4-Fluoroacetophenone (CAS # 403-42-9)
| Hazard Cov Cim | Xi-xaj |
| 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. S23 - Tsis txhob ua pa. |
| WGK Germany | 3 |
| TSCA | T |
| HS Code | 29147090 ib |
| Hazard Class | IRRITANT |
Taw qhia
Fluoroacetophenone yog ib qho organic compound. Cov hauv qab no yog kev qhia txog cov khoom, kev siv, kev npaj thiab cov ntaub ntawv kev nyab xeeb ntawm fluoroacetophenone:
Zoo:
- Cov tsos mob: Fluoroacetophenone yog cov kua tsis muaj xim lossis crystalline khoom nrog cov ntxhiab tsw.
- Solubility: Soluble nyob rau hauv cov organic solvents xws li cawv thiab ethers.
Siv:
- Nws kuj tuaj yeem siv los ua catalyst thiab hnyav thiab ua lub luag haujlwm tseem ceeb hauv cov tshuaj tiv thaiv organic.
Txoj kev:
- Kev npaj ntawm fluoroacetophenone feem ntau yog ua los ntawm aromatic carbonylation.
- Ib txoj kev npaj siv feem ntau yog siv fluorobenzene thiab acetyl chloride kom hnov mob nyob rau hauv lub xub ntiag ntawm catalyst.
Cov ntaub ntawv kev nyab xeeb:
- Fluoroacetophenone yog khaus khaus thiab yuav ua rau khaus lossis puas rau qhov muag thiab tawv nqaij.
- Nws yog volatile, yuav tsum tsis txhob nqus pa los yog vapors, thiab yuav tsum tau siv nyob rau hauv ib qho chaw zoo-ventilated.
- Thaum tuav fluoroacetophenone, hnav cov khoom tiv thaiv tsim nyog xws li hnab looj tes, looj tsom iav, thiab daim npog ntsej muag.
- Thaum siv lossis khaws cia fluoroacetophenone, cov txheej txheem ua haujlwm kom raug thiab ntsuas kev nyab xeeb yuav tsum tau ua kom tsis txhob muaj xwm txheej.
