ASISCHEM C66320

Base Information

• Chemical Name: ASISCHEM C66320
• CAS No.: 174603-73-7
• Molecular Formula: C₁₅H₁₅NO₄
• Molecular Weight: 273.288
• Mol file: 174603-73-7.mol

Synonyms:butyl 4-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)benzoate

Chemical Property of ASISCHEM C66320

Chemical Property:

Purity/Quality:

98%min ^*data from raw suppliers

Butyl 4-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)benzoate ^*data from reagent suppliers

Safty Information:

• Pictogram(s):  
• Hazard Codes: 

MSDS Files:

Useful:

Technology Process of ASISCHEM C66320

There total 3 articles about ASISCHEM C66320 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: 89.0%

3-[(4-butoxycarbonylphenyl)carbamoyl]prop-2-enoic acid (174603-72-6) → butyl 4-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)benzoate (174603-73-7)

Guidance literature:

With toluene-4-sulfonic acid; In N,N-dimethyl-formamide; toluene; Heating;

DOI:10.1134/S1070428007030104

Reference yield:

4-amino-benzoic acid butyl ester (94-25-7) → butyl 4-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)benzoate (174603-73-7)

Guidance literature:

Multi-step reaction with 2 steps

1: 81 percent / diethyl ether; acetone

2: 89 percent / p-TsOH / dimethylformamide; toluene / Heating

With toluene-4-sulfonic acid; In diethyl ether; N,N-dimethyl-formamide; acetone; toluene;

DOI:10.1134/S1070428007030104

Reference yield:

→ butyl 4-(2,5-dioxo-2,5-dihydro-1H-pyrrol-1-yl)benzoate (174603-73-7)

Guidance literature:

upstream raw materials:

3-[(4-butoxycarbonylphenyl)carbamoyl]prop-2-enoic acid

4-amino-benzoic acid butyl ester

Refernces

• 1、 -. "Compounds containing a michael-acceptor, especially maleimide or maleic acid derivatives, directly or indirectly linked to a chromophore and their use in long lasting sunscreen compositions". . . Retrieved 2008/06/13.