2 4-Dichlorobenzoyl chloride (CAS# 89-75-8)

Gabatarwa

inganci:

2,4-Dichlorobenzoyl chloride ruwa ne mara launi zuwa kodadde ruwan rawaya tare da kamshi. Ba shi da kwanciyar hankali a dakin da zafin jiki kuma yana da sauƙi mai sauƙi da kuma rushewa, don haka ya kamata a adana shi a ƙarƙashin iskar gas. Yana amsawa da hydrocarbons, amines aromatic, da alcohols don samar da amides da esters masu dacewa.

Amfani:

2,4-Dichlorobenzoyl chloride shine mahimmancin tsaka-tsaki a cikin haɗin gwiwar kwayoyin halitta kuma yana da aikace-aikace masu yawa a cikin halayen halayen kwayoyin halitta. Ana iya amfani da shi a cikin shirye-shiryen daban-daban na benzoyl chloride da sauran mahadi.

Hanya:

2,4-Dichlorobenzoyl chloride za a iya samu ta chlorination na p-nitrobenzoic acid ko p-aminobenzoic acid. Hanya ta musamman ita ce amsa p-nitrobenzoic acid ko p-aminobenzoic acid tare da thionyl chloride don samun samfurin matsakaici, sa'an nan kuma samfurin tsaka-tsakin yana ƙara chlorinated don samun 2,4-dichlorobenzoyl chloride.

Bayanin Tsaro:

2,4-Dichlorobenzoyl chloride wani nau'in kwayoyin halitta ne wanda ke da haushi da lalata. Ya kamata a yi taka tsantsan yayin amfani da mu'amala, guje wa haɗuwa da fata, idanu, da hanyoyin numfashi. Ya kamata a sa kayan kariya da suka dace, kamar safofin hannu na lab, tabarau, da tufafin kariya, yayin aikin. Ya kamata a guji tuntuɓar abubuwa masu ƙonewa da abubuwan da ke haifar da iskar oxygen don hana wuta ko fashewa. Lokacin adanawa da jigilar su, yakamata a rufe shi kuma a kiyaye shi daga tushen wuta da zafi.