Technology Process of 3,4-Dimethyl-2-nitrobenzolsulfonylchlorid
There total 5 articles about 3,4-Dimethyl-2-nitrobenzolsulfonylchlorid which
guide to synthetic route it.
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synthetic route:
- Guidance literature:
-
Multi-step reaction with 4 steps
1: 85.7 percent / phosphorus pentachloride / benzene / 1.5 h / 40 °C
2: 73 percent / ammonium carbamate / benzene / 2 h
3: 91.7 percent / KOH, bromine / H2O / 2 h / 80 °C
4: 1.) 36 percent HCl, sodium nitrite; 2.) sulfur dioxide, CuCl2 / 1.) water; 2.) glacial acetic acid, water, 20 min, RT
With
hydrogenchloride; potassium hydroxide; ammonium carbamate; phosphorus pentachloride; sulfur dioxide; bromine; copper dichloride; sodium nitrite;
In
water; benzene;
DOI:10.1002/hlca.19800630208
- Guidance literature:
-
Multi-step reaction with 3 steps
1: 73 percent / ammonium carbamate / benzene / 2 h
2: 91.7 percent / KOH, bromine / H2O / 2 h / 80 °C
3: 1.) 36 percent HCl, sodium nitrite; 2.) sulfur dioxide, CuCl2 / 1.) water; 2.) glacial acetic acid, water, 20 min, RT
With
hydrogenchloride; potassium hydroxide; ammonium carbamate; sulfur dioxide; bromine; copper dichloride; sodium nitrite;
In
water; benzene;
DOI:10.1002/hlca.19800630208
- Guidance literature:
-
Multi-step reaction with 2 steps
1: 91.7 percent / KOH, bromine / H2O / 2 h / 80 °C
2: 1.) 36 percent HCl, sodium nitrite; 2.) sulfur dioxide, CuCl2 / 1.) water; 2.) glacial acetic acid, water, 20 min, RT
With
hydrogenchloride; potassium hydroxide; sulfur dioxide; bromine; copper dichloride; sodium nitrite;
In
water;
DOI:10.1002/hlca.19800630208
