Synthesis material intermediate 6-hydroxy-2-naphthoic acid (HNPA) CAS No. 16712-64-4

Category:Intermediates > Chiral Intermediates
Product Name:Synthesis material intermediate 6-hydroxy-2-naphthoic acid (HNPA) CAS No. 16712-64-4
CAS No.:16712-64-4
Standard:ChP, USP, BP, In-house Standards
Price(USD):14.00
Company:ZHEJIANG SHENGXIAO CHEMICALS CO.,LTD.

Basic Info
  • Grade: Pharmaceutical Grade

    Factory Location: Nianli Industrial Zone, Quzhou, Zhejiang, China

    Main Sales Markets: North America,Central/South America,Western Europe,Eastern Europe,Australasia,Asia,Middle East,Africa

  • Monthly Production Capacity: 100 MT

    Packaging Information: 25kg/bag, 500kg/ bag

  • Delivery Lead Time: 10 days

    Sample Provided: yes

    Payment Terms: T/T, L/C

    6-HYDROXY-2-NAPHTHOIC ACID(2,6-BON)

     

    Basic Information

    Product Number:SX1002
    6-Hydroxy-2-naphthalene carboxylic acid;2-Hydroxy-6-naphthoic acid
    Molecular formula: C11H8O3
    Molecular weight: 188.18
    CAS: 16712-64-4

    EINECS No: 240-759-7


    Physical and chemical properties

    Appearance: white to light yellow powder (superior grade), light yellow to light brown powder or lump (qualified product).

    Melting point≥245℃,

    Solubility: soluble in ethyl alcohol, diethyl ether, benzene, trichloromethane and alkaline solution, slightly soluble in hot water, almost insoluble in cold water.

    Detailed Description
    Quality index

    ITEM

    SPECIFICATION

    TEST METHOD

    Purity(%)

    ≥99.5% 99.5% MIN

      HPLC

    2,3-HNA(%)

    ≤0.05 0.05 MAX

      HPLC

    2-Naphthol(%)

    ≤0.1 0.1 MAX

      HPLC

    2-Naphthalene Sulfonic Acid(%)

    ≤0.002 0.002 MAX

      HPLC

    HNDA(%)

    ≤0.05 0.05 MAX

      HPLC

    2,6-HNA Methyl Ester(%)

    ≤0.1 0.1 MAX

      HPLC

    1,1-Bi(2-Naphthol)(%)

    ≤0.1 0.1 MAX

      HPLC

    Melting Point(℃)

      245-247

    Digital Melting Apparatus

    Moisture(%)

    ≤0.1 0.1 MAX

      Baking Oven

    Bulk Density(Kg/L)

    ≥0.48 0.48 MIN

      Gravimetry

    Sulfur(PPM)

    ≤50 50 MAX

      Sulfur Analyzer

    Insolubles (PPM)

    ≤50 50 MAX

      Gravimetry

    Color (Pt-Co)

    ≤50 50 MAX

    Colourimetry 1g in 50ml Methanol

    Potassium K (PPM)

    ≤10 10 MAX

      AAS

    Sodium Na (PPM)

    ≤10 10 MAX

      AAS

    Iron Fe (PPM)

    ≤10 10 MAX

      AAS

    Calcium+Magnesium Ca+Mg (PPM)

    ≤10 10 MAX

      AAS

    Application

    This product functions as an important organic intermediate of engineering plastics, organic pigments, liquid crystal materials and medicines and as monomer of temperature-resistant synthetic materials. 
    Packing

    Double-layer plastic woven bag, net weight is 25kg, or pp bag, net weight is 500kg/bag or 1000kg/bag.

     

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