3 4-Dichloropyridine (CAS # 55934-00-4)
| Hazard Cov Cim | Xi-xaj |
| 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. |
| Kev Ceeb Toom | Irritant |
| Hazard Class | 6.1 |
Taw qhia
3,4-Dichloropyridine yog ib qho organic compound nrog cov tshuaj formula C5H3Cl2N. Cov hauv qab no yog cov lus piav qhia ntawm nws qhov xwm txheej, kev siv, kev tsim thiab cov ntaub ntawv kev nyab xeeb:
Xwm:
-Cov tsos mob: cov kua tsis muaj xim
- Melting point: -12 ℃
- Boiling point: 149-150 ℃
Qhov ceev: 1.39 g / mL
-Solubility: Nws muaj solubility zoo thiab tuaj yeem yaj hauv dej, cawv thiab ether cov kuab tshuaj.
Siv:
- 3,4-Dichloropyridine tuaj yeem siv los ua cov tshuaj reagent thiab ua ib qho tseem ceeb nruab nrab ntawm cov organic synthesis.
-Nws tuaj yeem siv los ua ke cov organic sib txuas xws li tshuaj tua kab, tshuaj thiab dyes.
-Hauv kev lag luam hluav taws xob, nws kuj yog siv los ua cov khoom siv raw rau cov ntaub ntawv txheej thiab cov khoom siv kho qhov muag.
Txoj Kev Npaj:
- 3,4-Dichloropyridine tuaj yeem tau txais los ntawm cov tshuaj tiv thaiv pyridine nrog chlorine. Cov xwm txheej ntawm cov tshuaj tiv thaiv tuaj yeem hloov kho raws li cov khoom siv thiab cov kev xav tau ntawm chav kuaj tshwj xeeb.
Cov ntaub ntawv kev nyab xeeb:
- 3,4-Dichloropyridine yog ib qho organic compound uas ua rau khaus thiab tej zaum muaj tshuaj lom. Thaum siv, ua tib zoo saib xyuas kom tsis txhob nqus pa ntawm cov vapors thiab kev sib cuag nrog cov tawv nqaij, qhov muag thiab cov mucous membranes.
-Nyob hauv kev ua haujlwm, yuav tsum muaj kev tiv thaiv tsim nyog, xws li hnav hnab looj tes, tsom iav thiab khaub ncaws tiv thaiv.
-Thaum khaws cia thiab tuav, kom deb ntawm hluav taws thiab cov khoom organic kom tsis txhob muaj hluav taws kub los yog tawg.
-Thaum siv, ua raws li cov txheej txheem ua haujlwm nyab xeeb thiab tuav thiab pov tseg cov pov tseg raws li kev cai lij choj thoob ntiaj teb, lub tebchaws thiab hauv zos thiab cov cai.
Thov nco ntsoov tias qhov no tsuas yog kev qhia dav dav rau 3,4-Dichloropyridine. Cov xwm txheej tshwj xeeb, kev siv, kev npaj thiab cov ntaub ntawv kev nyab xeeb yuav tsum tau kawm thiab tshuaj xyuas kom zoo dua raws li kev kuaj mob tshwj xeeb thiab cov xwm txheej tiag tiag.
