1-[4-(dimethylamino)benzylidene]-5-methyl-3-oxopyrazolidin-1-ium

Base Information

• Chemical Name: 1-[4-(dimethylamino)benzylidene]-5-methyl-3-oxopyrazolidin-1-ium
• CAS No.: 24573-82-8
• Molecular Formula: C13H17 N3 O
• Molecular Weight: 231.297

Synonyms:Pyrazolidinium,1-[p-(dimethylamino)benzylidene]-5-methyl-3-oxo-, hydroxide, inner salt (8CI);NSC 230274

Chemical Property of 1-[4-(dimethylamino)benzylidene]-5-methyl-3-oxopyrazolidin-1-ium

Chemical Property:

• Boiling Point: °Cat760mmHg
• Flash Point: °C
• Density: g/cm³

Purity/Quality:

Safty Information:

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MSDS Files:

SDS file from LookChem

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Technology Process of 1-[4-(dimethylamino)benzylidene]-5-methyl-3-oxopyrazolidin-1-ium

There total 2 articles about 1-[4-(dimethylamino)benzylidene]-5-methyl-3-oxopyrazolidin-1-ium 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:

5-methyl-pyrazolidin-3-one (10234-76-1) + 4-dimethylamino-benzaldehyde (100-10-7) → 1-(4-(dimethylamino)benzylidene)-5-methyl-4,5-dihydro-3H-1λ5-pyrazol-3-one (24573-82-8)

Guidance literature:

In ethanol; at 20 ℃;

DOI:10.3906/kim-1502-3

Reference yield:

→ 1-(4-(dimethylamino)benzylidene)-5-methyl-4,5-dihydro-3H-1λ5-pyrazol-3-one (24573-82-8)

Guidance literature:

N-(p-N-Methylamino-benzyliden)-2-butensaeure-hydrazid (Δ; Cyclisierung);

Reference yield: 71.0%

benzothiophene-1,1-dioxide (825-44-5) + 1-(4-(dimethylamino)benzylidene)-5-methyl-4,5-dihydro-3H-1λ5-pyrazol-3-one (24573-82-8) → rac-(3R,5S,5aS,10bS)-5-(4-(dimethylamino)phenyl)-3-methyl-2,3,5a,10b-tetrahydro-1H,5H-[1]benzothieno[3,2-c]pyrazolo[1,2-a]pyrazol-1-one 6,6-dioxide

Guidance literature:

In toluene; at 125 ℃; for 0.75h; regioselective reaction; Microwave irradiation;

DOI:10.3906/kim-1502-3

upstream raw materials:

5-methyl-pyrazolidin-3-one

4-dimethylamino-benzaldehyde

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