5-Chloro-2-cyanopyridine (CAS # 89809-64-3)
| Risk Codes | 36/37/38 – Khaus qhov muag, ua pa thiab tawv nqaij. |
| 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. |
| UN IDs | UN 3439 6.1/PG III |
| HS Code | 293339 0 |
| Kev Ceeb Toom | Tshuaj lom |
| Hazard Class | 6.1 |
| Packing Group | III |
Taw qhia
5-Chloro-2-cyanopyridine yog cov organic compound nrog cov tshuaj formula C6H3ClN2. 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: 5-Chloro-2-cyanopyridine yog xim tsis muaj xim rau daj ntseg daj crystalline khoom.
- Melting point: Nws melting point yog 85-87 ° C.
-Solubility: Zoo solubility nyob rau hauv cov organic solvents.
Siv:
- 5-Chloro-2-cyanopyridine feem ntau yog siv los ua ib qho chaw nruab nrab hauv cov organic synthesis.
-Nws yog ib qho tseem ceeb raw khoom rau cov synthesis ntawm cov tebchaw xws li tshuaj, tshuaj tua kab thiab dyes.
-Nws kuj tseem siv tau los ua ib qho substrate rau cov organic synthesis catalysts.
Txoj Kev Npaj:
- 5-Chloro-2-cyanopyridine tuaj yeem tau los ntawm chlorinating 2-cyanopyridine.
-Cov tshuaj tiv thaiv feem ntau yog ua raws li alkaline tej yam kev mob los txhim kho cov tshuaj tiv thaiv efficiency.
- Feem ntau, cov tshuaj reagent xws li stannous chloride lossis antimony chloride yog siv los ua cov tshuaj chlorinating hauv cov tshuaj tiv thaiv.
Cov ntaub ntawv kev nyab xeeb:
- 5-Chloro-2-cyanopyridine yog khaus thiab yuav tsum tau yaug nrog dej tam sim ntawd thaum sib cuag nrog daim tawv nqaij lossis qhov muag.
-Thaum ua haujlwm, hnav hnab looj tes tiv thaiv thiab tsom iav kom muaj kev nyab xeeb.
-Qhov sib xyaw yuav tsum tau khaws cia kom deb ntawm qhov hluav taws kub thiab kub kom tsis txhob muaj hluav taws kub thiab tawg.
-Nws yuav tsum tau muab cia rau hauv lub thawv kaw thiab deb ntawm oxidants thiab muaj zog acids.
Thov nco ntsoov tias qhov no tsuas yog kev qhia dav dav xwb, kev siv tshwj xeeb yuav tsum tau xa mus rau cov ntaub ntawv tshuaj lom neeg thiab cov ntaub ntawv kev nyab xeeb.
