products

Provide high quality research reagent high purity Inhibitors 2-Aminonaphthalene-1-sulfonic acid 81-16-3

short description:

Properties:
White crystal, melting point is 272℃. Difficultly soluble in water, good solubility in hot water. Easily soluble in alkali-creating correspondence sulfonate, then coupling to lithol scarlet with 2-naphthol.

Application:
For dyestuff intermediates, J-Acid, Lithol Scarlet, Naphthol and Reactive Orange38, Red141, 196, 220, etc.
English Name: 2-naphylamine-1-sulfonic acid; 2-amino-1-naphylenesulfonic acid; Tobias acid
Other names: Tobias acid; 2-aminonaphthalene-1-sulfonic acid; 2-amino-1-naphthalenesulfonic acid; debias acid; Tobias acid
CAS No.: 81-16-3
C10H9NO3S=223.25
Level: AR
Content: ≥ 98.0%
Burning residue: ≤ 0.1%
Properties: crystal in hot water is colorless, transparent and lamellar crystal, crystal in cold water is white needle like water crystal. Soluble in hot water, slightly soluble in cold water, very slightly soluble in ether
Purpose: biochemical research. Organic synthesis. It is an intermediate of azo dye, used to manufacture J acid and γ acid, chromophenol AS-SW, reactive red k-1613, organic violet red, lisol violet red and lisol red
Preservation: RT, dark


  • CAS:: 81-16-3
  • MF:: C10H9NO3S
  • MW:: 223.25
  • EINECS:: 201-331-5
  • Synonyms: 2-Naphthylamine-1-sulfonic acid; Tobias acid
  • Appearance: White crystalline powder
  • Product Detail

    Product Tags

    HTB1x_AqM7voK1RjSZFNq6AxMVXa2.jpg_350x350
    HTB1Xpkwcf1H3KVjSZFBq6zSMXXa5
    HTB1_j7AX._rK1Rjy0Fcq6zEvVXay.jpg_350x350
    HTB175ufcUWF3KVjSZPhq6xclXXaI
    HTB1ulagcSSD3KVjSZFKq6z10VXac
    HTB1SCHsX2Bj_uVjSZFpq6A0SXXag

    Application

    Tobias acid 97% purity CAS 81-16-3 HY

    Provide high quality research reagent high purity Inhibitors 2-Aminonaphthalene-1-sulfonic acid 81-16-3

    Provide high quality research reagent 2-Naphthylamine-1-sulfonic acid CAS 81-16-3

    Product Description

         Tobias acid 81-16-3   

    Product name

    2-Aminonaphthalene-1-sulfonic acid

    Synonyms

    2-Naphthylamine-1-sulfonic acid; Tobias acid

    CAS No.

    81-16-3

    EINECS

    201-331-5

    Molecular formula

    C10H9NO3S

    Molecular weight

    223.25

    Appearance

    White crystalline powder

    Melting point

    180 °C

    Density

    1.502 g/cm3

    Assay

    99%min

    2- naphtyylamines

    0.01% max

    moisture

    1% max

    Packing

    25Kg/drum or as demand

    Application

    Pharmaceutical Intermediates

    Delivery time:In 3-5 days

    Shipping methods:By Courier, by air or by sea

    Packaging: 25Kg/drum or as demand

    Properties:

    White crystal, melting point is 272℃. Difficultly soluble in water, good solubility in hot water. Easily soluble in alkali-creating correspondence sulfonate, then coupling to lithol scarlet with 2-naphthol.

     

     

     

    HTB1GpYHbdfvK1RjSspfq6zzXFXa8.jpg_.webp
    HTB1ZYclMY2pK1RjSZFsq6yNlXXaq.jpg_350x350
    HTB1Xpkwcf1H3KVjSZFBq6zSMXXa5
    HTB1FkoEafjsK1Rjy1Xaq6zispXaX.jpg_.webp
    HTB1_j7AX._rK1Rjy0Fcq6zEvVXay
    Ha50b0ca94e8e48718e551298efe34bcb5

    Packaging: 25Kg/drum or as demand

    Properties:

    White crystal, melting point is 272℃. Difficultly soluble in water, good solubility in hot water. Easily soluble in alkali-creating correspondence sulfonate, then coupling to lithol scarlet with 2-naphthol.

    Application:

    For dyestuff intermediates, J-Acid, Lithol Scarlet, Naphthol and Reactive Orange38, Red141, 196, 220, etc.

    English Name: 2-naphylamine-1-sulfonic acid; 2-amino-1-naphylenesulfonic acid; Tobias acid

     

    Purpose: biochemical research. Organic synthesis. It is an intermediate of azo dye, used to manufacture J acid and γ acid, chromophenol AS-SW, reactive red k-1613, organic violet red, lisol violet red and lisol red

    Preservation: RT, dark

     

    验厂报告
    危险品证书
    HTB10lEFca5s3KVjSZFN763D3FXaN
    Haf00115b67ee4f3cbafb02938baca1cao
    Hd8f2e7eb77e0434eaedbea6bd09fca9et

    Product Description

    Product name

    2-Aminonaphthalene-1-sulfonic acid

    Cas number

    81-16-3

    Molecular formula

    C10H9NO3S

    Molecular weight

    223.25

    Appearance

    White Solid

    Melting point

    180ºC

    Relative density

    1.502 g/cm3

    2-Aminonaphthalene-1-sulfonic acid
    CAS NO.81-16-3
    M.F:C10H9NO3S
    MW:223.25
    Appearance:White needle-like crystals

    Purity:>98%

    Used for:Dyestuffs

    product Name

    Tobias acid

    Synonyms

    2-Amino-1-naphthalenesulfonic acid; 2-aminonaphthalene-1-sulphonic acid; 2-Naphthylamine-1-sulfonic acid; 2-aminonaphthalene-1-sulfonate

    Molecular Formula

    C10H8NO3S

    Molecular Weight

    222.241

    InChI

    InChI=1/C10H9NO3S/c11-9-6-5-7-3-1-2-4-8(7)10(9)15(12,13)14/h1-6H,11H2,(H,12,13,14)/p-1

    CAS Registry Number

    81-16-3

    EINECS

    201-331-5

     

    H3a2520610d00446aa2400e02e537d95em
    Hd8f2e7eb77e0434eaedbea6bd09fca9et
    H67bc41d4c1a14a7f8884f29efd8947e6o
    H1f11995031054cb5b8c02684d47a65b8U
    Hc42c6b5bd200466d834801dba774b1808
    HTB1ij.rMVzqK1RjSZFCq6zbxVXaj

  • Previous:
  • Next:

  • Write your message here and send it to us