Pyrazole-4-boronicacidpinacolester (CAS # 269410-08-4)
| 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 |
| TSCA | No |
| HS Code | 29331990 ib |
| Kev Ceeb Toom | Irritant / Flammable |
Taw qhia
Pyrazole-4-borate bromeloate yog ib qho organic compound. Nws cov khoom yog raws li nram no:
Cov tsos mob: Pyrazole-4-borate bromeloate yog cov khoom dawb.
Solubility: Pyrazole-4-borate bromeliate yog soluble hauv qee cov organic solvents, xws li cawv, ethers, thiab naphthenes.
Pyrazole-4-borate bromeloate muaj qee qhov kev siv hauv qab no:
Catalyst: Nws yog ib qho tseem ceeb catalyst rau cov organic synthesis uas yuav siv tau nyob rau hauv ntau yam organic tshuaj, xws li hydrogenation thiab coupling.
Synthesis ntawm cov ntaub ntawv hlau: pyrazole-4-borate bromeliate tuaj yeem siv los ua cov hlau-organic complexes thiab siv rau hauv kev npaj cov ntaub ntawv hlau.
Kev npaj ntawm pyrazole-4-borate bromethol ester feem ntau yog los ntawm reacting pyrazole-4-boranoic acid nrog bromeliate nyob rau hauv ib qho organic hnyav, cua sov thiab nplawm, thiab tom qab ntawd mus los ntawm kev pom thiab crystallization cov kauj ruam kom tau cov khoom.
Toxicity: Pyrazole-4-borate bromeliate ester tej zaum yuav muaj qee yam toxicity rau tib neeg, thiab kev sib cuag ncaj qha rau ntawm daim tawv nqaij thiab qhov muag yuav tsum zam.
Flammability: Nws tuaj yeem yog nplaim taws thiab yuav tsum tau khaws cia kom deb ntawm cov nplaim taws thiab qhov kub thiab txias.
Tshem tawm thiab khaws cia: Thaum siv thiab khaws cia, nws yog ib qho tsim nyog yuav tsum ua raws li cov kev cai cuam tshuam, tuav thiab pov tseg kom raug, thiab tsis txhob muaj kuab paug rau ib puag ncig.
Thaum siv pyrazole-4-borate bromeloate, nco ntsoov xa mus rau cov ntaub ntawv kev nyab xeeb ntawm cov tshuaj thiab cov txheej txheem kev ua haujlwm nyab xeeb thiab ua haujlwm raws li kev kuaj mob tsim nyog.
