2-Methyl-5-nitrobenzotrifluoride (CAS # 89976-12-5)
| Hazard Cov Cim | Xi-xaj |
| Risk Codes | R20/21/22 - Ua phem los ntawm kev nqus pa, tiv thaiv daim tawv nqaij thiab yog tias nqos. R36/37/38 - Kab mob rau qhov muag, ua pa thiab tawv nqaij. |
| Kev nyab xeeb piav qhia | S23 - Tsis txhob ua pa. 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. |
| Kev Ceeb Toom | Ua phem |
| Hazard Class | 6.1 |
Taw qhia
Nws yog ib qho organic compound nrog cov tshuaj formula C8H6F3NO2 thiab molecular hnyav ntawm 207.13. Cov hauv qab no yog ib qho kev qhia txog qee yam ntawm nws cov khoom thiab kev siv, nrog rau kev npaj thiab cov ntaub ntawv kev nyab xeeb:
Xwm:
-Cov tsos mob: tsis muaj xim rau cov kua daj daj
Melting point: -7 ° C
- Boiling Point: 166-167 ° C
Qhov ceev: 1.45-1.46g / cm³
-Solubility: Soluble nyob rau hauv cov organic solvents, insoluble nyob rau hauv dej
Siv:
Feem ntau siv rau cov hauv qab no:
-Raws li cov organic synthesis intermediate, siv nyob rau hauv cov synthesis ntawm lwm cov organic tebchaw, xws li tshuaj thiab dyes.
-siv nyob rau hauv cov organic synthesis cov tshuaj tiv thaiv ntawm nitro reagent.
-Raws li reagent rau kev txiav txim siab ntawm cov organic teeb meem los ntawm cov kua chromatography.
-Nws tuaj yeem siv los ua surfactant hauv kev lag luam hluav taws xob.
Txoj Kev Npaj:
Nws tuaj yeem npaj los ntawm cov txheej txheem hauv qab no:
- tuaj yeem tau txais los ntawm cov tshuaj tiv thaiv ntawm methyl benzene thiab fluoromethanesulfonyl fluoride nyob rau hauv acid catalysis.
-Nws tseem tuaj yeem tau txais los ntawm nitration ntawm toluene thiab cov tshuaj tiv thaiv tom qab ntawm cov khoom nrog trifluoroformic acid.
Cov ntaub ntawv kev nyab xeeb:
Nws yog khaus thiab rhiab heev, thiab kev sib cuag ncaj qha ntawm daim tawv nqaij thiab qhov muag yuav tsum zam. Hnav cov khoom tiv thaiv tsim nyog xws li hnab looj tes thiab tsom iav thaum siv. Tsis txhob nqus pa los yog nqos. Nyob rau hauv rooj plaub ntawm kev sib cuag, yaug nrog dej tam sim ntawd thiab nrhiav kev pab kho mob. Thaum khaws cia yuav tsum nyob deb ntawm hluav taws thiab oxidant, deb ntawm cov menyuam yaus thiab tsiaj.
