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3-Ethyl Pyridine (CAS#536-78-7)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta C7H9N
Molar Mass 107.15
Yawan yawa 0.954 g/ml a 25 °C (lit.)
Matsayin narkewa -77 ° C
Matsayin Boling 163-166 ° C (lit.)
Wurin Flash 120°F
Lambar JECFA 1315
Ruwan Solubility 270.1g/L(196ºC)
Solubility barasa: mai narkewa da yardar kaina
Tashin Turi 2.42mmHg a 25°C
Bayyanar ruwa mai tsabta
Takamaiman Nauyi 0.954
Launi Mara launi zuwa Kusan mara launi
Merck 14,3848
BRN 106479
pKa pK1:5.80(+1) (20°C)
Kwanciyar hankali Barga. Mai ƙonewa. Ba daidai ba tare da ma'auni mai ƙarfi mai ƙarfi, acid mai ƙarfi. Yana iya zama mai kula da danshi.
M Hygroscopic
Fihirisar Refractive n20/D 1.502 (lit.)

Cikakken Bayani

Tags samfurin

Lambobin haɗari R10 - Flammable
R36 / 37/38 - Haushi ga idanu, tsarin numfashi da fata.
R34 - Yana haifar da konewa
R23/24/25 - Mai guba ta numfashi, a cikin hulɗa da fata kuma idan an haɗiye shi.
Bayanin Tsaro S16 - Ka nisantar da tushen wuta.
S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita.
S36/37 - Sanya tufafin kariya da safar hannu masu dacewa.
S45 - Idan akwai haɗari ko kuma idan kun ji rashin lafiya, nemi shawarar likita nan da nan (nuna alamar a duk lokacin da zai yiwu.)
S36 / 37/39 - Sanya tufafin kariya masu dacewa, safar hannu da kariya / ido / fuska.
ID na UN UN 1993 3/PG 3
WGK Jamus 3
Farashin TSCA Ee
HS Code Farashin 2933990
Matsayin Hazard 3
Rukunin tattarawa III

 

Gabatarwa

3-Ethylpyridine wani abu ne na halitta. Mai zuwa shine gabatarwa ga kaddarorin, amfani, hanyoyin shirye-shirye da bayanan aminci na 3-ethylpyridine:

 

inganci:

Bayyanar: Ruwa mara launi.

Yawan yawa: kusan. 0.89 g/cm³.

Solubility: mai narkewa a cikin kwayoyin kaushi kamar ethanol da ether.

 

Amfani:

A matsayin mai narkewa: tare da kyawawan kaddarorin solubility, 3-ethylpyridine ana amfani dashi sau da yawa azaman mai narkewa a cikin haɗin gwiwar ƙwayoyin cuta kuma azaman ƙarfi da reagent a cikin halayen halayen ƙwayoyin cuta.

Acid-base nuna alama: 3-ethylpyridine za a iya amfani da matsayin acid-tushe nuna alama da kuma taka rawa a cikin canza launi a cikin acid-tushe titration.

 

Hanya:

3-Ethylpyridine za a iya hada shi daga ethylated pyridine. Hanyar gama gari ita ce amsa pyridine tare da ethylsulfonyl chloride don samar da 3-ethylpyridine.

 

Bayanin Tsaro:

Ya kamata a kula don hana haɗuwa da fata da idanu yayin aikin 3-ethylpyridine, da kuma tabbatar da cewa an yi shi a wuri mai kyau don kauce wa shakar tururinsa.

Idan kun haɗu da 3-ethylpyridine da gangan, ya kamata ku kurkure da ruwa mai yawa kuma ku nemi kulawar likita nan da nan.

3-Ethylpyridine ya kamata a adana shi a cikin akwati mai hana iska, nesa da yanayin zafi da wuraren kunna wuta.


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