Technology Process of zeylanol thiobenzoate
There total 4 articles about zeylanol thiobenzoate which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 2 steps
1: 62 percent / p-TsOH / acetone / 12 h / Heating
2: 1.) phosgene, 3.) H2S / 1.) benzene, 18 h, 2.) CH2Cl2, THF, 30 min, 3.) pyridine, 10 min
With
phosgene; hydrogen sulfide; toluene-4-sulfonic acid;
In
acetone;
- Guidance literature:
-
Multi-step reaction with 4 steps
1: 75 percent / p-TsOH / benzene / 8 h / Heating
2: 72 percent / NH2NH2*H2O, KOH / ethane-1,2-diol / 1.) 140 deg C, 5 h, 2.) 210 deg C, 10 h
3: 62 percent / p-TsOH / acetone / 12 h / Heating
4: 1.) phosgene, 3.) H2S / 1.) benzene, 18 h, 2.) CH2Cl2, THF, 30 min, 3.) pyridine, 10 min
With
phosgene; potassium hydroxide; hydrogen sulfide; toluene-4-sulfonic acid; hydrazine hydrate;
In
ethylene glycol; acetone; benzene;
- Guidance literature:
-
Multi-step reaction with 3 steps
1: 72 percent / NH2NH2*H2O, KOH / ethane-1,2-diol / 1.) 140 deg C, 5 h, 2.) 210 deg C, 10 h
2: 62 percent / p-TsOH / acetone / 12 h / Heating
3: 1.) phosgene, 3.) H2S / 1.) benzene, 18 h, 2.) CH2Cl2, THF, 30 min, 3.) pyridine, 10 min
With
phosgene; potassium hydroxide; hydrogen sulfide; toluene-4-sulfonic acid; hydrazine hydrate;
In
ethylene glycol; acetone;
