2-Hydroxy-3-necarboxamide-Product synthesis technology
【1】Product name and introduction
Structural formula.
| Chinese Name | 2-Hydroxy-3-naphthalenecarboxamide; 2,3-Acidamide | ||
| English Name |
2-Hydroxy-3-naphthoamide；3-hydroxy-2-aminocarbonylnaphthalene 3-Hydroxy-2-naphthamide；COUPLER AP Bon Acid Amide；MFCD00082972 |
||
| Molecular Formula | C11H9NO2 | ||
| Molecular weight | 187.19 | Purity（%） | 99.85 |
| CAS No. | 3665-51-8 | EINECS | 222-926-6 |
| CB Number | CB8343581 | Customs Code | 2924299090 |
【2】Product usage
It is used as an important intermediate in medicine, high-grade organic pigments, special coatings for automobile industry and dyestuff.
Examples.
It makes red azo pigments with temperature resistance up to 200℃, light resistance up to grade 7 or above, and good solvent resistance, suitable for printing ink and viscose fiber coloring. The chromatographic range of azo pigments derived from it is from yellowish red to blueish red, magenta or magenta.
Synthesize downstream products:
Common name: 2-Cyano-3-hydroxynaphthalene
Alias: 2-Cyano-3-hydroxynaphthalene
CAS: 52449-77-1
Synthesis Introduction
The synthesis process adopts kettle batch production, and the catalyst is self-developed;
The products produced by this synthesis process have been replacing imported products in the downstream industry for one year, and the downstream products are stable and have greatly reduced the production cost of the enterprise;
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