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2-Chloro-5-fluoronicotinic acid (CAS# 38186-88-8)

Abubuwan Sinadarai:

Tsarin kwayoyin halitta Saukewa: C6H3ClFNO2
Molar Mass 175.54
Yawan yawa 1.576± 0.06 g/cm3 (An annabta)
Matsayin narkewa 141-142 ° C
Matsayin Boling 297.0 ± 35.0 °C (An annabta)
Tashin Turi 349mmHg a 25°C
Bayyanar Crystallization
pKa 1.67± 0.25 (An annabta)
Yanayin Ajiya a karkashin inert gas (nitrogen ko argon) a 2-8 ° C
Fihirisar Refractive 1.313
MDL Saukewa: MFCD03092932

Cikakken Bayani

Tags samfurin

Alamomin haɗari Xi - Haushi
Lambobin haɗari 36/37/38 - Hannun idanu, tsarin numfashi da fata.
Bayanin Tsaro S7/9 -
S24/25 - Guji hulɗa da fata da idanu.
S26 - Idan ana hulɗa da idanu, kurkura nan da nan da ruwa mai yawa kuma ku nemi shawarar likita.
S36/37 - Sanya tufafin kariya da safar hannu masu dacewa.
S38 - Idan akwai rashin isasshen iska, sanya kayan aikin numfashi masu dacewa.
S51 - Yi amfani da shi kawai a wuraren da ke da iska mai kyau.
WGK Jamus 3
Matsayin Hazard HAUSHI

 

Gabatarwa

2-chloro-5-fluoronicotinic acid. Mai zuwa shine gabatarwa ga kaddarorin, amfani, hanyoyin shiri da bayanan aminci na 2-chloro-5-fluoronicotinic acid:

 

inganci:

- 2-Chloro-5-fluoronicotinic acid wani m crystalline mara launi.

- A dakin da zafin jiki, yana da ƙananan narkewa da ƙarancin narkewa a cikin ruwa.

- Yana da ƙarfi acidic kuma yana iya amsawa tare da alkali don samar da gishiri daidai.

- 2-Chloro-5-fluoronicotinic acid abu ne mai yawan iskar oxygen.

 

Amfani:

- 2-Chloro-5-fluoronicotinic acid za a iya amfani dashi azaman reagent ga acid mai ƙarfi azaman mai haɓaka acid a cikin halayen haɗin gwiwar kwayoyin halitta.

- Ana iya amfani dashi don halayen fluorinated a cikin haɗin gwiwar kwayoyin halitta, kamar fluorination da cyclofluorination na aromatic.

- 2-Chloro-5-fluoronicotinic acid kuma ana iya amfani dashi azaman tsaka-tsaki a cikin rini da masu haskaka haske.

 

Hanya:

- Hanyar shiri na gama gari don 2-chloro-5-fluoronicotinic acid shine ta hanyar amsa 2,5-diaminoalkynyl niacin tare da adadin da ya dace na acid hydrofluoric da chlorinating.

 

Bayanin Tsaro:

-2-chloro-5-fluoronicotinic acid wani sinadari ne na halitta wanda ke da ban haushi kuma yana iya yin tasiri mai ban haushi akan fata, idanu, da tsarin numfashi. Saka adadin abin kariya da ya dace lokacin amfani da kuma guje wa hulɗa kai tsaye da fata da idanu.

- A yayin aiki, ya kamata a karfafa samun iska don guje wa shakar tururi daga wannan fili.

2-Chloro-5-Fluoronicotinic acid ya kamata a kiyaye shi daga tushen zafi da abubuwa masu ƙonewa kuma a adana shi a bushe, wuri mai sanyi.


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