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

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                  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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