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    1. Mainly produces a series of intermediate products based on naphthalene and benzene

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      PRODUCTS

      1-naphthylamine
      Synonyms 1-Naphthylamine (α-Naphthylamine)
      Domestic patent application number 200410064941.8
      Structural formula
      Molecular weight 143.19
      Molecular Formula

      C10H9N

      Property

      alpha-naphthylamine's C.A tabloid name is 1-Naphthylamine, and its number is 134-32-7. Under the room temperature, it is a light yellow crystal, has the special smell; Its color deepens gradually in the air and becomes the reddish purple crystal, it can volatilize along with the steam, and can sublimate, can dissolve in the ethyl alcohol, ether and so on organic solvents, but slightly soluble in water.

      Specification convention

      Index Name

      Top Grade Product

      Qualified Product

      Appearance

      Light yellow to deep rosiness melt

      Total amino number %≥

      99.5

      99

      Crystallization point℃≥

      48.3

      45.4

      2-naphthylamine %≤

      0.1

       

      Specification extra grade Specification

      Index Name

      Extra Top Grade Product

      Extra Pure Grade Product

      Appearance

      Light yellow to deep rosiness melt

      Total amino number %≥

      99.9

      99.9

      99.9

      99.9

      99.9

      99.9

      Crystallization point℃≥

      48.3

      48.3

      48.3

      48.3

      48.3

      48.3

      2-naphthylamine≤(mg/kg)

      800

      500

      300

      100

      50

      10

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