ChemicalBook CAS DataBase List 4-Chloro-3-nitrobenzenesulfonic acid

4-Chloro-3-nitrobenzenesulfonic acid synthesis

8synthesis methods

Product Name:4-Chloro-3-nitrobenzenesulfonic acid
CAS Number:121-18-6
Molecular formula:C6H4ClNO5S
Molecular Weight:237.62

It is derived from the nitration of p-chlorobenzenesulfonic acid. Add p-chlorobenzenesulfonic acid and 98% sulfuric acid into the reaction pot, cool to 20°C, add 67% nitric acid solution under stirring, react at 40°C for half an hour, salt out, filter, acidify, and filter to obtain the finished product. 4-Chloro-3-nitrobenzenesulfonic acid was synthesized by

97-08-5 Synthesis

4-Chloro-3-nitrobenzenesulfonyl chloride

97-08-5
232 suppliers
$10.00/1g

121-18-6
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Yield: 86%

Reaction Conditions:

with water in ethanol for 1 h;Reflux;

References:

Pueskuellue, M. Orhan;Yildiz, Sulhiye;Goeker, Hakan [Archiv der Pharmazie,2010,vol. 343,# 1,p. 31 - 39] Location in patent:experimental part

88-73-3 Synthesis

88-73-3
20 suppliers
$16.00/25g

121-18-6
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References

98-64-6 Synthesis

98-64-6
188 suppliers
$10.00/5g

121-18-6
96 suppliers
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References

108-90-7
671 suppliers
$10.00/25G

121-18-6
96 suppliers
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References

98-66-8 Synthesis

98-66-8
207 suppliers
$5.00/25g

121-18-6
96 suppliers
inquiry

References

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