Technology Process of 5-Isothiazolecarboxylic acid, 4-amino-3-(4-phenoxyphenyl)-, ethyl ester
There total 4 articles about 5-Isothiazolecarboxylic acid, 4-amino-3-(4-phenoxyphenyl)-, 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:
- Guidance literature:
-
Multi-step reaction with 4 steps
1: 91.3 percent / ammonium acetate / benzene; acetic acid / 2 h / Heating; Dean-Stark apparatus
2: NaOH / H2O / 40 h / Heating
3: 1.) NH2OH*HCl, NaOEt; 2.) Ac2O / 1.) H2O, EtOH, reflux, 1 h; 2.) reflux, 1 h
With
ammonium acetate; sodium hydroxide; hydroxylamine hydrochloride; sodium ethanolate; acetic anhydride;
In
water; acetic acid; benzene;
DOI:10.1248/cpb.34.701
- Guidance literature:
-
Multi-step reaction with 3 steps
1: NaOH / H2O / 40 h / Heating
2: 1.) NH2OH*HCl, NaOEt; 2.) Ac2O / 1.) H2O, EtOH, reflux, 1 h; 2.) reflux, 1 h
With
sodium hydroxide; hydroxylamine hydrochloride; sodium ethanolate; acetic anhydride;
In
water;
DOI:10.1248/cpb.34.701
- Guidance literature:
-
Multi-step reaction with 2 steps
1: 1.) NH2OH*HCl, NaOEt; 2.) Ac2O / 1.) H2O, EtOH, reflux, 1 h; 2.) reflux, 1 h
With
hydroxylamine hydrochloride; sodium ethanolate; acetic anhydride;
DOI:10.1248/cpb.34.701
