2-Chloro-4-picoline (CAS # 3678-62-4)
| Risk Codes | R36/37/38 - Kab mob rau qhov muag, ua pa thiab tawv nqaij. R20/21/22 - Ua phem los ntawm kev nqus pa, tiv thaiv daim tawv nqaij thiab yog tias nqos. |
| Kev nyab xeeb piav qhia | S26 - Thaum sib cuag nrog lub qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob. S36 - Hnav khaub ncaws tiv thaiv zoo. S36/37/39 - Hnav cov khaub ncaws tiv thaiv tsim nyog, hnab looj tes thiab tiv thaiv qhov muag / ntsej muag. |
| WGK Germany | 3 |
| HS Code | 293499 0 |
| Hazard Class | IRRITANT, IRRITANT-H |
Taw qhia
2-Chloro-4-methylpyridine yog ib qho organic compound. Nov yog qee cov ntaub ntawv hais txog nws cov khoom, kev siv, kev tsim khoom, thiab kev nyab xeeb:
Zoo:
- Cov tsos mob: 2-Chloro-4-methylpyridine yog dawb crystalline khoom.
- Solubility: Nws muaj tsawg solubility hauv dej tab sis yog soluble hauv organic solvents xws li cawv thiab ethers.
Siv:
- Tshuaj synthesis: 2-chloro-4-methylpyridine feem ntau yog siv los ua ib qho reagent thiab nruab nrab hauv cov organic synthesis. Nws tuaj yeem siv los ua cov tshuaj chlorinated reagent hauv tshuaj tiv thaiv. Piv txwv li, nws tuaj yeem hnov mob nrog cawv los ua ethers, nrog aldehydes thiab ketones los tsim cov imine compounds, thiab lwm yam.
Txoj kev:
Muaj ob txoj hauv kev ntawm kev npaj:
- Txoj kev 1: 2-chloro-4-methylpyridine yog tau los ntawm reacting 2-methylpyridine nrog hydrogen chloride.
- Txoj kev 2: 2-chloro-4-methylpyridine yog tau los ntawm reacting 2-methylpyridine nrog chlorine gas.
Cov ntaub ntawv kev nyab xeeb:
- 2-Chloro-4-methylpyridine yog tshuaj lom thiab tuaj yeem ua rau lub qhov muag, ua pa, thiab tawv nqaij. Cov cuab yeej tiv thaiv tsim nyog xws li hnab looj tes, lub tshuab ua pa, thiab tsom iav yuav tsum hnav thaum siv.
- Nws yuav tsum muab cia rau hauv qhov chaw qhuav, qhov cua zoo, kom deb ntawm qhov hluav taws kub thiab oxidants.
- Ua raws li cov txheej txheem kev nyab xeeb thaum siv thiab tsis txhob sib xyaw nrog lwm cov tshuaj. Nyob rau hauv cov ntaub ntawv ntawm kev huam yuaj, los yog kev sib cuag nrog daim tawv nqaij, nrhiav kev kho mob tam sim ntawd.
