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chigadzirwa

3-Methyl-isonicotinic acid ethyl ester (CAS# 58997-11-8)

Chemical Property:

Molecular Formula C7H7NO2
Molar Misa 137.14
Density 1.230
Melting Point 235 ℃
Boling Point 389℃
Flash Point 189℃
Vapor Presure 0mmHg pa25°C
pKa 0.82±0.25(Zvakafanotaurwa)
Storage Condition Inert mamiriro, Room Temperature
Refractive Index 1.561

Product Detail

Product Tags

Hazard Symbols Xi – Hasha
Risk Codes 36/37/38 - Kushungurudza maziso, kufema system uye ganda.
Tsanangudzo Yekuchengetedza S26 – Kana wasangana nemaziso, sukurudza nekukurumidza nemvura yakawanda uye tsvaga mazano ekurapwa.
S36/37/39 - Pfeka zvipfeko zvekudzivirira zvakakodzera, magurovhosi uye kudzivirira kweziso/chiso.
Hazard Kirasi IRRITANT

 

Nhanganyaya

Asidhi inhengo yeorganic ine kemikari formula C7H7NO2. Ikristaro isina ruvara yakasimba, inonyungudika mumvura uye organic solvents.

 

Acid ine zvakasiyana-siyana zvekushandisa. Inogona kushandiswa seyepakati mune organic synthesis yekugadzirira kwemamwe makomisheni. Inogona zvakare kuita se ligand ye organometallic complexes uye kutora chikamu mune inokonzeresa maitiro. Mukuwedzera, inogonawo kushandiswa mukugadzirwa kweimwe mishonga yemishonga.

 

Pane nzira dzakawanda dzekugadzirira ICT. Imwe nzira yakajairika ndeye synthesis nekurapa uye oxidation ye toluene. Kunyanya, toluene inotanga kubatwa neacetaldehyde pamberi peiyo oxidizing agent kuti ibudise 3-methyl-4-picolinic acid ester, iyo inobva yaiswa pasi peacid hydrolysis kuti iwane chigadzirwa chakananga.

 

Kuchengetedzeka kweasidhi kwakakwira, asi zvimwe zvinhu zvekuchengetedza zvichiri kuda kutariswa. Pfeka midziyo yekudzivirira yakakodzera semagirazi uye magirovhosi panguva yekushanda. Dzivisa inhaling inoguma guruva uye gasi uye kudzivisa kusangana neganda. Panguva yekuchengetedza uye yekufambisa, kutarisisa kunofanirwa kubhadharwa kune hunyoro-uchapupu, humbowo hwemoto uye kuputika-uchapupu matanho. Kana ukapinzwa netsaona kana kubata, tsvaga rubatsiro rwekurapa nekukasika uye uuye nepepa rekuchengetedza data rechigadzirwa ichi kuchipatara.


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