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2-Methoxy-3-sec-butyl pyrazine (CAS#24168-70-5)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C9H14N2O
Molar Mass 166.22
Yawan yawa 1g/mLat 25°C
Matsayin narkewa 92-94 ℃
Matsayin Boling 50°C1mm Hg(lit.)
Wurin Flash 171°F
Lambar JECFA 791
Solubility Chloroform (Dan kadan), methanol (Dan kadan)
Tashin Turi 0.0995mmHg a 25°C
Bayyanar Ruwa
Takamaiman Nauyi 1.01
Launi Share mara launi
pKa 0.80± 0.10 (An annabta)
Yanayin Ajiya Rufewa a bushe, Zazzabin ɗaki
Fihirisar Refractive n20/D 1.492 (lit.)
Abubuwan Jiki da Sinadarai Ruwa mai haske mara launi. Tsafta ≥ 99%. Tafasa kewayon 92-94 °c (12.6 7千帕).
Amfani Ana amfani dashi azaman kayan kwalliya na yau da kullun kuma yana da kamshi.

Cikakken Bayani

Tags samfurin

Alamomin haɗari Xn - cutarwa
Lambobin haɗari R22 - Yana cutarwa idan an haɗiye shi
R36 / 37/38 - Haushi ga idanu, tsarin numfashi da fata.
R20/21/22 - Cutarwa ta hanyar shakarwa, a cikin hulɗa da fata kuma idan an haɗiye shi.
Bayanin Tsaro S36 / 37/39 - Sanya tufafin kariya masu dacewa, safar hannu da kariya / ido / fuska.
S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita.
S36/37/38 -
ID na UN UN3334
WGK Jamus 3
HS Code 29339900

 

Gabatarwa

2-ethoxy-3-isopropylpyrazine wani fili ne na kwayoyin halitta.

 

Ginin yana da kaddarorin masu zuwa:

- Bayyanar: ruwa mara launi

- Solubility: Mai narkewa a cikin ethanol, ether da benzene, maras narkewa a cikin ruwa

 

2-ethoxy-3-isopropylpyrazine yana da wasu amfani na musamman:

- Ana iya amfani da shi azaman maganin kwari a fannin noma. A cikin kariyar amfanin gona, ana iya amfani da shi don shawo kan kwari irin su ciyawar shuka a busassun filayen.

- Har ila yau, ana amfani da shi a cikin ƙwayoyin halitta a matsayin mai kara kuzari da tsaka-tsaki.

 

Hanyar shiri na 2-ethoxy-3-isopropylpyrazine za a iya samu ta hanyar matakai masu zuwa:

1. 2-Pyridylcarboxylic acid da isopropyl bromide suna amsawa a ƙarƙashin catalysis na tushe don samar da 2-isopropylpyridine.

2. 2-Isopropylpyridine yana amsawa tare da ethanol a ƙarƙashin yanayin acidic don samar da 2-ethoxy-3-isopropylpyrazine.

 

- Yana da ban haushi kuma yana lalata, kuma yakamata a wanke shi da ruwa mai yawa nan da nan bayan tuntuɓar fata da idanu.

- Ya kamata a yi amfani da kayan kariya da suka dace kamar gilashin aminci, safar hannu da suturar kariya.

- A lokacin ajiya da sufuri, ya kamata a kauce wa halayen da ke da karfi da kuma acid, yawan zafin jiki da hasken rana kai tsaye.

 


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