2-Chloro-3-bromo-5-nitropyridine (CAS# 5470-17-7)

Gabatarwa

Yana da wani kwayoyin halitta wanda tsarin sinadarai shine C5H2BrClN2O2.

Hali:

1. Bayyanar: Yana da m, yawanci rawaya crystalline foda.

2. Solubility: Ana iya narkar da shi a cikin kwayoyin halitta (irin su dichloromethane, ether, da dai sauransu), amma mai narkewa a cikin ruwa yana da ƙasa.

Amfani:

Yana da mahimmancin tsaka-tsakin tsaka-tsaki, wanda aka yi amfani da shi sosai a fagen hada sinadaran.

1. Drug synthesis: Ana iya amfani da shi don haɗa abubuwan da ke aiki da kwayoyin halitta, kamar kwayoyi, magungunan kashe qwari, da dai sauransu.

2. Rini synthesis: Ana iya amfani da shi don haɗa rini da pigments.

3. Haɗin magungunan kashe qwari: ana iya amfani da shi don maganin kashe qwari da na ciyawa.

Hanyar Shiri: A shirye-shiryen

za a iya za'ayi ta aromatic nitration dauki, da takamaiman matakai ne kamar haka:

1. A ƙarƙashin yanayin da ya dace, pyridine yana amsawa tare da nitric acid mai maida hankali don samun pyridine-3-nitric acid.

2. Pyridine-3-nitric acid ana amsawa da cuprous bromide don samun 3-bromopyridine.

3. A ƙarshe, 3-bromopyridine yana amsawa tare da chloride na azurfa don samun samfurin ƙarshe.

Bayanin Tsaro:

1. yana da wani mataki na haushi da guba, don Allah a guji hulɗa da fata, idanu da tsarin numfashi.

2. a cikin aikin, yakamata a sanya safar hannu na kariya, tabarau da abin rufe fuska da sauran kayan kariya na sirri.

3. a lokacin ajiya da amfani, ya kamata a adana shi daban daga masu ƙonewa, oxidants da sauran abubuwa.

4. Lokacin zubar da sharar gida, da fatan za a bi ka'idodin zubar da sharar gida don rage haɗarin gurɓataccen muhalli.