl)amino)methylene)-2,2-dimethyl-1,3-dioxane-4,6-dione (949556-46-1)

Guidance literature:

Multi-step reaction with 2 steps

1.1: tetrahydrofuran / 3 h / 20 °C

1.2: 3 h / 120 °C / Inert atmosphere

2.1: 1 h / 80 °C

2.2: 80 °C / Inert atmosphere

In tetrahydrofuran;

upstream raw materials:

orthoformic acid triethyl ester

1-(4-methoxybenzyl)-1H-pyrazol-5-amine

cycl-isopropylidene malonate

4-methoxy-benzaldehyde

Downstream raw materials:

1-(4-methoxybenzyl)-1H-pyrazolo[3,4-b]pyridin-4-ol

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