2-Amino-3 5-dibromo-4-methylpyridine (CAS # 3430-29-3)
| 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 | 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. |
| Hazard Class | IRRITANT |
Taw qhia
2-Amino-3,5-dibromo-4-methylpyridine yog cov organic compound.
Zoo:
Cov tsos mob: Dawb crystalline khoom.
Solubility: soluble nyob rau hauv cov organic solvents xws li chloroform, ethanol thiab ether, insoluble nyob rau hauv dej.
Siv:
2-Amino-3,5-dibromo-4-methylpyridine feem ntau yog siv los ua cov khoom pib lossis reagent rau cov organic synthesis hauv cov chaw kuaj tshuaj. Nws tuaj yeem siv rau hauv kev sib txuas ntawm pyridine derivatives, imidazole tebchaw, pyridine imidazole tebchaw, thiab lwm yam.
Txoj kev:
2-Amino-3,5-dibromo-4-methylpyridine tuaj yeem ua ke los ntawm cov kauj ruam hauv qab no:
3,5-dibromopyridine thiab methylpyruvate yog reacted nyob rau hauv alkaline tej yam kev mob los tsim 2-bromo-3,5-dimethylpyridine.
2-Bromo-3,5-dimethylpyridine yog reacted nrog ammonia nyob rau hauv chloroform los tsim 2-amino-3,5-dimethylpyridine.
2-amino-3,5-dimethylpyridine yog reacted nrog hydrogen bromide los ua 2-amino-3,5-dibromo-4-methylpyridine.
Cov ntaub ntawv kev nyab xeeb:
Thaum tuav 2-amino-3,5-dibromo-4-methylpyridine, yuav tsum tau ceev faj txog kev nyab xeeb hauv qab no:
Tsis txhob nqus pa, tiv thaiv daim tawv nqaij, thiab nqos. Cov hnab looj tes tiv thaiv, tsom iav kev nyab xeeb thiab lub ntsej muag tiv thaiv yuav tsum hnav.
Nws yuav tsum tau siv nyob rau hauv qhov chaw zoo-ventilated kom tsis txhob nqus nws vapors.
Nws yuav tsum tau khaws cia kom deb ntawm hluav taws, cua sov thiab oxidants.
Nws yog nruj me ntsis txwv tsis pub sib xyaw nrog cov oxidants muaj zog, txo cov neeg ua haujlwm thiab muaj zog acids.
Nws yuav tsum tau muab cia rau hauv qhov chaw qhuav, txias, qhov cua, kom deb ntawm qhov hluav taws kub thiab cua sov.
