isibhengezo_sekhasi

umkhiqizo

2 5-DICHLORO-3-METHYLPYRIDINE(CAS# 59782-90-0)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C6H5Cl2N
I-Molar Mass 162.02
Ukuminyana 1.319
I-Melting Point 42-45℃
I-Boling Point 187℃
I-Flash Point 111℃
I-Vapor Presure 0.891mmHg ku-25°C
pKa -0.23±0.10(Kubikezelwe)
Isimo Sesitoreji Umkhathi ongenayo, izinga lokushisa legumbi
I-Refractive Index 1.547

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Izimpawu Eziyingozi T – Inobuthi
Amakhodi Engozi R25 – Kunobuthi uma ugwinywe
R36 – Ukucasuka emehlweni
Incazelo Yokuphepha S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S45 – Uma kwenzeka ingozi noma uzizwa ungaphilile, funa iseluleko sezokwelapha ngokushesha (bonisa ilebula noma nini lapho kunokwenzeka.)
Ama-ID e-UN UN 2811 6.1 / PGIII
I-WGK Germany 3
I-Hazard Class I-IRRITANT

 

Isingeniso

I-2,5-Dichloro-3-methylpyridine iyinhlanganisela yezinto eziphilayo. Okulandelayo yisingeniso kwezinye zezakhiwo zayo, ukusetshenziswa, izindlela zokukhiqiza kanye nolwazi lokuphepha:

 

Izakhiwo: I-2,5-Dichloro-3-methylpyridine iwuketshezi olungenambala noma oluphuzi oluvutha umlilo.

 

Ukusetshenziswa: I-2,5-Dichloro-3-methylpyridine ivame ukusetshenziswa njengendawo ebalulekile ekuhlanganiseni kwe-organic. Ingasetshenziswa futhi njengengxenye yezincibilikisi, ama-catalyst, nama-lubricant.

 

Indlela yokulungiselela: Ziningi izindlela zokulungisa i-2,5-dichloro-3-methylpyridine. Indlela evamile ukuthola umkhiqizo ophakathi nendawo ngokusabela i-methylpyridine ne-thionyl chloride, bese kuba i-chlorination ukukhiqiza umkhiqizo ohlosiwe. Ezinye izindlela zokulungiselela zihlanganisa ukunciphisa kanye nokusabela kwe-chlorination, phakathi kwezinye.

 

Ulwazi lokuphepha: I-2,5-dichloro-3-methylpyridine kufanele isetshenziswe ohlelweni lokuphepha. Iyacasula futhi iyagqwala emehlweni, esikhumbeni, nasemgudwini wokuphefumula futhi kufanele igezwe ngamanzi amaningi ngokushesha ngemva kokuthintana. Lapho usebenza, izinto zokuzivikela ezifanele njengezingilazi zokuzivikela, amagilavu ​​nezingubo zokuzivikela kufanele zigqokwe. Qinisekisa indawo yokusebenza enomoya omuhle futhi ugweme ukuhogela umhwamuko wayo. Uma uyigcina, yigcine endaweni engangeni moya, epholile, neyomile, kude nomlilo nama-oxidants.


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