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umkhiqizo

2-Chloro-3-bromo-5-methylpyridine (CAS# 17282-03-0)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C6H5BrClN
I-Molar Mass 206.47
Ukuminyana 1.624±0.06 g/cm3(Kubikezelwe)
I-Melting Point 65-68
I-Boling Point 247.5±35.0 °C(Kubikezelwe)
I-Flash Point 103.5°C
Ukuncibilika encibilikayo ku-Methanol
I-Vapor Presure 0.0402mmHg ku-25°C
Ukubukeka I-Crystalline powder
Umbala Okumhlophe kuya kokuphuzi Okukhanyayo
pKa -0.23±0.10(Kubikezelwe)
Isimo Sesitoreji Umkhathi ongenayo, izinga lokushisa legumbi
I-Refractive Index 1.571
I-MDL I-MFCD01830664

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Ubungozi Nokuphepha

Amakhodi Engozi R20/21/22 – Kuyingozi ngokuhogela umoya, ukuthintana nesikhumba futhi uma ukugwinyile.
R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
R41 – Ingozi yokulimala okubi emehlweni
R37/38 – Ukucasula uhlelo lokuphefumula kanye nesikhumba.
I-R22 – Iyingozi uma igwinywe
Incazelo Yokuphepha S22 - Ungaphefumuli uthuli.
S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S36/37/39 – Gqoka izingubo zokuzivikela ezifanele, amagilavu ​​kanye nokuvikela iso/ubuso.
S39 – Gqoka ukuvikela iso / ubuso.
Ama-ID e-UN 2811
Inothi Lengozi Kuyingozi
I-Hazard Class I-IRRITANT
Iqembu Lokupakisha

2-Chloro-3-bromo-5-methylpyridine (CAS# 17282-03-0) Isingeniso

Kuyinhlanganisela yemvelo enefomula yamakhemikhali ethi C8H7BrClN. Okulandelayo yincazelo yobunjalo bayo, ukusetshenziswa, ukulungiswa kanye nolwazi lokuphepha:Imvelo:
-Ukubukeka: Ngokuvamile okuphuzi kuya kokusawolintshi-ophuzi okuqinile.
-I-Solubility: I-Soluble ku-organic solvents njenge-ethanol ne-dimethyl sulfoxide, engancibiliki emanzini.
-Indawo yokuncibilika: Cishe ku-70-72 degrees Celsius.
-Ukuminyana: mayelana ne-1.63 g/mL.
Isisindo samangqamuzana: cishe 231.51g/mol.

Sebenzisa:
-Ivame ukusetshenziswa njengendawo ephakathi kwe-organic synthesis futhi isetshenziswa kabanzi emikhakheni yemithi, izibulala-zinambuzane kanye nodayi.
-Ingasetshenziswa njenge-catalyst, i-ejenti yokunciphisa noma i-ejenti yokunciphisa, njll, ehilelekile ekuphenduleni okuhlukahlukene kwezinto eziphilayo.

Indlela: Ukulungiswa kwe
-a ngokuvamile kuhilela ukusabela kwe-3-bromo-2-chloropyridine nge-methyl bromide.
-Indlela ethile yokulungiselela ingalungiswa ngokuya ngezimo ezithile zokuhlola kanye nezidingo.

Ulwazi Lokuphepha:
-Izinzile ngaphansi kwezimo zokusebenza ezijwayelekile, kodwa isadinga ukusetshenziswa ngokuqapha.
-ekuhlinzeni kufanele uqaphele ukugwema ukuthintana kwesikhumba nokuhogela, kufanele ugqoke amagilavu ​​okuzivikela afanele, izibuko kanye namamaski.
-Uma uthinta isikhumba noma amehlo, geza ngokushesha ngamanzi amaningi futhi ufune usizo lwezokwelapha.
-Gcina kude nemithombo yomlilo neyokushisa ngesikhathi sokugcina, futhi uqinisekise ukuthi isiqukathi sivalekile ukuze uvimbele ukuguquguquka noma ukuvuza.


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