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C11H8O3 CAS 92-70-6 Bon Acid

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supply high quality cas no 92-70-6 2-Hydroxy-3-Naphthalene Carboxylic Acid with REACH certificate
3-Hydroxy-2-naphthoic acid CAS 92-70-6 BETA-OXY NAPHTHOIC ACID
Product name :supply high quality cas no 92-70-6 2-Hydroxy-3-Naphthalene Carboxylic Acid
Chemical Name: 3-Hydroxy-2-naphthoic acid
CAS No.: 92-70-6
Molecular Fomula:C11H8O3
Molecular weight:188.18
Appearance:yellow crystalline
Molecular formula: CHO



Molecular weight: 188.2
Uses: intermediate used to produce Naphthol AS and other Naphthols, also intermediate of pharmaceutical and organic pigment.
Specifications:
Items Excellent grade First grade
Appearance Pale yellow powder Pale yellow powder
Assay% ≥ 99 98.5
Melting point of dry product ºC ≥ 218 ºC 217.5 ºC
Insoluble in sodium bicarbonate% ≤ 0.05 0.1
Moisture % ≤ 0.1 0.15
2.6 acid% ≤ 0.09 0.1
2.3.6 acid% ≤ 0.08 0.1
2-naphthol% ≤ 0.4 0.5
Packing: plastic lined woven bag, 25kg each.


Assay:99%min
3-Hydroxy-2-naphthoic acid Typical Properties


  • Chemical Name: 3-Hydroxy-2-naphthoic acid
  • CAS: 92-70-6
  • Molecular Fomula: C11H8O3
  • Molecular weight:: 188.18
  • Appearance: yellow crystalline
  • Assay: 99%min
  • Product Detail

    Product Tags

    2-hydroxy-3-naphthoic acid 124
    2-hydroxy-3-naphthoic acid4
    2-hydroxy-3-naphthoic acid  55
    2-hydroxy-3-naphthoic acid67
    2-hydroxy-3-naphthoic acid79
    H80eb299dcaec40ae9316f1a736bb095cB

    Application

    asic information: 3-Hydroxy-2-naphthoic acid 92-70-6

     

     

     Product Name 3-Hydroxy-2-naphthoic acid
     Synonyms 3-hydroxy-2-naphthoicaci;3-Hydroxy-beta-naphthoic acid;3-hydroxy-beta-naphthoicacid;3-Hydroxynaphthalenecarboxylic acid-(2);3-Naphthol-2-carboxylic acid;3-naphthol-2-carboxylicacid;beta-naphthoicacid,3-hydroxy;BONA
     CAS 92-70-6
     MF C11H8O3
     MW 188.18
     EINECS 202-180-8
     Product Categories Intermediates of Dyes and Pigments;Intermediates;Naphthalene derivatives;Organics;Building Blocks;C11 to C12;Carbonyl Compounds;Carboxylic Acids;Chemical Synthesis;Organic Building Blocks

     

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    Quick Details

     

    Chemical Properties: 3-Hydroxy-2-naphthoic acid 92-70-6

    Normally store in cool and dry place, keep away from sun light.

    Melting point 218-221 °C(lit.)
    Boiling point 283.17°C (rough estimate)
    density 1.43 g/cm3 (23℃)
    refractive index 1.7160 (estimate)
    Fp 
    >150°C
    storage temp. Store below +30°C.
    solubility 0.072g/l practically insoluble
    form Fine Crystalline Powder
    color Yellow to beige-brown

     

     

    Water Solubility 
    PRACTICALLY INSOLUBLE
    λmax 395nm(H2O (pH 3.5))(lit.)
    Merck 14,4835
    BRN 744100
    CAS DataBase Reference 92-70-6(CAS DataBase Reference)
    NIST Chemistry Reference 2-Naphthalenecarboxylic acid, 3-hydroxy-(92-70-6)
    EPA Substance Registry System 2-Naphthalenecarboxylic acid, 3-hydroxy-(92-70-6)

     

     

    验厂报告
    危险品证书

    Storage

    This product must be stored in a cool, dry container or tank. Storage warehouse must be regularly clearance, ventilate and inspection, be low temperature and dry.

    Packaging & Shipping

    3-Hydroxy-2-naphthoic acid CAS 92-70-6 BETA-OXY NAPHTHOIC ACID

    Our Services

    1.Supply sample

    2.The packing also can be according the customers` requirment

    3.Any inquiries will be replied within 24 hours

    4.we provide Commerical Invoice, Packing List, Bill of loading, COA , Health certificate and Origin certificate. If your markets have any special requirements, let us know.

    5.Factory price.

    6.Prompt delivery. We have good cooperation with many professional forwarders, We can send the products to you once you confirm the order.

    7.We can accept various payment methods, L/C, T/T, D/A, D/P, O/A, paypal, Western Union etc., and we cooperate with Sinosure many years.

     

     

    Shipping time by Sea (Just for reference)

    North America

    11~30 days North Africa 20~40 days Europe 22~45 days South-east Asia 7~10 days
    South America 25~35 days WestAfrica 30~60 days MiddleEast 15~30 days East Asia 2~3 days
    Middle America 20~35 days EestAfrica 23~30 days Ocenia 15~20 days South Asia 10~25 days

     

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    Q1: Are manufacturer or trading company?

    A: We are manufacturer. You are welcome to visit our factory.

    Q2: How to contact with us?

    A: Click the  "Contact Supplier", send us message, you will get reply within 24 hours.

    Q3:Which kind of payment terms do you accept?

    A:  For bulk order, you can pay to our company's bank account.

    Q4:Can you give me a discount price?

    A: Sure,it depends on your quantity.

    Q5:How can I get a sample?

    A: You can discuss with us, we normally send sample by FEDEX, DHL,EMS.

    A few sample is free but you need to pay for the shipping cost.

    Q6: How to confirm the Product Quality before placing orders?

    A: You can get some sample, or we can send certificate of analysi or HPLC or NMR to you.

    Q7:How can I make payment safe?

    A: The whole transaction is under Alibaba's (Third party) inspection.

    Q8: Is it possible to custom the labels with our own design?

    A: Yes, just send us your artworks, you will get what you want.

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