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4-Hydroxy-3-methylbenzoic acid CAS 499-76-3
  • CAS:

    499-76-3
  • Moleküler formülü:

    C8H8O3
  • Kalite standardı:

    99%
  • Ambalaj:

    25kg/drum
  • Mininmum sipariş:

    25kg
  • Price inquiry:

    sales@tnjchem.com
  • Manufacturer:

    TNJ Chemical

Şimdi başvurun

  • Ürün ayrıntıları
Buy 4-Hydroxy-3-methylbenzoic acid CAS 499-76-3 (3-Methyl-4-hydroxybenzoic acid) from TNJ Chemical, China leading 4-Hydroxy-3-methylbenzoic acid suppliers, factory & manufacturers. If you want to buy 4-Hydroxy-3-methylbenzoic acid, please mail to sales@tnjchem.com

4-Hydroxy-3-methylbenzoic acid CAS 499-76-3 is derived from o-cresol by acid methylation. Add o-cresol and 50% sodium hydroxide aqueous solution to the reaction kettle. After treatment with steam, press in carbon dioxide at 160 ° C or lower to obtain crude o-cresol sodium p-formate, which is then neutralized with sulfuric acid and refined. The finished product was obtained by vacuum drying with a yield of 88%.

Properties

Appearance                  Needle crystals     

Purity                           99.0%min

Molecular weight           152.15

Melting point                173-177 °C

 

Application

Used as Azo dye intermediate.


Packing

25kg/drum


Storage

(1) Stored in a cool and dry well-closed container and in ventilated area.

(2) kept away from moisture and strong light or high temperature.


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      4-Hydroxy-3-methylbenzoic acid CAS 499-76-3
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