4-[1-(Phenylsulfonyl)-1H-pyrrol-3-yl]-2, 4-dioxobutanoic acid methyl ester

Base Information

Chemical Name:4-[1-(Phenylsulfonyl)-1H-pyrrol-3-yl]-2, 4-dioxobutanoic acid methyl ester
CAS No.:875553-44-9
Molecular Formula:C₁₅H₁₃NO₆S
Molecular Weight:335.337
Hs Code.:

Synonyms:4-[1-(Phenylsulfonyl)-1H-pyrrol-3-yl]-2, 4-dioxobutanoic acid methyl ester

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Chemical Property of 4-[1-(Phenylsulfonyl)-1H-pyrrol-3-yl]-2, 4-dioxobutanoic acid methyl ester

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Technology Process of 4-[1-(Phenylsulfonyl)-1H-pyrrol-3-yl]-2, 4-dioxobutanoic acid methyl ester

There total 1 articles about 4-[1-(Phenylsulfonyl)-1H-pyrrol-3-yl]-2, 4-dioxobutanoic acid methyl ester 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: 59.0%

: 553-90-2
Dimethyl oxalate

: 81453-98-7
3-acetyl-1-(phenylsulfonyl)pyrrole

: 875553-44-9
4-[1-(Phenylsulfonyl)-1H-pyrrol-3-yl]-2, 4-dioxobutanoic acid methyl ester

Guidance literature:: 3-acetyl-1-(phenylsulfonyl)pyrrole; With lithium hexamethyldisilazane; In tetrahydrofuran; at -78 ℃; for 0.75h;

Dimethyl oxalate; In tetrahydrofuran; at 20 ℃; for 22h; Product distribution / selectivity;

Reference yield:

: 67-56-1
methanol

: 17284-97-8
3-Chloro-6-hydrazinopyridazine

: 875553-44-9
4-[1-(Phenylsulfonyl)-1H-pyrrol-3-yl]-2, 4-dioxobutanoic acid methyl ester

: 875553-80-3
1-(6-chloropyridazin-3-yl)-5-(1-phenylsulfonyl-1H-pyrrol-3-yl)-1H-pyrazole-3-carboxylic acid methyl ester

: 875553-81-4
1-(6-methoxypyridazin-3-yl)-5-(1-phenylsulfonyl-1H-pyrrol-3-yl)-1H-pyrazole-3-carboxylic acid methyl ester

Guidance literature:: methanol; 3-Chloro-6-hydrazinopyridazine; 4-[1-(Phenylsulfonyl)-1H-pyrrol-3-yl]-2, 4-dioxobutanoic acid methyl ester; at 20 ℃; Heating / reflux;

With hydrogenchloride; In water; for 3h; Heating / reflux;

With sodium hydrogencarbonate; In water; ethyl acetate;