3-Cyano-4-methylpyridine (CAS#5444-01-9)
Ko te 3-Cyano-4-methylpyriridine he pūhui waro me te tātai matū C7H6N2. Ko nga korero e whai ake nei mo te ahua, te whakamahinga, te whakarite me nga korero haumaru:
Taiao:
-Te ahua: Ko te 3-Cyano-4-methylpyriridine he maa ki te kowhai kowhai.
-Ira whakarewa: Ko tona ira whakarewa he 66-69 nga nekehanga Celsius.
-Wairewa: He iti te wairewa i roto i te wai, ka rewa ki te maha o nga whakarewa pararopi, penei i te waihano, te etera me te chloroform.
Whakamahia:
-Hei reagent synthesis organic: Ka taea te whakamahi i te 3-Cyano-4-methylpyriridine hei reagent mo te whakahiato o etahi atu puhui waro, penei i te pesticides, te rongoa me te waikano.
-Hei whakakōkī: Ka taea hoki te whakamahi hei whakakōkī i ētahi tauhohenga whakakōkī.
Tikanga Whakaritenga:
Ka taea te whakarite 3-Cyano-4-methylpyriridine ma nga tikanga e whai ake nei:
1. Ko te pyridine me te acetonitrile ka uru ki te tauhohenga cyanation ki te whakaputa i te 3-cyanopyridine, katahi ka whai tauhohenga methylation ki te whakaputa 3-Cyano-4-methylpyriridine.
2. Ka tauhohe te Methyl pyridine ki te hauwai hauwai hei whakaputa i te 3-Cyano-4-methylpyriridine i raro i te catalysis o te kawakore.
Mōhiohio Haumaru:
Ko nga ahuatanga matū o3-Cyano-4-methylpyridinekaore ano kia tino akohia, no reira me whai i nga tikanga taiwhanga matū whanui. Mau taputapu whakamarumaru whaiaro e tika ana penei i nga karapu whakamarumaru, nga karaehe me nga koti taiwhanga i te wa e whakamahia ana. Me penapena me te hapai tika kia kore e pa ki nga matū penei i te waiora kaha. I roto i te tukanga o te mahi, me aro nui ki te aukati i te inhalation, te pa ki te kiri, te kai ranei. Mena ka puta mai tetahi aitua e pa ana ki a koe, me mahi nga maimoatanga ohorere i te waa. Te mohiotanga o te matū me te wheako taiwhanga ki te whakahaere i te puhui kia noho haumaru ai te whakahaere. Kia mohio ai koe ki tona haumarutanga, tena koa tirohia nga korero hangarau haumaru e tika ana, me korero ranei ki tetahi tohunga.
