5-Bromo-2-floro-6-picoline (CAS # 375368-83-5)
| Risk Codes | R22 - Ua phem yog tias nqos R37/38 - Kab mob ua pa thiab tawv nqaij. R41 - Riam phom loj rau 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. S39 - Hnav qhov muag / ntsej muag tiv thaiv. |
| Hazard Class | IRRITANT |
Taw qhia
Nws yog ib qho organic compound. Nws cov qauv tshuaj yog C6H6BrFN thiab nws qhov hnyav molecular yog 188.03g / mol.
Lub compound yog xim tsis muaj xim rau daj ntseg daj kua nrog ib tug pungent tsw. Nws muaj qhov kub ntawm -2 ° C thiab kub ntawm 80-82 ° C. Nws tuaj yeem yaj hauv cov kuab tshuaj organic xws li ethanol thiab dimethylformamide ntawm qhov kub thiab txias.
Nws tuaj yeem siv los ua ib qho nruab nrab hauv cov organic synthesis thiab yog siv dav hauv cov tshuaj tua kab, tshuaj thiab cov ntaub ntawv tshawb fawb. Nws tuaj yeem siv rau kev sib txuas ntawm lwm cov tshuaj acidic, glyphosate synthesis, microscopy thiab fluorescent labeling, thiab lwm yam.
Cov phosphor tuaj yeem npaj tau los ntawm kev qhia bromine thiab fluorine atoms rau hauv picoline. Ib txoj hauv kev zoo tshaj plaws yog siv bromine thiab fluorine gas kom hnov mob nrog 2-methylpyridine. Cov tshuaj tiv thaiv yuav tsum tau nqa tawm nyob rau hauv ib tug haum cov tshuaj tiv thaiv hnyav thiab yuav tsum tau cua sov thiab nplawm.
Hais txog cov ntaub ntawv kev nyab xeeb, kom deb ntawm hluav taws thiab kub kub. Siv cov hnab looj tes tiv thaiv tsim nyog thiab tiv thaiv qhov muag. Thaum ntsib daim tawv nqaij lossis qhov muag, yaug tam sim nrog dej ntau thiab nrhiav kev pab kho mob. Cov cai tswj kev nyab xeeb txog tshuaj lom neeg yuav tsum tau ua raws li kev khaws cia thiab tuav.
