3 3 3-Trifluoropropionic acid (CAS # 2516-99-6)
| Hazard Cov Cim | C - Corrosive |
| Risk Codes | 34 – Ua rau kub hnyiab |
| 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. S45 - Thaum muaj xwm txheej lossis yog tias koj tsis xis nyob, nrhiav kev kho mob tam sim ntawd (qhia daim ntawv lo thaum twg ua tau.) |
| UN IDs | UN 3265 8/PG 2 |
| WGK Germany | 3 |
| HS Code | 29159000 ib |
| Kev Ceeb Toom | Corrosive |
| Hazard Class | 8 |
| Packing Group | II |
Taw qhia
3,3,3-trifluoropropionic acid yog cov organic compound nrog cov tshuaj formula C3HF3O2. 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:
1. Cov tsos mob: 3,3,3-trifluoropropionic acid yog cov kua xim tsis muaj xim nrog cov ntxhiab tsw muaj zog.
2. Solubility: Nws tuaj yeem yaj hauv dej thiab ntau cov kuab tshuaj organic.
3. Stability: Nws yog ib qho chaw ruaj khov uas yuav tsis decompose los yog decompose ntawm chav tsev kub.
4. Combustibility: 3,3,3-trifluoropropionic acid yog nplaim taws thiab tuaj yeem hlawv kom tsim tau cov pa phem thiab cov khoom tsis zoo.
Siv:
1. Chemical Synthesis: feem ntau yog siv los ua cov khoom siv tseem ceeb hauv cov organic synthesis, rau kev npaj ntawm lwm cov organic tebchaw.
2. Surfactant: Nws tuaj yeem siv los ua cov khoom siv surfactant, thiab hauv qee qhov kev siv, nws muaj cov yam ntxwv ntawm emulsification, dispersion thiab solubilization.
3. Tus neeg saib xyuas tu: Vim nws zoo solubility, nws kuj yog siv los ua tus neeg saib xyuas.
Txoj kev:
Kev npaj ntawm 3,3,3-trifluoropropionic acid feem ntau yog ua tiav los ntawm reacting oxalic dicarboxylic anhydride thiab trifluoromethylmethane. Txoj kev npaj tshwj xeeb yog nyob ntawm qhov ntsuas ntau lawm thiab qhov xav tau purity.
Cov ntaub ntawv kev nyab xeeb:
1. 3,3,3-trifluoropropionic acid yog khaus thiab yuav ua rau khaus thiab mob tom qab sib cuag nrog lub qhov muag, tawv nqaij thiab ua pa ib ntsuj av. Hnav cov khoom tiv thaiv tus kheej tsim nyog xws li hnab looj tes, tsom iav thiab khaub ncaws tiv thaiv thaum siv.
2. Thaum nqus tau los yog nqus tau, yuav tsum tau mus nrhiav kev kho mob tam sim ntawd.
3. Tsis txhob sib cuag nrog oxidants thiab muaj zog alkali tshuaj kom tsis txhob muaj kev cuam tshuam tsis zoo.
Thov nco ntsoov tias cov ntaub ntawv no yog rau cov ntaub ntawv xov xwm nkaus xwb. Thaum siv los yog tuav cov tshuaj, nco ntsoov ua raws li cov lus qhia ua haujlwm kom raug thiab ntsuas kev nyab xeeb, thiab xa mus rau cov kev cai cuam tshuam thiab cov ntaub ntawv kev nyab xeeb.
