3 5-Dibromo-2-methylpyridine (CAS# 38749-87-0)

Gabatarwa

3,5-Dibromo-2-methylpyriridine wani nau'in halitta ne tare da tsarin sinadarai na C6H5Br2N. Tsarin shine cewa an maye gurbin 2 da 6 matsayi a kan zoben pyridine da methyl da bromine atom, bi da bi.

Hali:

3,5-Dibromo-2-methylpyriridine marar launi ne zuwa kodadde rawaya crystal tare da ƙamshi mai ƙamshi. Yana da ƙarfi a cikin ɗaki kuma yana da matsakaicin narkewa. Yana da wurin narkewa na 56-58 ° C da wurin tafasa na 230-232 ° C.

Amfani:

3,5-Dibromo-2-methylpyriridine ana amfani dashi ko'ina a cikin ƙwayoyin halitta. Ana iya amfani da shi azaman reagent a cikin kira na daban-daban kwayoyin mahadi, kamar kwayoyi, magungunan kashe qwari da dyes. Bugu da ƙari, ana iya amfani da shi azaman abin tunani a cikin nazarin sinadarai.

Hanyar Shiri:

Hanyar shirye-shiryen 3,5-Dibromo-2-methylpyriridine yawanci ana aiwatar da shi ta hanyar alkylation reaction da bromination na pyridine. Na farko, matsayi na 2 a cikin pyridine shine methylated tare da wakili na methylating a ƙarƙashin yanayin asali don samar da 2-picoline. Sa'an nan, 2-methylpyridine yana amsawa tare da bromine don ba da samfurin karshe 3,5-Dibromo-2-methylpyridine.

Bayanin Tsaro:

3,5-Dibromo-2-methylpyridine yana da ban tsoro kuma yana lalata da kuma hulɗar kai tsaye tare da fata, idanu da mucous membranes ya kamata a kauce masa. Lokacin amfani, yakamata a ɗauki matakan kariya na sirri, kamar sanya gilashin kariya da safar hannu, da tabbatar da cewa an gudanar da aikin a wuri mai kyau. Bugu da ƙari, shi ma abu ne mai ƙonewa kuma ya kamata a kiyaye shi daga buɗewar wuta da yanayin zafi mai zafi. Idan an shaka ko kuma cikin kuskure, yakamata ku nemi kulawar likita cikin lokaci.