1. Product information
| Product Name: | 2-Amino-4-chloro-5-methylbenzenesulfonic acid |
| Synonyms: | 5-amino-4-chloro-2-methylbenzenesulfonic acid;Aminochlorotoluenesulfonicacid;2-CHLORO-4-AMINO TOLUENE-5-SULFONIC ACID;2B ACID;2-AMINO-4-CHLORO-5-METHYLBENZENESULFONIC ACID;2-CHLORO-PARATOLUIDINE-5-SULFONIC ACID;2-Chloro-4-Aminotoluene-5-Sulphonic Acid (2B Acid);2BAcid/4BAcid |
| CAS: | 88-51-7 |
| MF: | C7H8ClNO3S |
| MW: | 221.66 |
| EINECS: | 201-837-6 |
| Product Categories: | API Intermediate;Intermediates;Intermediates of Dyes and Pigments |
| Mol File: | 88-51-7.mol |
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| 2-Amino-4-chloro-5-methylbenzenesulfonic acid Chemical Properties |
| Melting point | >300°C |
| Boiling point | 163°C (rough estimate) |
| density | 1.3031 (rough estimate) |
| vapor pressure | 0-0Pa at 25℃ |
| refractive index | 1.6210 (estimate) |
| storage temp. | Keep in dark place,Inert atmosphere,Room temperature |
| solubility | Aqueous Acid (Slightly), DMSO (Slightly) |
| form | Solid |
| pka | -1.58±0.50(Predicted) |
| color | Off-White to Pale Red |
| 2-Amino-4-chloro-5-methylbenzenesulfonic acid Usage And Synthesis |
| Chemical Properties | White to buff powder. Essentially insoluble as free acid; soluble as sodium or ammonium salt. |
| Uses | 2-Amino-4-chloro-5-methylbenzenesulfonic Acid is used in method for preparing environment-friendly organic pigment for agricultural seed coating. |
| Uses | Intermediate for azo pigments. |
| Production Methods | The compound is made by baking 3-chloro-4-methyl-benzeneamine hydrogensulfate in vacuo at 195 ℃. |
2. Packaging
For powders: normal is 25kgs/Drum or bag, or larger/smaller package as request.
For liquids: normal 25kgs/drum, 180-300kgs/bucket, or IBC, determined by the nature of the product.
Or smaller package 1kg/bottle, 10kgs/bottle as request.
3. Shipping
4. Contact information
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