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umkhiqizo

2-Ethoxy-3-Isopropyl Pyrazine (CAS#72797-16-1)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C9H14N2O
I-Molar Mass 166.22
Ukuminyana 0.99
I-Boling Point 230.5±40.0 °C(Kubikezelwe)
Inombolo ye-JECFA 2129
Ukubukeka uketshezi olucacile
Umbala Ayinambala ukuya kokuphuzi ngokukhanyayo
pKa 0.88±0.10(Okubikezelwe)
Isimo Sesitoreji 2-8°C
I-Refractive Index 1.4860 ukuze 1.4900

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi I-Xn - Iyingozi
Amakhodi Engozi 22 – Kuyingozi uma kugwinywe

 

Isingeniso

I-2-ethoxy-3-isopropylpyrazine. Okulandelayo yisingeniso sobunjalo bayo, ukusetshenziswa, indlela yokulungiselela kanye nolwazi lokuphepha:

 

Ikhwalithi:

- Ukubukeka: I-2-ethoxy-3-isopropylpyrazine iqinile okumhlophe kuya kokuphuzi okuphaphathekile.

- Ukunyibilika: Ayincibiliki kahle emanzini, kodwa incibilika kuzincibilikisi zemvelo njenge-ethanol ne-dimethyl sulfoxide.

 

Sebenzisa:

- I-2-ethoxy-3-isopropylpyrazine isetshenziswa kakhulu emkhakheni wezibulala-zinambuzane. Ingasetshenziswa njengempahla eluhlaza yezibulala-zinambuzane kanye nama-ejenti okulawula ukhula. Le nhlanganisela inomsebenzi wokuvimbela isitshalo se-tyrosine ammonia-lyase, ngaleyo ndlela ithinte ukukhula kwezitshalo.

- Ngaphandle kwensimu yezibulala-zinambuzane, i-2-ethoxy-3-isopropylpyrazine ingasetshenziswa futhi ekuhlanganiseni kwamanye ama-organic compounds.

 

Indlela:

- I-2-ethoxy-3-isopropylpyrazine ngokuvamile itholakala ngokusabela kwe-phenyl isocyanate nge-ethoxypropanol. Ukusabela kusebenzisa i-hydrochloric acid noma i-sodium hydroxide njenge-catalyst yokwenza ukusabela kwe-reflux endaweni engasebenzi.

 

Ulwazi Lokuphepha: Kuyacasula futhi kufanele kugwenywe ukuthintana nesikhumba, amehlo, kanye nomgudu wokuphefumula.

- Izinyathelo ezifanele kufanele zithathwe lapho ugcina futhi uphatha i-2-ethoxy-3-isopropylpyrazine, okuhlanganisa ukugqoka amagilavu ​​okuzivikela afanelekile kanye nemaski.

- Lapho ulahla imfucuza, thobela imithetho efanele yezemvelo.


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