DL-Mandelic acid 90-64-2
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Truly Chemical
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Product:Salicylic acid
CAS NO:69-72-7
Synonyms:ACIDUM SALICYLICUM;ACETYLSALISYLIC ACID IMP C;ACETYLSALICYLIC ACID IMPURITY C;2-HYDROXYBENZOIC ACID;FEMA 3985;SALICYCLIC ACID;SALICYLIC ACID;RETARDER TSA
Package:25 kg drum or bag
Structure:
Salicylic acid Specs:
Characters | A white crystalline powder or white or colorless,acicular powder,slightly soluble in water,freely soluble in ethanol(96%),sparingly soluble in methylene in chloride |
Identification A | Melting point 158-161 |
Identification B | The IR spectrum of sample complies with salicylic acid CRS |
Appearance of solution | Solution is clear and colorless |
Related Substances | 4-hydroxybenzoic acid ≤0.1% |
4-hydroxyisophthalic acid ≤0.05% | |
Phenol ≤0.02% | |
Other impurities ≤0.05% | |
Total impurities ≤0.2% | |
Chloride | ≤100 ppm |
Sulfate | ≤200 ppm |
Heavy Metals | ≤20 ppm |
Loss on drying | ≤0.5% |
Sulphated ash | ≤0.1% |
Assay(dried substance) | 99.0-100.5% |
Salicylic acid Application:
Salicylic acid is an important organic synthetic raw material,widely used in medicine,pesticides,dyes,etc.
In the pharmaceutical industry, the main drug productions of salicylic acid are sodium salicylate,wintergreen oil (methyl salicylate),aspirin (acetylsalicylic acid),salicylic acid amine, phenyl salicylate.
In dye industry,it is used for production mordant pure yellow,direct yellow 3GN,direct yellow GR,direct brown 3GN,acid mordant brown G,acid mordant yellow GG,acid yellow dye complex.
In pesticide production,salicylic acid is used for the synthesis of organic phosphorus pesticide Isocarbophos, intermediate isopropyl salicylate isofenphos methyl and Rodenticide warfarin,coumatetralyl intermediate 4- hydroxycoumarin.
Related Products:139-07-1,CAS 60-12-8,507-20-0,90-64-2,heptane 142-82-5,25895-60-7,420-04-2,156-62-7.
