Beta naphthol

Kayayyakin Sinadarai:

Farin ƙuraje masu sheƙi ko farin foda. Ba ya narkewa a cikin ruwa, yana narkewa cikin sauƙi a cikin maganin ethanol, ether, chloroform, glycerol da alkali

Amfani

Ethyl naphthol, wanda aka fi sani da β-naphthol da 2-naphthol, wani abu ne mai tsaka-tsaki na naphthoxyacetic acid mai daidaita girma na shuka. Yana da muhimmin abu na halitta da kuma rini mai tsaka-tsaki. Ana amfani da shi wajen ƙera tonic acid, butyric acid, β-naphthol-3-carboxylic acid, kuma ana amfani da shi wajen ƙera antioxidants, DNP da sauran antioxidants, pigments na organic da kuma sterilization. Wakilai, da sauransu.

Hanyar samarwa

Ana shirya naphthalene ta hanyar sulfonation da narkewar alkali. Hanyar haɗa alkali ta sulfonation hanya ce ta samarwa da ake amfani da ita sosai a gida da waje, amma tana fama da tsatsa mai tsanani, tsada mai yawa da kuma yawan amfani da iskar oxygen na halittu na ruwan sharar gida. Hanyar 2-cumonaphthalene da Kamfanin Cyanamid na Amurka ya ƙirƙiro tana amfani da naphthalene da propylene Chemicalbook a matsayin kayan masarufi. Yayin samar da 2-naphthol, ana samar da acetone a matsayin samfurin da ya rage. Wannan hanyar tana kama da hanyar cumene don samar da phenol. Adadin amfani da kayan masarufi: naphthalene mai ladabi 1170kg/t, sulfuric acid 1080kg/t, sod caustic soda 700kg/t

2-Halayen Sinadaran Naphthol

Lambar CAS 135-19-3

Tsarin kwayoyin halitta C10H8O

Nauyin kwayoyin halitta 144.17

EINECS Lamba 205-182-7

Wurin narkewa 120-122°C (haske)

Tafasawar zafin jiki 285-286°C (haske)

Yawan 1.28g/cm3

Ma'aunin haske 1.5762 (kimantawa)

Wurin walƙiya 153 °C

yanayin ajiyaA adana ƙasa da +30°C.

Bayanin hulda

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