isibhengezo_sekhasi

umkhiqizo

2 6-Dichloronicotinic acid (CAS# 38496-18-3)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C6H3Cl2NO2
I-Molar Mass 192
Ukuminyana 1.612±0.06 g/cm3(Kubikezelwe)
I-Melting Point 140-143°C(lit.)
I-Boling Point 351.2±37.0 °C(Kubikezelwe)
I-Flash Point >230°F
Ukuncibilika DMSO, Methanol
I-Vapor Presure 1.56E-05mmHg ku-25°C
Ukubukeka I-crystalline powder emhlophe
Umbala Okumhlophe okumhlophe noma okuphuzi okuphaphathekile
I-BRN 136114
pKa 1.77±0.28(Okubikezelwe)
Isimo Sesitoreji Gcina endaweni emnyama, evalwe endaweni eyomile, Emazingeni Okushisa Egumbi
I-Refractive Index 1.605
I-MDL I-MFCD00075583
Izakhiwo Zomzimba Nezamakhemikhali Amakristalu amhlophe
Sebenzisa Ingxenye ekulungiseleleni okuphuma ku-pyridine.

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Amakhodi Engozi R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
I-R22 – Iyingozi uma igwinywe
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S36 – Gqoka izingubo ezifanele zokuzivikela.
I-WGK Germany 3
Ikhodi ye-HS 29333990
I-Hazard Class I-IRRITANT

 

Isingeniso

I-2,6-Dichloronicotinic acid iyinhlanganisela yezinto eziphilayo. Okulandelayo isingeniso esifushane sezakhiwo, ukusetshenziswa, izindlela zokulungiselela kanye nolwazi lokuphepha lwe-2,6-dichloronicotinic acid:

 

Ikhwalithi:

- I-2,6-Dichloronicotinic acid iyikristale eqinile engenambala encibilika kuzincibilikisi zemvelo ezifana notshwala nama-ether.

- Inephunga elimnandi futhi igqwala kakhulu.

- Ibola emazingeni okushisa aphezulu, ikhiphe igesi ye-chlorine enobuthi.

 

Sebenzisa:

- I-2,6-Dichloronicotinic acid ingasetshenziswa njengendawo ephakathi ekwenzeni izibulala-zinambuzane nezibulala-zinambuzane.

- Ingase futhi isetshenziselwe ukusabela kwe-chlorination ku-organic synthesis, njengokulungiswa kwamanye ama-organochlorine compounds.

 

Indlela:

- I-2,6-Dichloronicotinic acid ngokuvamile ilungiswa ngokuphendula i-nicotinic acid nge-thionyl chloride noma i-phosphorus trichloride.

 

Ulwazi Lokuphepha:

- I-2,6-Dichloronicotinic acid iyagqwala futhi ingabangela ukushisa nokucasuka lapho uthinta isikhumba namehlo. Ukuxhumana okuqondile kufanele kugwenywe.

- Uma usebenzisa noma ugcina i-2,6-dichloronicotin, izinyathelo zokuphepha ezifanele njengokugqoka amagilavu ​​okuzivikela, izibuko, nezingubo zokuzivikela kufanele zilandelwe.

- Lapho uphatha i-2,6-dichloronicotinic acid, indawo enomoya omuhle kufanele iqinisekiswe ukuze igweme ukuhogela umhwamuko noma uthuli.

- I-2,6-dichloronicotinic acid ingase ikhiqize ukusabela okulimazayo uma ixubene namanye amakhemikhali, futhi kufanele kuqashelwe ukugwema ukuyixuba.

 


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