Tom ntej: Ethyl 2-chloro-4 4 4-trifluoroacetoacetate (CAS # 363-58-6)
| Risk Codes | R34 - Ua rau kub hnyiab R36 - Khau qhov muag |
| 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. S36/37/39 - Hnav cov khaub ncaws tiv thaiv tsim nyog, hnab looj tes thiab tiv thaiv qhov muag / ntsej muag. |
| UN IDs | ib 3265 |
| Kev Ceeb Toom | Flammable/Homful |
| Hazard Class | 8 |
| Packing Group | III |
Taw qhia
Ethyl 2-choro-3-keto-4, 4,4-trifluorobutyrate yog cov organic compound nrog cov tshuaj formula C6H7ClF3O3. Cov hauv qab no yog cov lus qhia txog nws qhov xwm txheej, kev siv, kev npaj thiab kev nyab xeeb cov ntaub ntawv:
Xwm:
-Cov tsos mob: tsis muaj xim lossis cov kua daj daj
- Melting point: -60 ° C
- Boiling Point: 118-120 ° C
Qhov ceev: 1.432 g / mL
-Solubility: Soluble nyob rau hauv dej thiab feem ntau organic solvents
Siv:
- ethyl 2-chroo-3-keto-4, 4,4-trifluorobutyrate feem ntau yog siv los ua ib qho tseem ceeb reagent hauv organic synthesis. Nws tuaj yeem siv los ua cov khoom sib txuas, xws li tshuaj, tshuaj tua kab, dyes, thiab lwm yam.
-Nws kuj tseem siv tau los ua ib qho khoom ntxiv rau cov khoom ua liaj ua teb antifouling tus neeg saib xyuas, xim thiab kua nplaum.
Txoj Kev Npaj:
Kev sib xyaw ntawm ethyl 2-chloro-3-keto-4,4,4-trifluorobutyrate feem ntau yog ua los ntawm cov kauj ruam hauv qab no:
1.2-chloro-4, 4,4-trifluoroacetic acid reacts nrog chloroacetic anhydride los tsim 2-chloro-4, 4,4-trifluoroacetyl chloride.
2.2-chloro-4, 4,4-trifluoroacetyl chloride yog ces reacted nrog ethyl acetate los tsim cov khoom kawg ethyl 2-chloro-3-keto-4, 4,4-trifluobutyrate.
Cov ntaub ntawv kev nyab xeeb:
-Ethyl 2-chloro-3-keto-4,4,4-trifluorobutyrate yog cov organic uas tsis muaj zog uas yuav ua rau muaj kev phom sij txog kev noj qab haus huv.
-Thaum siv yuav tsum ua raws li cov txheej txheem kev nyab xeeb, xws li hnav tsom iav thiab hnab looj tes.
-Tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag, tsis txhob nqus nws cov vapor, thiab tswj qhov cua kom zoo.
-Thaum khaws cia, ua tib zoo saib kom tsis txhob muaj hluav taws kub thiab kub, thiab kom deb ntawm cov hluav taws kub thiab cov khoom siv hluav taws xob.
Thov nco ntsoov tias rau kev siv thiab tuav cov tshuaj, yuav tsum tau ua raws li cov txheej txheem kev nyab xeeb, thiab cov ntaub ntawv kev nyab xeeb ntawm cov ntaub ntawv (MSDS) yuav tsum ua tib zoo nyeem thiab ua raws.
