4-Chloro-4'-Fluorobutyrophenone (CAS # 3874-54-2)
| Risk Codes | R22 - Ua phem yog tias nqos 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 | S24/25 - Tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag. S36 - Hnav khaub ncaws tiv thaiv zoo. S26 - Thaum sib cuag nrog lub qhov muag, yaug tam sim ntawd nrog dej txaus thiab nrhiav kev kho mob. |
| WGK Germany | 3 |
| TSCA | Yog lawm |
| Kev Ceeb Toom | Irritant |
Taw qhia
4-Chloro-4′-fluorobutanone yog cov organic compound. Cov hauv qab no yog kev nthuav qhia txog cov khoom, kev siv, kev npaj, thiab cov ntaub ntawv kev nyab xeeb ntawm cov khoom sib xyaw no:
Zoo:
- Cov tsos mob: 4-Chloro-4′-fluorophenone yog cov kua tsis muaj xim lossis lub teeb daj.
- Solubility: Nws tuaj yeem yaj hauv qee cov kuab tshuaj organic xws li chloroform, cawv, thiab ethers.
Siv:
- Hauv kev ua liaj ua teb, nws tuaj yeem siv los tsim tshuaj tua kab thiab fungicides.
Txoj kev:
- 4-Chloro-4′-fluorobutanone tuaj yeem npaj los ntawm cov tshuaj tiv thaiv ntawm phenylbutanone nrog cov tshuaj chlorine thiab fluorine.
- Ib txoj hauv kev npaj yog npaj 4-chlorophenone los ntawm cov tshuaj tiv thaiv ntawm phenylbutanone thiab hydrogen chloride, thiab tom qab ntawd los ntawm hydrogen fluoride cov tshuaj tiv thaiv kom tau 4-chloro-4′-fluorobutanone. Cov tshuaj tiv thaiv feem ntau yog nqa tawm ntawm qhov tsim nyog kub thiab siab.
Cov ntaub ntawv kev nyab xeeb:
- 4-Chloro-4′-fluorobutanone yog ib yam tshuaj uas yuav tsum tau siv raws li txoj cai tswj kev nyab xeeb, xws li hnav hnab looj tes tiv thaiv, tsom iav, thiab khaub ncaws tiv thaiv.
- Thaum lub sij hawm tus txheej txheem, tsis txhob nqus nws vapors los yog nkag mus rau hauv daim tawv nqaij thiab ob lub qhov muag.
- Nrhiav kev kho mob tam sim ntawd thaum noj, nqus tau, lossis sib cuag nrog cov tawv nqaij rau ntawm daim tawv nqaij thiab muab cov ntaub ntawv pov thawj kev nyab xeeb rau koj tus kws kho mob siv.
Thaum siv cov tshuaj, nws yog ib qho tseem ceeb uas yuav tsum tau ua raws li kev tuav pov hwm thiab kev nyab xeeb thiab kev ntsuas tsim nyog raws li qhov xwm txheej.
