isibhengezo_sekhasi

umkhiqizo

2-Chloro-4 6-dimethylpyridine (CAS# 30838-93-8)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C7H8ClN
I-Molar Mass 141.6
Ukuminyana 1.113±0.06 g/cm3(Kubikezelwe)
I-Boling Point 208.1±35.0 °C(Kubikezelwe)
I-Flash Point 99.11°C
Ukuncibilika kwamanzi Incibilika kancane emanzini.
I-Vapor Presure 0.313mmHg ku-25°C
pKa 1.91±0.10(Okubikezelwe)
Isimo Sesitoreji Umkhathi ongenayo, 2-8°C
I-Refractive Index 1.524
I-MDL MFCD08277279

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi I-Xn - Iyingozi
I-Hazard Class 6.1

 

Isingeniso

I-2-Chloro-4, 6-dimethylpyriridine iyinhlanganisela ye-organic enefomula yamakhemikhali i-C7H9ClN. Okulandelayo yincazelo yemvelo yayo, ukusetshenziswa, ukulungiswa kanye nolwazi lokuphepha:

 

Imvelo:

-Ukubukeka: 2-Chloro-4, 6-dimethylpyriridine uketshezi olungenambala ukuya kokuphuzi kancane.

-I-Solubility: Ayincibiliki emanzini, kodwa ingancibilika kuzincibilikisi zemvelo ezifana ne-ether notshwala.

-Ukuminyana: Ukuminyana kwayo kucishe kube ngu-1.07 g/mL.

-Iphuzu lokuncibilika nendawo yokubilisa: Iphuzu lokuncibilika lenkomponi licishe libe ngu-37°C, futhi indawo yokubila icishe ibe ngu-157-159°C.

-Ukuzinza: Azinzile ezingeni lokushisa lasekamelweni.

 

Sebenzisa:

- I-2-Chloro-4, i-6-dimethylpyriridine ivame ukusetshenziswa ku-organic synthesis njenge-catalyst, i-intermediate noma impahla eluhlaza.

-Ibuye ibe nezinhlelo zokusebenza ezithile emkhakheni wezokwelapha, ukuhlanganiswa kwezidakamizwa ezithile.

 

Indlela:

Ukulungiswa kwe--2-Chloro-4,6-dimethylpyridine kungatholakala ngokusabela kwe-2-methylpyridine ne-thionyl chloride. Izimo zokusabela zingenziwa kusetshenziswa isisekelo sezinto ezingaphili, njenge-potassium hydroxide noma i-sodium hydroxide, njenge-catalyst nasezingeni lokushisa elifanele.

 

Ulwazi Lokuphepha:

-2-choro-4, 6-dimethylpyridine ingase icasule futhi idle, futhi ukunakekelwa kufanele kuthathwe lapho uthinta isikhumba namehlo. Izinto zokuzivikela ezinjengamagilavu, izibuko nezingubo zokuzivikela kufanele zigqokwe ngesikhathi sokusetshenziswa.

-Gwema ukuhogela umhwamuko wawo ngesikhathi usebenza. Uma ihogelwe kakhulu, kufanele ithuthelwe emoyeni omusha. Uma unokungaphatheki kahle noma ukusabela okubi, kufanele ufune usizo lwezokwelapha ngokushesha ngangokunokwenzeka.

-Sicela uphathe futhi ugcine inhlanganisela ngendlela efanele, kude nemithombo yokushisa nomlilo, izinga lokushisa lokugcina kufanele libe phakathi kuka-2-8 ℃, futhi kude nama-oxidizing agents.

-Ngesikhathi sokusebenzisa noma ukulahlwa, sicela ubheke imithethonqubo efanele kanye nemihlahlandlela yokusebenza kokuphepha.


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