2-(3-Benzyl-ureido)-4,5-dimethyl-thiophene-3-carboxylic acid ethyl ester

Base Information

Chemical Name:2-(3-Benzyl-ureido)-4,5-dimethyl-thiophene-3-carboxylic acid ethyl ester
CAS No.:203808-31-5
Molecular Formula:C₁₇H₂₀N₂O₃S
Molecular Weight:332.423
Hs Code.:

Synonyms:2-(3-Benzyl-ureido)-4,5-dimethyl-thiophene-3-carboxylic acid ethyl ester

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Chemical Property of 2-(3-Benzyl-ureido)-4,5-dimethyl-thiophene-3-carboxylic acid ethyl ester

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Technology Process of 2-(3-Benzyl-ureido)-4,5-dimethyl-thiophene-3-carboxylic acid ethyl ester

There total 1 articles about 2-(3-Benzyl-ureido)-4,5-dimethyl-thiophene-3-carboxylic acid ethyl 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: 81.0%

: 3173-56-6
benzyl isothiocyanate

: 4815-24-1
2-amino-4,5-dimethyl-3-thiophenecarboxylic acid ethyl ester

: 203808-31-5
2-(3-Benzyl-ureido)-4,5-dimethyl-thiophene-3-carboxylic acid ethyl ester

Guidance literature:: In toluene; for 8h; Heating;

Reference yield: 90.0%

: 203808-31-5
2-(3-Benzyl-ureido)-4,5-dimethyl-thiophene-3-carboxylic acid ethyl ester

: 203808-34-8
3-Benzyl-5,6-dimethyl-1H-thieno[2,3-d]pyrimidine-2,4-dione

Guidance literature:: With potassium hydroxide; In ethanol; water; for 0.5h; Heating; 2.) acidified with glacial acetic acid;

Reference yield:

: 203808-31-5
2-(3-Benzyl-ureido)-4,5-dimethyl-thiophene-3-carboxylic acid ethyl ester

: 203808-44-0
(3-Benzyl-5,6-dimethyl-2,4-dioxo-3,4-dihydro-2H-thieno[2,3-d]pyrimidin-1-yl)-acetic acid

Guidance literature:: Multi-step reaction with 3 steps

1: 90 percent / KOH / ethanol; H₂O / 0.5 h / Heating; 2.) acidified with glacial acetic acid

2: 69 percent / NaH 80percent, dispersion in mineral oil / dimethylformamide / 1.) room temp. for 20 min; 2.) room temp. for 7 ds

3: 81 percent / KOH / ethanol; H₂O / 0.25 h / Heating; acidified with 1 mol/l HCl

With potassium hydroxide; dispersion in mineral oil; sodium hydride; In ethanol; water; N,N-dimethyl-formamide;