2-Cyano-5-methylpyridine (CAS# 1620-77-5)
Ngozi uye Kuchengeteka
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 - Pfeka zvipfeko zvinodzivirira zvakakodzera. |
UN IDs | 3439 |
Hazard Kirasi | IRRITANT |
Packing Group | Ⅲ |
2-Cyano-5-methylpyridine (CAS# 1620-77-5) Nhanganyaya
1. Kuonekwa: kusina ruvara kune yero mvura.
2. Melting Point:-11 ℃.
3. Poindi yekubikira: 207-210 ℃.
4. Solubility: inonyungudika zvishoma mumvura, inonyungudika muorganic solvents senge alcohols uye ethers.Shandisa:
1. Inoshandiswa zvakanyanya mu organic synthesis, inogona kushandiswa se reagent, yepakati kana catalyst kutora chikamu mune zvakasiyana-siyana zvekuita, senge C- C bond formation reaction, cyanide reaction.
2. Inogona kutora chikamu mukugadzirwa kwepyridine, pyridine ketones uye mamwe maitiro ehupenyu.
3. Inogonawo kushandiswa mumishonga yezvipembenene, mishonga nezvimwe minda.
Nzira:
Inogona kugadzirwa neinotevera synthetic nzira:
1. Pyridine inopindirana nemethyl acetic anhydride kugadzira 5-methyl pyridine.
2. React 5-picoline ine sodium cyanide pasi pemamiriro ealkaline kuti ibudise a.
Zvekuchengetedza
1. Kupfuura ndeye organic compounds, kune imwe huturu, ndapota tevera maitiro ekuchengetedza marabhoritari, teerera kune matanho ekudzivirira.
2. Dzivisa kusangana neganda, maziso, nezvimwe. Kana pane kusangana, simbura pakarepo nemvura yakawanda. Kana pane kukanganisa, ndapota tsvaga kurapwa.
3. Mukuchengetedza uye kubata, ndapota dzivisa kupisa kwepamusoro, zvitubu zvemoto, uye chengetedza nzvimbo yekushanda ine mhepo yakanaka.
4. Mvura yakasvibiswa inofanira kuraswa maererano nemitemo yemunharaunda kudzivirira kusvibiswa kwezvakatipoteredza.
Ndapota cherechedza kuti kushandiswa nekubata zvinhu zvemakemikari kunofanirwa kutevedzera mitemo yakakodzera uye nzira dzakachengeteka dzekushanda, uye kutevera mirairo yekushanda kwerabhoritari yakakodzera.