Pyridine trifluoroacetate (CAS # 464-05-1)
| 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. |
| WGK Germany | 3 |
| FLUKA BRAND F CODE | 3-10 |
Taw qhia
pyridinium trifluoroacetate (pyridinium trifluoroacetate) yog cov organic compound nrog cov tshuaj formula C7H6F3NO2. Nws yog ib qho khoom, soluble hauv dej thiab cov kuab tshuaj organic, muaj zog acidity.
Kev siv tseem ceeb ntawm pyridinium trifluoroacetate yog ib qho tseem ceeb reagent hauv organic synthesis. Nws tuaj yeem siv rau catalysts, catalysts rau cov tshuaj tiv thaiv organic thiab oxidants rau catalysts. Nws tuaj yeem siv rau hauv acylation thiab alkyd cov tshuaj tiv thaiv hauv cov organic synthesis.
Cov txheej txheem rau kev npaj pyridinium trifluoroacetate yog react trifluoroacetic acid thiab pyridine nyob rau hauv cov kev mob tsim nyog. Tshwj xeeb, pyridine yog yaj nyob rau hauv trifluoroacetic acid thiab ces reacted los ntawm cua sov los tsim muaju ntawm pyridinium trifluoroacetate.
Thaum siv thiab tuav pyridinium trifluoroacetate, nws yog ib qho tsim nyog yuav tsum tau them sai sai rau nws cov acidity thiab khaus khaus. Hnav cov hnab looj tes tiv thaiv, tsom iav thiab cov khaub ncaws tiv thaiv kom tsis txhob sib cuag nrog daim tawv nqaij thiab qhov muag. Nyob rau tib lub sijhawm, nws yuav tsum tau ua haujlwm hauv qhov chaw zoo-ventilated kom tsis txhob nqus nws vapor. Nws yuav tsum tau muab cia rau hauv lub thawv kaw, kom deb ntawm hluav taws thiab oxidizing tus neeg sawv cev.
