4-AMINO-6-CHLORO-BENZENE-1,3-DISULFONYL DICHLORIDE
- CAS NO.：671-89-6
- Empirical Formula: C6H4Cl3NO4S2
- Molecular Weight: 324.59
- MDL number: MFCD00024873
- EINECS: 211-586-4
- SAFETY DATA SHEET (SDS)
- Update Date: 2026-01-13 11:10:42
What is 4-AMINO-6-CHLORO-BENZENE-1,3-DISULFONYL DICHLORIDE?
Chemical properties
Brown Solid
The Uses of 4-AMINO-6-CHLORO-BENZENE-1,3-DISULFONYL DICHLORIDE
Chlorothiazide intermediate.
Production Methods
4-Amino-6-chloro-1,3-benzenedisulfonyl Chloride is obtained by chlorosulfonation of 3-chloroaniline with 11 mol of chlorosulfuric acid at 130 ℃; after the chlorosulfonation mixture is treated with 4 mol of thionyl chloride at 80 ℃, the yield is 90 %.
Properties of 4-AMINO-6-CHLORO-BENZENE-1,3-DISULFONYL DICHLORIDE
| Melting point: | 130-132 °C |
| Boiling point: | 474.2±45.0 °C(Predicted) |
| Density | 1.834±0.06 g/cm3(Predicted) |
| storage temp. | 2-8°C |
| solubility | Acetone (Slightly), Acetonitrile (Slightly), Chloroform (Slightly), DMSO (Slightly) |
| pka | -5.05±0.16(Predicted) |
| form | Solid |
| color | Pale Brown to Light Brown |
| Stability: | Hygroscopic, Moisture Sensitive |
| CAS DataBase Reference | 671-89-6 |
Safety information for 4-AMINO-6-CHLORO-BENZENE-1,3-DISULFONYL DICHLORIDE
Computed Descriptors for 4-AMINO-6-CHLORO-BENZENE-1,3-DISULFONYL DICHLORIDE
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