2-Chloro-3-fluoro-5-methylpyridine (CAS# 34552-15-3)

Gabatarwa

Abu ne na halitta tare da tsarin sinadarai na C6H5ClFN. Mai zuwa shine bayanin kaddarorin, amfani, shiri da bayanan aminci na fili:

Hali:

-Bayyanuwa: Ruwa ne mara launi zuwa haske.

-Tafasa: kusan 126-127°C.

-Yawan: kusan 1.36g/cm³.

-Solubility: Mai narkewa a cikin yawancin kaushi na kwayoyin halitta, irin su ethanol, ether da dimethylformamide.

Amfani:

-An yi amfani da shi sosai azaman tsaka-tsaki a cikin haɗin gwiwar kwayoyin halitta kuma ana iya amfani dashi don haɗa sauran mahadi.

- Hakanan za'a iya amfani dashi azaman kayan farawa don haɓakar ƙwayar cuta, haɓakar magungunan kashe qwari da haɗin rini.

Hanyar Shiri:

- ko za a iya shirya ta hanyar halogenation dauki na pyridine. Na farko, pyridine da acetic acid suna shan maganin chlorination don samar da 2-chloropyridine. Ana canza 2-chloropyridine zuwa 2-chloro-3-fluoropyridine ta hanyar shan iska. A ƙarshe, 2-chloro-3-fluoropyridine an methylated ta amfani da amsawar methylation.

Bayanin Tsaro:

-wani abu ne mai ban haushi wanda zai iya harzuka idanu da fata.

-Lokacin amfani da kulawa, yakamata a ɗauki matakan tsaro da suka dace, gami da sanya gilashin kariya da safar hannu.

-A guji shakar tururin fili da kuma tabbatar da cewa ana sarrafa shi a cikin yanayi mai kyau.

-Lokacin da ake adanawa da sarrafawa, nisantar da wuta da abubuwan da ke haifar da iskar oxygen don guje wa haɗarin wuta da fashewa.

-Lokacin amfani, ya kamata a biya hankali ga bin ka'idoji da ka'idoji na tsaro masu dacewa.