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umkhiqizo

2-Chloro-5-methyl-3-nitropyridine (CAS# 23056-40-8)

Isakhiwo Samakhemikhali:

I-Molecular Formula I-C6H5ClN2O2
I-Molar Mass 172.57
Ukuminyana 1.406±0.06 g/cm3(Kubikezelwe)
I-Melting Point 45-50 °C
I-Boling Point 290.8±35.0 °C(Kubikezelwe)
I-Flash Point 129.7°C
I-Vapor Presure 0.00353mmHg ku-25°C
Ukubukeka Okuqinile
I-BRN 138198
pKa -2.20±0.10(Kubikezelwe)
Isimo Sesitoreji ngaphansi kwegesi ye-inert (nitrogen noma i-Argon) ku-2-8°C
Kuyazwela I-Hygroscopic
I-Refractive Index 1.575
I-MDL I-MFCD02070020

Imininingwane Yomkhiqizo

Omaka bomkhiqizo

Amakhodi Engozi R36/37/38 – Ukucasula amehlo, uhlelo lokuphefumula kanye nesikhumba.
R21/22 – Kuyingozi ukuthinta isikhumba futhi uma ugwinyiwe.
R41 – Ingozi yokulimala okubi emehlweni
R37/38 – Ukucasula uhlelo lokuphefumula kanye nesikhumba.
I-R22 – Iyingozi uma igwinywe
Incazelo Yokuphepha S36/37/39 – Gqoka izingubo zokuzivikela ezifanele, amagilavu ​​kanye nokuvikela iso/ubuso.
S26 – Uma uthintana namehlo, geza ngokushesha ngamanzi amaningi futhi ufune iseluleko sezokwelapha.
S36 – Gqoka izingubo ezifanele zokuzivikela.
S39 – Gqoka ukuvikela iso / ubuso.
Ama-ID e-UN 2811
I-WGK Germany 3
Ikhodi ye-HS 29333990
Inothi Lengozi Kuyingozi
I-Hazard Class 6.1
Iqembu Lokupakisha III

 

Isingeniso

I-2-Chloro-5-methyl-3-nitropyridine iyinhlanganisela yezinto eziphilayo. Nansi imininingwane ngakho:

 

Ikhwalithi:

- Ukubukeka: I-2-chloro-5-methyl-3-nitropyridine iyikristale ephuzi noma okuqinile okuyimpuphu.

- Ukunyibilika: Ukuncibilika okuphansi emanzini kanye nokuncibilika okuphezulu kuzinyibilikisi zemvelo ezifana nama-ether notshwala.

 

Sebenzisa:

- I-2-Chloro-5-methyl-3-nitropyridine inezinhlobonhlobo zezicelo embonini yezibulala-zinambuzane. Kuyimpahla esetshenziswayo yama-fungicides nama-herbicides angasetshenziswa ukulawula izifo nokhula ezinhlobonhlobo zezitshalo.

- Ingasetshenziswa futhi njengengxenye ebalulekile ekuhlanganiseni kwe-organic for synthesis yezinye izinhlanganisela.

 

Indlela:

- Ukulungiswa kwe-2-chloro-5-methyl-3-nitropyridine ngokuvamile kulandela umzila wokuhlanganiswa kwamakhemikhali. Indlela ethile yokulungiselela ingase ihlanganise ukusabela kwe-2-chloro-5-methylpyridine nge-nitric acid, noma eminye imizila efanelekile yokuhlanganisa njengoba kudingeka.

 

Ulwazi Lokuphepha:

I-2-Chloro-5-methyl-3-nitropyridine iwubuthi futhi kufanele isetshenziswe ngokuhambisana nezinqubo ezifanele zokusebenza zokuphepha.

- Gwema ukuhogela, ukugwinya, nokuthinta isikhumba. Uma kwenzeka uthinta isikhumba, geza ngokushesha ngamanzi nensipho. Uma uhogele umoya noma udliwe, funa usizo lwezokwelapha ngokushesha ngangokunokwenzeka.

- Uma igcinwa futhi iphathwa, ihlukaniswa kwamanye amakhemikhali futhi iphakheji ibhalwe kahle futhi ivalwe.


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